| Line |
Label |
Object Class |
Period Type |
Balance |
Report ElementName |
| 1 |
00000 - Document - Document and Entity Information |
Network |
* |
* |
http://www.hpi.com.cn/role/DocumentAndEntityInformation |
| 2 |
Document Information [table] |
Table |
* |
* |
dei:DocumentInformationTable |
| 3 |
Classes of share capital [axis] |
Axis |
|
|
ifrs-full:ClassesOfShareCapitalAxis |
| 4 |
Share capital [member] |
Member |
|
|
ifrs-full:ClassesOfShareCapitalMember |
| 5 |
A shares [member] |
Member |
|
|
hnp:ASharesMember |
| 6 |
Overseas listed foreign shares [member] |
Member |
|
|
hnp:OverseasListedForeignSharesMember |
| 7 |
Document Information [line items] |
LineItems |
|
|
dei:DocumentInformationLineItems |
| 8 |
Document Type |
Concept (Submission Type) |
For Period |
|
dei:DocumentType |
| 9 |
Amendment Flag |
Concept (Yes/No) |
For Period |
|
dei:AmendmentFlag |
| 10 |
Document Period End Date |
Concept (Date) |
For Period |
|
dei:DocumentPeriodEndDate |
| 11 |
Document Fiscal Year Focus |
Concept (Year) |
For Period |
|
dei:DocumentFiscalYearFocus |
| 12 |
Document Fiscal Period Focus |
Concept (Fiscal Period) |
For Period |
|
dei:DocumentFiscalPeriodFocus |
| 13 |
Entity Registrant Name |
Concept (Text/String) |
For Period |
|
dei:EntityRegistrantName |
| 14 |
Entity Central Index Key |
Concept (CIK Number) |
For Period |
|
dei:EntityCentralIndexKey |
| 15 |
Current Fiscal Year End Date |
Concept (Month/Day) |
For Period |
|
dei:CurrentFiscalYearEndDate |
| 16 |
Entity Filer Category |
Concept (Filer Category) |
For Period |
|
dei:EntityFilerCategory |
| 17 |
Entity Common Stock, Shares Outstanding |
Concept (Shares) |
As Of |
|
dei:EntityCommonStockSharesOutstanding |
| 18 |
Entity Current Reporting Status |
Concept (Yes/No) |
For Period |
|
dei:EntityCurrentReportingStatus |
| 19 |
Entity Well-known Seasoned Issuer |
Concept (Yes/No) |
For Period |
|
dei:EntityWellKnownSeasonedIssuer |
| 20 |
Trading Symbol |
Concept (Text/String) |
For Period |
|
dei:TradingSymbol |
| 21 |
Entity Emerging Growth Company |
Concept (Yes/No) |
For Period |
|
dei:EntityEmergingGrowthCompany |
| 22 |
Entity shell company |
Concept (Yes/No) |
For Period |
|
dei:EntityShellCompany |
| 23 |
00100 - Statement - Consolidated Statements of Comprehensive Income |
Network |
* |
* |
http://www.hpi.com.cn/role/ConsolidatedStatementsOfComprehensiveIncome |
| 24 |
Implied Table |
Table |
* |
* |
implied:Table |
| 25 |
Consolidated Statements of Comprehensive Income [abstract] |
Abstract |
|
|
ifrs-full:StatementOfComprehensiveIncomeAbstract |
| 26 |
Operating revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 27 |
Tax and levies on operations |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:TaxExpenseOtherThanIncomeTaxExpense |
| 28 |
Operating expenses |
Abstract |
|
|
hnp:OperatingExpensesAbstract |
| 29 |
Fuel |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:FuelExpense |
| 30 |
Maintenance |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:RepairsAndMaintenanceExpense |
| 31 |
Depreciation |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DepreciationExpense |
| 32 |
Labor |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:EmployeeBenefitsExpense |
| 33 |
Service fees on transmission and transformer facilities of HIPDC |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:EnergyTransmissionCharges |
| 34 |
Purchase of electricity |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:EnergyExpense |
| 35 |
Others |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:OtherExpenseByNature |
| 36 |
Total operating expenses |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:OperatingExpense |
| 37 |
Profit from operations |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossFromOperatingActivities |
| 38 |
Interest income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromInterest |
| 39 |
Financial expenses, net |
Abstract |
|
|
hnp:FinancialExpensesNetAbstract |
| 40 |
Interest expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:InterestExpense |
| 41 |
Exchange (loss)/gain and bank charges, net |
Concept (Monetary) |
For Period |
Credit |
hnp:ExchangeGainLossAndBankChargesNet |
| 42 |
Total financial expenses, net |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:FinanceCosts |
| 43 |
Share of profits less losses of associates and joint ventures |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 44 |
Gain/(loss) on fair value changes of financial assets/liabilities |
Concept (Monetary) |
For Period |
Credit |
hnp:GainLossOnFairValueChangesOfFinancialAssetsLiabilities |
| 45 |
Other investment (loss)/income |
Concept (Monetary) |
For Period |
Credit |
hnp:OtherInvestmentIncome |
| 46 |
Profit before income tax expense |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossBeforeTax |
| 47 |
Income tax expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxExpenseContinuingOperations |
| 48 |
Net profit |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLoss |
| 49 |
Other comprehensive (loss)/income, net of tax |
Abstract |
|
|
ifrs-full:OtherComprehensiveIncomeAbstract |
| 50 |
Items that will not be reclassified to profit or loss: |
Abstract |
|
|
ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract |
| 51 |
Fair value changes of other equity instrument investments |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments |
| 52 |
Share of other comprehensive loss of investees accounted for under the equity method |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax |
| 53 |
Items that may be reclassified subsequently to profit or loss: |
Abstract |
|
|
ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract |
| 54 |
Fair value changes of available-for-sale financial assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnRemeasuringAvailableforsaleFinancialAssetsNetOfTax |
| 55 |
Gain on disposal of available-for-sale financial assets reclassified to profit or loss |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ReclassificationAdjustmentsOnAvailableforsaleFinancialAssetsNetOfTax |
| 56 |
Share of other comprehensive (loss)/income of investees accounted for under the equity method |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax |
| 57 |
Effective portion of cash flow hedges |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnCashFlowHedgesNetOfTax |
| 58 |
Translation differences of the financial statements of foreign operations |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax |
| 59 |
Other comprehensive (loss)/income, net of tax |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:OtherComprehensiveIncome |
| 60 |
Total comprehensive income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncome |
| 61 |
Net profit attributable to: |
Abstract |
|
|
ifrs-full:ProfitLossAttributableToAbstract |
| 62 |
Equity holders of the Company |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossAttributableToOwnersOfParent |
| 63 |
Non-controlling interests |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossAttributableToNoncontrollingInterests |
| 64 |
Net profit |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLoss |
| 65 |
Total comprehensive income/(loss) attributable to: |
Abstract |
|
|
ifrs-full:ComprehensiveIncomeAttributableToAbstract |
| 66 |
Equity holders of the Company |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent |
| 67 |
Non-controlling interests |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests |
| 68 |
Total comprehensive income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncome |
| 69 |
Earnings per share attributable to the shareholders of the Company (expressed in RMB per share) |
Abstract |
|
|
ifrs-full:EarningsPerShareAbstract |
| 70 |
Basic and diluted |
Concept (Share) |
For Period |
|
ifrs-full:BasicAndDilutedEarningsLossPerShare |
| 71 |
00200 - Statement - Consolidated Statements of Financial Position |
Network |
* |
* |
http://www.hpi.com.cn/role/ConsolidatedStatementsOfFinancialPosition |
| 72 |
Implied Table |
Table |
* |
* |
implied:Table |
| 73 |
Consolidated Statements of Financial Position [abstract] |
Abstract |
|
|
ifrs-full:StatementOfFinancialPositionAbstract |
| 74 |
ASSETS |
Abstract |
|
|
ifrs-full:AssetsAbstract |
| 75 |
Non-current assets |
Abstract |
|
|
ifrs-full:NoncurrentAssetsAbstract |
| 76 |
Property, plant and equipment |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:PropertyPlantAndEquipment |
| 77 |
Investments in associates and joint ventures |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentAccountedForUsingEquityMethod |
| 78 |
Investment property |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentProperty |
| 79 |
Available-for-sale financial assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssetsAvailableforsale |
| 80 |
Other equity instrument investments |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentInvestmentsInEquityInstrumentsDesignatedAtFairValueThroughOtherComprehensiveIncome |
| 81 |
Land use rights |
Concept (Monetary) |
As Of |
Debit |
hnp:LandUseRights |
| 82 |
Power generation licenses |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:LicencesAndFranchises |
| 83 |
Mining rights |
Concept (Monetary) |
As Of |
Debit |
hnp:MiningRights |
| 84 |
Deferred income tax assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:DeferredTaxAssets |
| 85 |
Derivative financial assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentDerivativeFinancialAssets |
| 86 |
Goodwill |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Goodwill |
| 87 |
Other non-current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:OtherNoncurrentAssets |
| 88 |
Total non-current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssets |
| 89 |
Current assets |
Abstract |
|
|
ifrs-full:CurrentAssetsAbstract |
| 90 |
Inventories |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Inventories |
| 91 |
Other receivables and assets |
Concept (Monetary) |
As Of |
Debit |
hnp:OtherReceivablesAndAssets |
| 92 |
Accounts receivable |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentTradeReceivables |
| 93 |
Contract assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentContractAssets |
| 94 |
Derivative financial assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentDerivativeFinancialAssets |
| 95 |
Bank balances and cash |
Concept (Monetary) |
As Of |
Debit |
hnp:CashAndCashEquivalentsIncludingCashRestricted |
| 96 |
Assets held for sale |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale |
| 97 |
Total current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssets |
| 98 |
Total assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Assets |
| 99 |
EQUITY AND LIABILITIES |
Abstract |
|
|
ifrs-full:EquityAndLiabilitiesAbstract |
| 100 |
Capital and reserves attributable to equity holders of the Company |
Abstract |
|
|
hnp:CapitalAndReservesAttributableToEquityHoldersOfCompanyAbstract |
| 101 |
Share capital |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:IssuedCapital |
| 102 |
Other equity instruments |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:OtherEquityInterest |
| 103 |
Capital surplus |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CapitalReserve |
| 104 |
Surplus reserves |
Concept (Monetary) |
As Of |
Credit |
hnp:SurplusReserves |
| 105 |
Currency translation differences |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:ReserveOfExchangeDifferencesOnTranslation |
| 106 |
Retained earnings |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:RetainedEarnings |
| 107 |
Capital and reserves attributable to equity holders of the Company |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:EquityAttributableToOwnersOfParent |
| 108 |
Non-controlling interests |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncontrollingInterests |
| 109 |
Total equity |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Equity |
| 110 |
Non-current liabilities |
Abstract |
|
|
ifrs-full:NoncurrentLiabilitiesAbstract |
| 111 |
Long-term loans |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentPortionOfNoncurrentLoansReceived |
| 112 |
Long-term bonds |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentPortionOfNoncurrentBondsIssued |
| 113 |
Deferred income tax liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DeferredTaxLiabilities |
| 114 |
Derivative financial liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentDerivativeFinancialLiabilities |
| 115 |
Other non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:OtherNoncurrentLiabilities |
| 116 |
Total non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentLiabilities |
| 117 |
Current liabilities |
Abstract |
|
|
ifrs-full:CurrentLiabilitiesAbstract |
| 118 |
Accounts payable and other liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:AccountsPayableAndOtherLiabilities |
| 119 |
Contract liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentContractLiabilities |
| 120 |
Taxes payable |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentTaxLiabilitiesCurrent |
| 121 |
Dividends payable |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentDividendPayables |
| 122 |
Derivative financial liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentDerivativeFinancialLiabilities |
| 123 |
Short-term bonds |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentBondsIssued |
| 124 |
Short-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentLoansReceived |
| 125 |
Current portion of long-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfLongTermLoans |
| 126 |
Current portion of long-term bonds |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfNonCurrentBondsIssued |
| 127 |
Current portion of other non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfOtherNonCurrentLiabilities |
| 128 |
Liabilities held for sale |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale |
| 129 |
Total current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentLiabilities |
| 130 |
Total liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Liabilities |
| 131 |
Total equity and liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:EquityAndLiabilities |
| 132 |
00300 - Statement - Consolidated Statements of Changes in Equity |
Network |
* |
* |
http://www.hpi.com.cn/role/ConsolidatedStatementsOfChangesInEquity |
| 133 |
Statement of changes in equity [table] |
Table |
* |
* |
ifrs-full:StatementOfChangesInEquityTable |
| 134 |
Components of equity [axis] |
Axis |
|
|
ifrs-full:ComponentsOfEquityAxis |
| 135 |
Total equity [member] |
Member |
|
|
ifrs-full:EquityMember |
| 136 |
Attributable to equity holders of the Company [member] |
Member |
|
|
ifrs-full:EquityAttributableToOwnersOfParentMember |
| 137 |
Capital surplus [member] |
Member |
|
|
ifrs-full:CapitalReserveMember |
| 138 |
Share capital [member] |
Member |
|
|
ifrs-full:IssuedCapitalMember |
| 139 |
Other equity instruments [member] |
Member |
|
|
ifrs-full:OtherEquityInterestMember |
| 140 |
Share premium [member] |
Member |
|
|
ifrs-full:SharePremiumMember |
| 141 |
Hedging reserve [member] |
Member |
|
|
ifrs-full:ReserveOfCashFlowHedgesMember |
| 142 |
Fair value Reserve (non-recycling) [member] |
Member |
|
|
hnp:FairValueReserveNonRecyclingMember |
| 143 |
Other reserve in other comprehensive income [member] |
Member |
|
|
hnp:OtherReserveInOtherComprehensiveIncomeMember |
| 144 |
Available-for-sale financial assets revaluation reserve [member] |
Member |
|
|
ifrs-full:ReserveOfGainsAndLossesOnRemeasuringAvailableforsaleFinancialAssetsMember |
| 145 |
Other capital reserve [member] |
Member |
|
|
hnp:OtherCapitalReserveMember |
| 146 |
Surplus reserve [member] |
Member |
|
|
hnp:SurplusReserveMember |
| 147 |
Currency translation differences [member] |
Member |
|
|
ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember |
| 148 |
Retained earnings [member] |
Member |
|
|
ifrs-full:RetainedEarningsMember |
| 149 |
Non-controlling interests [member] |
Member |
|
|
ifrs-full:NoncontrollingInterestsMember |
| 150 |
Statement of changes in equity [line items] |
LineItems |
|
|
ifrs-full:StatementOfChangesInEquityLineItems |
| 151 |
Balance at end of prior year |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Equity |
| 152 |
Impact on initial application of IFRS 9 (Note 2 (b) (i)) |
Concept (Monetary) |
As Of |
Credit |
hnp:EquityAdjustmentsIncreaseDecreaseThroughChangesInAccountingPolicies |
| 153 |
Balance at period start |
Concept (Monetary) |
As Of |
Credit |
hnp:EquityCarryingAmountImmediatelyAfterInitialApplicationOfIfrs9 |
| 154 |
Profit |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLoss |
| 155 |
Other comprehensive income/(loss): |
Abstract |
|
|
ifrs-full:OtherComprehensiveIncomeAbstract |
| 156 |
Fair value changes of other equity instrument investments - gross |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesFromInvestmentsInEquityInstruments |
| 157 |
Fair value changes of other equity instrument investments - Tax |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxRelatingToInvestmentsInEquityInstrumentsOfOtherComprehensiveIncome |
| 158 |
Fair value changes of available-for-sale financial assets - gross |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnRemeasuringAvailableforsaleFinancialAssetsBeforeTax |
| 159 |
Gain on disposal of available-for-sale financial assets reclassified to profit or loss - gross |
Concept (Monetary) |
For Period |
Credit |
hnp:GainsLossesOnDisposalOfAvailableForSaleFinancialAssetsReclassifiedToProfitOrLossBeforeTax |
| 160 |
Fair value changes of and gain on disposal of available-for-sale financial assets - tax |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxRelatingToAvailableforsaleFinancialAssetsOfOtherComprehensiveIncome |
| 161 |
Shares of other comprehensive income of investees - accounted for under the equity method - gross |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodBeforeTax |
| 162 |
Shares of other comprehensive income of investees - accounted for under the equity method - tax |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxRelatingToShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 163 |
Changes in fair value of effective portion of cash flow hedges - gross |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnCashFlowHedgesBeforeTax |
| 164 |
Changes in fair value of effective portion of cash flow hedges - tax |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome |
| 165 |
Cash flow hedges recorded in shareholders' equity reclassified to inventories - gross |
Concept (Monetary) |
For Period |
Credit |
hnp:CashFlowHedgesRecordedInShareholdersEquityReclassifiedToInventoriesGross |
| 166 |
Cash flow hedges recorded in shareholders' equity reclassified to inventories - tax |
Concept (Monetary) |
For Period |
Debit |
hnp:CashFlowHedgesRecordedInShareholdersEquityReclassifiedToInventoriesTax |
| 167 |
Cash flow hedges recorded in shareholders' equity reclassified to exchange gain and bank charges, net - gross |
Concept (Monetary) |
For Period |
Credit |
hnp:CashFlowHedgesRecordedInShareholdersEquityReclassifiedToExchangeGainAndBankChargesNetGross |
| 168 |
Cash flow hedges recorded in shareholders' equity reclassified to exchange gain and bank charges, net - tax |
Concept (Monetary) |
For Period |
Debit |
hnp:CashFlowHedgesRecordedInShareholdersEquityReclassifiedToExchangeGainAndBankChargesNetTax |
| 169 |
Cash flow hedges recorded in shareholders' equity reclassified to interest expense - gross |
Concept (Monetary) |
For Period |
Credit |
hnp:CashFlowHedgesRecordedInShareholdersEquityReclassifiedToInterestExpenseGross |
| 170 |
Cash flow hedges recorded in shareholders' equity reclassified to interest expense - tax |
Concept (Monetary) |
For Period |
Debit |
hnp:CashFlowHedgesRecordedInShareholdersEquityReclassifiedToInterestExpenseTax |
| 171 |
Currency translation differences |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax |
| 172 |
Total comprehensive income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncome |
| 173 |
Business combinations (Note 41) |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseOfEquityThroughBusinessCombinations |
| 174 |
Issue of new A shares, net of issue expenses (Note 21) |
Concept (Monetary) |
For Period |
Credit |
hnp:IssueOfOrdinarySharesNetOfIssuanceExpenses |
| 175 |
Issue of perpetual corporate bonds |
Concept (Monetary) |
For Period |
Credit |
hnp:PerpetualCorporateBondsIncreaseDecreaseInCurrentPeriodNewIssues |
| 176 |
Issue of other equity instruments (Note 22) |
Concept (Monetary) |
For Period |
Credit |
hnp:OtherEquityInstrumentsIncreaseDecreaseInCurrentPeriodNewIssues |
| 177 |
Dividends relating to last year (Note 24) |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DividendsPaid |
| 178 |
Cumulative distribution of other equity instruments (Note 24) |
Concept (Monetary) |
For Period |
Debit |
hnp:PaymentOfCumulativeDistributionOfOtherEquityInstruments |
| 179 |
Net capital injection from non-controlling interests of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
hnp:NetCapitalInjectionsFromNonControllingInterestsOfSubsidiaries |
| 180 |
Disposal of non-controlling interests of a subsidiary |
Concept (Monetary) |
For Period |
Credit |
hnp:DisposalOfNonControllingInterestsOfSubsidiaries |
| 181 |
Acquisition of non-controlling interests of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
hnp:AcquisitionOfNonControllingInterestsOfSubsidiaries |
| 182 |
Share of other capital reserve of investees accounted for under the equity method |
Concept (Monetary) |
For Period |
Debit |
hnp:ShareOfOtherCapitalReserveOfAssociatesAndJointVenturesAccountedForUsingEquityMethodNetOfTax |
| 183 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughDisposalOfSubsidiary |
| 184 |
Balance at period end |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Equity |
| 185 |
00400 - Statement - Consolidated Statements of Cash Flows |
Network |
* |
* |
http://www.hpi.com.cn/role/ConsolidatedStatementsOfCashFlows |
| 186 |
Implied Table |
Table |
* |
* |
implied:Table |
| 187 |
Consolidated Statements of Cash Flows [abstract] |
Abstract |
|
|
ifrs-full:StatementOfCashFlowsAbstract |
| 188 |
CASH FLOWS FROM OPERATING ACTIVITIES |
Abstract |
|
|
ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract |
| 189 |
Profit before income tax expense |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossBeforeTax |
| 190 |
Adjustments to reconcile profit before income tax expense to net cash provided by operating activities: |
Abstract |
|
|
ifrs-full:AdjustmentsForReconcileProfitLossAbstract |
| 191 |
Depreciation |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DepreciationExpense |
| 192 |
Provision for impairment loss on property, plant and equipment |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment |
| 193 |
Provision for impairment loss on goodwill |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossGoodwill |
| 194 |
Provision for impairment loss on mining rights |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossMiningRights |
| 195 |
Provision for impairment loss on land use rights |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossLandUseRights |
| 196 |
Provision for other non-current assets |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossOtherNonCurrentAssets |
| 197 |
Amortization of land use rights |
Concept (Monetary) |
For Period |
Debit |
hnp:AmortizationOfLandUseRights |
| 198 |
Amortization of other non-current assets |
Concept (Monetary) |
For Period |
Debit |
hnp:AmortizationOfOtherNonCurrentAssets |
| 199 |
Amortization of employee housing subsidies |
Concept (Monetary) |
For Period |
Debit |
hnp:AmortizationOfEmployeeHousingSubsidies |
| 200 |
Recognition of provision for loss allowance |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables |
| 201 |
Recognition/(reversal) of provision for inventory obsolescence |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossInventories |
| 202 |
(Gain)/loss on fair value changes of financial assets/liabilities |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForFairValueGainsLosses |
| 203 |
Other investment loss/(income) |
Concept (Monetary) |
For Period |
Credit |
hnp:OtherInvestmentIncome |
| 204 |
Net (gain)/loss on disposals of non-current assets |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets |
| 205 |
Unrealized exchange loss/(gain), net |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains |
| 206 |
Share of profits less losses of associates and joint ventures |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:AdjustmentsForUndistributedProfitsOfAssociates |
| 207 |
Interest income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:AdjustmentsForInterestIncome |
| 208 |
Interest expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForInterestExpense |
| 209 |
Others |
Concept (Monetary) |
For Period |
Credit |
hnp:AdjustmentsForCashInflowsOutflowsOtherThanChangesInWorkingCapitalClassifiedAsOperatingActivities |
| 210 |
Changes in working capital, net of effects of acquisitions |
Abstract |
|
|
hnp:ChangesInWorkingCapitalNetOfEffectsOfAcquisitionsAbstract |
| 211 |
Inventories |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForDecreaseIncreaseInInventories |
| 212 |
Other receivables and assets |
Concept (Monetary) |
For Period |
Debit |
hnp:AdjustmentsForDecreaseIncreaseInOtherReceivablesAndAssets |
| 213 |
Accounts receivable |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables |
| 214 |
Contract assets |
Concept (Monetary) |
For Period |
Debit |
hnp:AdjustmentsForDecreaseIncreaseInCurrentContractAssets |
| 215 |
Restricted cash |
Concept (Monetary) |
For Period |
Debit |
hnp:AdjustmentsForDecreaseIncreaseInRestrictedCash |
| 216 |
Accounts payable and other liabilities |
Concept (Monetary) |
For Period |
Debit |
hnp:AdjustmentsForIncreaseDecreaseInAccountsPayableAndOtherLiabilities |
| 217 |
Contract liabilities |
Concept (Monetary) |
For Period |
Debit |
hnp:AdjustmentsForIncreaseDecreaseInCurrentContractLiabilities |
| 218 |
Taxes payable |
Concept (Monetary) |
For Period |
Debit |
hnp:AdjustmentsForIncreaseDecreaseInTaxesPayable |
| 219 |
Interest received |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:InterestReceivedClassifiedAsOperatingActivities |
| 220 |
Income tax expense paid |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities |
| 221 |
Net cash provided by operating activities |
Concept (Monetary) |
For Period |
|
ifrs-full:CashFlowsFromUsedInOperatingActivities |
| 222 |
CASH FLOWS FROM INVESTING ACTIVITIES |
Abstract |
|
|
ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract |
| 223 |
Payment for the purchase of property, plant and equipment |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities |
| 224 |
Proceeds from disposal of property, plant and equipment, land use rights and other non-current assets |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets |
| 225 |
Prepayments of land use rights |
Concept (Monetary) |
For Period |
Credit |
hnp:PrepaymentsOfLandUseRights |
| 226 |
Payment for the purchase of other non-current assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities |
| 227 |
Cash dividends received |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DividendsReceivedClassifiedAsInvestingActivities |
| 228 |
Payment for investment in associates and joint ventures |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethod |
| 229 |
Cash paid for acquiring available-for-sale financial assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:PurchaseOfAvailableforsaleFinancialAssets |
| 230 |
Cash paid for acquiring other equity instrument investments |
Concept (Monetary) |
For Period |
Credit |
hnp:PurchaseOfFairValueOfInvestmentsInEquityInstrumentsDesignatedAtFairValueThroughOtherComprehensiveIncome |
| 231 |
Cash consideration paid for acquisition of subsidiaries, net of cash acquired |
Concept (Monetary) |
For Period |
Credit |
hnp:CashConsiderationPaidForAcquisitionOfSubsidiariesNetOfCashAcquiredClassifiedAsInvestingActivities |
| 232 |
Cash received from disposal of a subsidiary, net of cash of the subsidiaries |
Concept (Monetary) |
For Period |
Debit |
hnp:CashReceivedFromDisposalOfSubsidiariesClassifiedAsInvestingActivities |
| 233 |
Cash received from disposal of available-for-sale financial assets |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets |
| 234 |
Others |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities |
| 235 |
Net cash used in investing activities |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:CashFlowsFromUsedInInvestingActivities |
| 236 |
CASH FLOWS FROM FINANCING ACTIVITIES |
Abstract |
|
|
ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract |
| 237 |
Issuance of short-term bonds |
Concept (Monetary) |
For Period |
Debit |
hnp:ProceedsFromIssuanceOfCurrentBondsIssued |
| 238 |
Repayments of short-term bonds |
Concept (Monetary) |
For Period |
Credit |
hnp:RepaymentsOfCurrentBondsIssued |
| 239 |
Proceeds from short-term loans |
Concept (Monetary) |
For Period |
Debit |
hnp:ProceedsFromCurrentLoansReceived |
| 240 |
Repayments of short-term loans |
Concept (Monetary) |
For Period |
Credit |
hnp:RepaymentsOfCurrentLoansReceived |
| 241 |
Proceeds from long-term loans |
Concept (Monetary) |
For Period |
Debit |
hnp:ProceedsFromNonCurrentLoansReceived |
| 242 |
Repayments of long-term loans |
Concept (Monetary) |
For Period |
Credit |
hnp:RepaymentsOfNonCurrentLoansReceived |
| 243 |
Issuance of long-term bonds |
Concept (Monetary) |
For Period |
Debit |
hnp:ProceedsFromIssuanceOfNonCurrentBondsIssued |
| 244 |
Repayments of long-term bonds |
Concept (Monetary) |
For Period |
Credit |
hnp:RepaymentsOfNonCurrentBondsIssued |
| 245 |
Interest paid |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:InterestPaidClassifiedAsFinancingActivities |
| 246 |
Net proceeds from the issuance of new shares |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromIssueOfOrdinaryShares |
| 247 |
Net proceeds from the issuance of other equity instruments |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromIssuingOtherEquityInstruments |
| 248 |
Net capital injection from non-controlling interests of subsidiaries |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromContributionsOfNoncontrollingInterests |
| 249 |
Dividends paid to shareholders of the Company |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities |
| 250 |
Dividends paid to non-controlling interests of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities |
| 251 |
Government grants |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromGovernmentGrantsClassifiedAsFinancingActivities |
| 252 |
Payment for finance leasing |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:PaymentsOfFinanceLeaseLiabilitiesClassifiedAsFinancingActivities |
| 253 |
Others |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities |
| 254 |
Net cash (used in)/generated from financing activities |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:CashFlowsFromUsedInFinancingActivities |
| 255 |
Effect of exchange rate fluctuations on cash held |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents |
| 256 |
NET INCREASE IN CASH AND CASH EQUIVALENTS |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncreaseDecreaseInCashAndCashEquivalents |
| 257 |
Cash and cash equivalents as at beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CashAndCashEquivalents |
| 258 |
CASH AND CASH EQUIVALENTS AS AT END OF THE YEAR |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CashAndCashEquivalents |
| 259 |
10100 - Disclosure - Company organization and principal activities |
Network |
* |
* |
http://www.hpi.com.cn/role/CompanyOrganizationAndPrincipalActivities |
| 260 |
Implied Table |
Table |
* |
* |
implied:Table |
| 261 |
Company organization and principal activities [abstract] |
Abstract |
|
|
hnp:CompanyOrganizationAndPrincipalActivitiesAbstract |
| 262 |
Company organization and principal activities |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory |
| 263 |
10200 - Disclosure - Principal accounting policies |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPolicies |
| 264 |
Implied Table |
Table |
* |
* |
implied:Table |
| 265 |
Principal accounting policies [abstract] |
Abstract |
|
|
hnp:PrincipalAccountingPoliciesAbstract |
| 266 |
Principal accounting policies |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory |
| 267 |
10300 - Disclosure - Financial and capital risks management |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagement |
| 268 |
Implied Table |
Table |
* |
* |
implied:Table |
| 269 |
Financial and capital risks management [abstract] |
Abstract |
|
|
hnp:FinancialAndCapitalRisksManagementAbstract |
| 270 |
Financial and capital risks management |
Concept (Text Block (HTML)) |
For Period |
|
hnp:FinancialAndCapitalRisksManagementTextBlock |
| 271 |
10400 - Disclosure - Critical accounting estimates and judgments |
Network |
* |
* |
http://www.hpi.com.cn/role/CriticalAccountingEstimatesAndJudgments |
| 272 |
Implied Table |
Table |
* |
* |
implied:Table |
| 273 |
Critical accounting estimates and judgments [abstract] |
Abstract |
|
|
hnp:CriticalAccountingEstimatesAndJudgmentsAbstract |
| 274 |
Critical accounting estimates and judgments |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfAccountingJudgementsAndEstimatesExplanatory |
| 275 |
10500 - Disclosure - Revenue and segment information |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformation |
| 276 |
Implied Table |
Table |
* |
* |
implied:Table |
| 277 |
Revenue and segment information [abstract] |
Abstract |
|
|
ifrs-full:RevenueAbstract |
| 278 |
Revenue and segment information |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfRevenueExplanatory |
| 279 |
10600 - Disclosure - Profit before income tax expense |
Network |
* |
* |
http://www.hpi.com.cn/role/ProfitBeforeIncomeTaxExpense |
| 280 |
Implied Table |
Table |
* |
* |
implied:Table |
| 281 |
Profit before income tax expense [abstract] |
Abstract |
|
|
hnp:ProfitBeforeIncomeTaxExpenseAbstract |
| 282 |
Profit before income tax expense |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ProfitBeforeIncomeTaxExpenseTextBlock |
| 283 |
10700 - Disclosure - Property, plant and equipment |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipment |
| 284 |
Implied Table |
Table |
* |
* |
implied:Table |
| 285 |
Property, plant and equipment [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract |
| 286 |
Property, plant and equipment |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory |
| 287 |
10800 - Disclosure - Investments in associates and joint ventures |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVentures |
| 288 |
Implied Table |
Table |
* |
* |
implied:Table |
| 289 |
Investments in associates and joint ventures [abstract] |
Abstract |
|
|
hnp:InvestmentsInAssociatesAndJointVenturesAbstract |
| 290 |
Investments in associates and joint ventures |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory |
| 291 |
10900 - Disclosure - Investments in subsidiaries |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInSubsidiaries |
| 292 |
Implied Table |
Table |
* |
* |
implied:Table |
| 293 |
Investments in subsidiaries [abstract] |
Abstract |
|
|
hnp:InvestmentsInSubsidiariesAbstract |
| 294 |
Investments in subsidiaries |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory |
| 295 |
11000 - Disclosure - Other equity instrument investments |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentInvestments |
| 296 |
Implied Table |
Table |
* |
* |
implied:Table |
| 297 |
Other equity instrument investments [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfFairValueOfInvestmentsInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeAbstract |
| 298 |
Other equity instrument investments |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfFairValueOfEachInvestmentInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeExplanatory |
| 299 |
11100 - Disclosure - Land use rights |
Network |
* |
* |
http://www.hpi.com.cn/role/LandUseRights |
| 300 |
Implied Table |
Table |
* |
* |
implied:Table |
| 301 |
Land use rights [abstract] |
Abstract |
|
|
hnp:LandUseRightsAbstract |
| 302 |
Land use rights |
Concept (Text Block (HTML)) |
For Period |
|
hnp:LandUseRightsTextBlock |
| 303 |
11200 - Disclosure - Power generation licenses |
Network |
* |
* |
http://www.hpi.com.cn/role/PowerGenerationLicenses |
| 304 |
Implied Table |
Table |
* |
* |
implied:Table |
| 305 |
Power generation licenses [abstract] |
Abstract |
|
|
hnp:PowerGenerationLicensesAbstract |
| 306 |
Power generation licenses |
Concept (Text Block (HTML)) |
For Period |
|
hnp:PowerGenerationLicensesTextBlock |
| 307 |
11300 - Disclosure - Mining rights |
Network |
* |
* |
http://www.hpi.com.cn/role/MiningRights |
| 308 |
Implied Table |
Table |
* |
* |
implied:Table |
| 309 |
Mining rights [abstract] |
Abstract |
|
|
hnp:MiningRightsAbstract |
| 310 |
Mining rights |
Concept (Text Block (HTML)) |
For Period |
|
hnp:MiningRightsTextBlock |
| 311 |
11400 - Disclosure - Derivative financial instruments |
Network |
* |
* |
http://www.hpi.com.cn/role/DerivativeFinancialInstruments |
| 312 |
Implied Table |
Table |
* |
* |
implied:Table |
| 313 |
Derivative financial instruments [abstract] |
Abstract |
|
|
hnp:DerivativeFinancialInstrumentsAbstract |
| 314 |
Derivative financial instruments |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory |
| 315 |
11500 - Disclosure - Goodwill |
Network |
* |
* |
http://www.hpi.com.cn/role/Goodwill |
| 316 |
Implied Table |
Table |
* |
* |
implied:Table |
| 317 |
Goodwill [abstract] |
Abstract |
|
|
hnp:GoodwillAbstract |
| 318 |
Goodwill |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfGoodwillExplanatory |
| 319 |
11600 - Disclosure - Other non-current assets |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentAssets |
| 320 |
Implied Table |
Table |
* |
* |
implied:Table |
| 321 |
Other non-current assets [abstract] |
Abstract |
|
|
hnp:OtherNonCurrentAssetsAbstract |
| 322 |
Other non-current assets |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfOtherNoncurrentAssetsExplanatory |
| 323 |
11700 - Disclosure - Inventories |
Network |
* |
* |
http://www.hpi.com.cn/role/Inventories |
| 324 |
Implied Table |
Table |
* |
* |
implied:Table |
| 325 |
Inventories [abstract] |
Abstract |
|
|
hnp:InventoriesAbstract |
| 326 |
Inventories |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfInventoriesExplanatory |
| 327 |
11800 - Disclosure - Other receivables and assets |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherReceivablesAndAssets |
| 328 |
Implied Table |
Table |
* |
* |
implied:Table |
| 329 |
Other receivables and assets [abstract] |
Abstract |
|
|
hnp:OtherReceivablesAndAssetsAbstract |
| 330 |
Other receivables and assets |
Concept (Text Block (HTML)) |
For Period |
|
hnp:OtherReceivablesAndAssetsTextBlock |
| 331 |
11900 - Disclosure - Accounts receivable |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivable |
| 332 |
Implied Table |
Table |
* |
* |
implied:Table |
| 333 |
Accounts receivable [abstract] |
Abstract |
|
|
ifrs-full:TradeAndOtherCurrentReceivablesAbstract |
| 334 |
Accounts receivable |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory |
| 335 |
12000 - Disclosure - Disposal group held for sale |
Network |
* |
* |
http://www.hpi.com.cn/role/DisposalGroupHeldForSale |
| 336 |
Implied Table |
Table |
* |
* |
implied:Table |
| 337 |
Disposal group held for sale [abstract] |
Abstract |
|
|
hnp:DisposalGroupHeldForSaleAbstract |
| 338 |
Disposal group held for sale |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory |
| 339 |
12100 - Disclosure - Share capital |
Network |
* |
* |
http://www.hpi.com.cn/role/ShareCapital |
| 340 |
Implied Table |
Table |
* |
* |
implied:Table |
| 341 |
Share capital [abstract] |
Abstract |
|
|
hnp:ShareCapitalAbstract |
| 342 |
Share capital |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ShareCapitalTextBlock |
| 343 |
12200 - Disclosure - Other equity instruments |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstruments |
| 344 |
Implied Table |
Table |
* |
* |
implied:Table |
| 345 |
Other equity instruments [abstract] |
Abstract |
|
|
hnp:OtherEquityInstrumentsAbstract |
| 346 |
Other equity instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DisclosureOfOtherEquityInstrumentsTextBlock |
| 347 |
12300 - Disclosure - Surplus reserves |
Network |
* |
* |
http://www.hpi.com.cn/role/SurplusReserves |
| 348 |
Implied Table |
Table |
* |
* |
implied:Table |
| 349 |
Surplus reserves [abstract] |
Abstract |
|
|
hnp:SurplusReservesAbstract |
| 350 |
Surplus reserves |
Concept (Text Block (HTML)) |
For Period |
|
hnp:SurplusReservesTextBlock |
| 351 |
12400 - Disclosure - Dividends of ordinary shares and cumulative distribution of other equity instruments |
Network |
* |
* |
http://www.hpi.com.cn/role/DividendsOfOrdinarySharesAndCumulativeDistributionOfOtherEquityInstruments |
| 352 |
Implied Table |
Table |
* |
* |
implied:Table |
| 353 |
Dividends of ordinary shares and cumulative distribution of other equity instruments [abstract] |
Abstract |
|
|
hnp:DividendsOfOrdinarySharesAndCumulativeDistributionOfOtherEquityInstrumentsAbstract |
| 354 |
Dividends of ordinary shares and cumulative distribution of other equity instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DividendsOfOrdinarySharesAndCumulativeDistributionOfOtherEquityInstrumentsTextBlock |
| 355 |
12500 - Disclosure - Long-term loans |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoans |
| 356 |
Implied Table |
Table |
* |
* |
implied:Table |
| 357 |
Long-term loans [abstract] |
Abstract |
|
|
hnp:LongTermLoansAbstract |
| 358 |
Long-term loans |
Concept (Text Block (HTML)) |
For Period |
|
hnp:LongTermLoansTextBlock |
| 359 |
12600 - Disclosure - Long-term bonds |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermBonds |
| 360 |
Implied Table |
Table |
* |
* |
implied:Table |
| 361 |
Long-term bonds [abstract] |
Abstract |
|
|
hnp:LongTermBondsAbstract |
| 362 |
Long-term bonds |
Concept (Text Block (HTML)) |
For Period |
|
hnp:LongTermBondsTextBlock |
| 363 |
12700 - Disclosure - Other non-current liabilities |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentLiabilities |
| 364 |
Implied Table |
Table |
* |
* |
implied:Table |
| 365 |
Other non-current liabilities [abstract] |
Abstract |
|
|
hnp:OtherNonCurrentLiabilitiesAbstract |
| 366 |
Other non-current liabilities |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfOtherNoncurrentLiabilitiesExplanatory |
| 367 |
12800 - Disclosure - Accounts payable and other liabilities |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsPayableAndOtherLiabilities |
| 368 |
Implied Table |
Table |
* |
* |
implied:Table |
| 369 |
Accounts payable and other liabilities [abstract] |
Abstract |
|
|
hnp:AccountsPayableAndOtherLiabilitiesAbstract |
| 370 |
Accounts payable and other liabilities |
Concept (Text Block (HTML)) |
For Period |
|
hnp:AccountsPayableAndOtherLiabilitiesTextBlock |
| 371 |
12900 - Disclosure - Taxes payable |
Network |
* |
* |
http://www.hpi.com.cn/role/TaxesPayable |
| 372 |
Implied Table |
Table |
* |
* |
implied:Table |
| 373 |
Taxes payable [abstract] |
Abstract |
|
|
hnp:TaxesPayableAbstract |
| 374 |
Taxes payable |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfTaxReceivablesAndPayablesExplanatory |
| 375 |
13000 - Disclosure - Short-term bonds |
Network |
* |
* |
http://www.hpi.com.cn/role/ShortTermBonds |
| 376 |
Implied Table |
Table |
* |
* |
implied:Table |
| 377 |
Short-term bonds [abstract] |
Abstract |
|
|
hnp:ShortTermBondsAbstract |
| 378 |
Short-term bonds |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ShortTermBondsTextBlock |
| 379 |
13100 - Disclosure - Short-term loans |
Network |
* |
* |
http://www.hpi.com.cn/role/ShortTermLoans |
| 380 |
Implied Table |
Table |
* |
* |
implied:Table |
| 381 |
Short-term loans [abstract] |
Abstract |
|
|
hnp:ShortTermLoansAbstract |
| 382 |
Short-term loans |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ShortTermLoansTextBlock |
| 383 |
13200 - Disclosure - Deferred income tax assets and liabilities |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilities |
| 384 |
Implied Table |
Table |
* |
* |
implied:Table |
| 385 |
Deferred income tax assets and liabilities [abstract] |
Abstract |
|
|
ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract |
| 386 |
Deferred income tax assets and liabilities |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfDeferredTaxesExplanatory |
| 387 |
13300 - Disclosure - Additional financial information to consolidated statements of financial position |
Network |
* |
* |
http://www.hpi.com.cn/role/AdditionalFinancialInformationToConsolidatedStatementsOfFinancialPosition |
| 388 |
Implied Table |
Table |
* |
* |
implied:Table |
| 389 |
Additional financial information to consolidated statements of financial position [abstract] |
Abstract |
|
|
hnp:AdditionalFinancialInformationToConsolidatedStatementsOfFinancialPositionAbstract |
| 390 |
Additional financial information to the consolidated statements of financial position |
Concept (Text Block (HTML)) |
For Period |
|
hnp:AdditionalFinancialInformationToConsolidatedStatementsOfFinancialPositionTextBlock |
| 391 |
13400 - Disclosure - Income tax expense |
Network |
* |
* |
http://www.hpi.com.cn/role/IncomeTaxExpense |
| 392 |
Implied Table |
Table |
* |
* |
implied:Table |
| 393 |
Income tax expense [abstract] |
Abstract |
|
|
hnp:IncomeTaxExpenseAbstract |
| 394 |
Income tax expense |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfIncomeTaxExplanatory |
| 395 |
13500 - Disclosure - Earnings per share |
Network |
* |
* |
http://www.hpi.com.cn/role/EarningsPerShare |
| 396 |
Implied Table |
Table |
* |
* |
implied:Table |
| 397 |
Earnings per share [abstract] |
Abstract |
|
|
ifrs-full:EarningsPerShareAbstract |
| 398 |
Earnings per share |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfEarningsPerShareExplanatory |
| 399 |
13600 - Disclosure - Notes to consolidated statement of cash flows |
Network |
* |
* |
http://www.hpi.com.cn/role/NotesToConsolidatedStatementOfCashFlows |
| 400 |
Implied Table |
Table |
* |
* |
implied:Table |
| 401 |
Consolidated Statements of Cash Flows [abstract] |
Abstract |
|
|
ifrs-full:StatementOfCashFlowsAbstract |
| 402 |
Notes to consolidated statement of cash flows |
Concept (Text Block (HTML)) |
For Period |
|
hnp:NotesToConsolidatedStatementOfCashFlowsTextBlock |
| 403 |
13700 - Disclosure - Related party balances and transactions |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactions |
| 404 |
Implied Table |
Table |
* |
* |
implied:Table |
| 405 |
Related party balances and transactions [abstract] |
Abstract |
|
|
ifrs-full:RelatedPartyTransactionsAbstract |
| 406 |
Related party balances and transactions |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfRelatedPartyExplanatory |
| 407 |
13800 - Disclosure - Labor cost |
Network |
* |
* |
http://www.hpi.com.cn/role/LaborCost |
| 408 |
Implied Table |
Table |
* |
* |
implied:Table |
| 409 |
Labor cost [abstract] |
Abstract |
|
|
hnp:LaborCostAbstract |
| 410 |
Labor cost |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfEmployeeBenefitsExplanatory |
| 411 |
13900 - Disclosure - Directors', supervisors' and senior management's emoluments |
Network |
* |
* |
http://www.hpi.com.cn/role/DirectorsSupervisorsAndSeniorManagementsEmoluments |
| 412 |
Implied Table |
Table |
* |
* |
implied:Table |
| 413 |
Directors', supervisors' and senior management's emoluments [abstract] |
Abstract |
|
|
hnp:DirectorsSupervisorsAndSeniorManagementsEmolumentsAbstract |
| 414 |
Directors', supervisors' and senior management's emoluments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DirectorsSupervisorsAndSeniorManagementsEmolumentsTextBlock |
| 415 |
14000 - Disclosure - Commitments |
Network |
* |
* |
http://www.hpi.com.cn/role/Commitments |
| 416 |
Implied Table |
Table |
* |
* |
implied:Table |
| 417 |
Commitments [abstract] |
Abstract |
|
|
hnp:CommitmentsAbstract |
| 418 |
Commitments |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfCommitmentsExplanatory |
| 419 |
14100 - Disclosure - Business combinations |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinations |
| 420 |
Implied Table |
Table |
* |
* |
implied:Table |
| 421 |
Business combinations [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfBusinessCombinationsAbstract |
| 422 |
Business combinations |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfBusinessCombinationsExplanatory |
| 423 |
14200 - Disclosure - Non-controlling interests |
Network |
* |
* |
http://www.hpi.com.cn/role/NonControllingInterests |
| 424 |
Implied Table |
Table |
* |
* |
implied:Table |
| 425 |
Non-controlling interests [abstract] |
Abstract |
|
|
hnp:NonControllingInterestsAbstract |
| 426 |
Non-controlling interests |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfNoncontrollingInterestsExplanatory |
| 427 |
14300 - Disclosure - Subsequent events |
Network |
* |
* |
http://www.hpi.com.cn/role/SubsequentEvents |
| 428 |
Implied Table |
Table |
* |
* |
implied:Table |
| 429 |
Subsequent events [abstract] |
Abstract |
|
|
hnp:SubsequentEventsAbstract |
| 430 |
Subsequent events |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory |
| 431 |
20200 - Disclosure - Principal accounting policies (Policies) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesPolicies |
| 432 |
Implied Table |
Table |
* |
* |
implied:Table |
| 433 |
Principal accounting policies [abstract] |
Abstract |
|
|
hnp:PrincipalAccountingPoliciesAbstract |
| 434 |
Basis of preparation |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory |
| 435 |
Changes in accounting policies |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfVoluntaryChangeInAccountingPolicy |
| 436 |
Consolidation |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfBasisOfConsolidationExplanatory |
| 437 |
Separate financial statements of the Company |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfSeparateFinancialStatementsOfCompanyTextBlock |
| 438 |
Segment reporting |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForSegmentReportingExplanatory |
| 439 |
Foreign currency translation |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory |
| 440 |
Property, plant and equipment |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory |
| 441 |
Investment property |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory |
| 442 |
Power generation license |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForPowerGenerationLicenseTextBlock |
| 443 |
Mining rights |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForMiningRightsExplanatory |
| 444 |
Goodwill |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForGoodwillExplanatory |
| 445 |
Impairment of non-financial assets |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory |
| 446 |
Financial instruments |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory |
| 447 |
Loans and receivables |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForLoansAndReceivablesExplanatory |
| 448 |
Inventories |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories |
| 449 |
Related parties |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForRelatedPartiesTextBlock |
| 450 |
Cash and cash equivalents |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents |
| 451 |
Borrowings |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForBorrowingsExplanatory |
| 452 |
Borrowing costs |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForBorrowingCostsExplanatory |
| 453 |
Share Capital |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory |
| 454 |
Other equity instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForOtherEquityInstrumentsTextBlock |
| 455 |
Payables |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForPayablesTextBlock |
| 456 |
Taxation |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForTaxationTextBlock |
| 457 |
Employee benefits |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory |
| 458 |
Government grants |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForGovernmentGrants |
| 459 |
Revenue and other income |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue |
| 460 |
Contract cost |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForContractCostTextBlock |
| 461 |
Leases |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory |
| 462 |
Purchase of electricity |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForPurchaseOfElectricityTextBlock |
| 463 |
Non-current assets (or disposal group) held for sale |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory |
| 464 |
Dividend distribution |
Concept (Text Block (HTML)) |
For Period |
|
ifrs-full:DescriptionOfAccountingPolicyForDividendsExplanatory |
| 465 |
Contingencies |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForContingenciesTextBlock |
| 466 |
Standards and amendments to published standards that are not yet effective but relevant to the Company and its subsidiaries |
Concept (Text Block (HTML)) |
For Period |
|
hnp:DescriptionOfAccountingPolicyForStandardsAndAmendmentsToPublishedStandardsThatAreNotYetEffectiveButRelevantToCompanyAndItsSubsidiariesTextBlock |
| 467 |
30200 - Schedule - Principal accounting policies (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesTables |
| 468 |
Implied Table |
Table |
* |
* |
implied:Table |
| 469 |
Principal accounting policies [abstract] |
Abstract |
|
|
hnp:PrincipalAccountingPoliciesAbstract |
| 470 |
Impact of transition to IFRS 9 on reserves |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfImpactOfTransitionToIfrs9OnReservesTableTextBlock |
| 471 |
Reconciles carrying amounts of available-for-sale financial assets determined in accordance with IAS 39 to those determined in accordance with IFRS 9 |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfReconcilesCarryingAmountsOfAvailableForSaleFinancialAssetsDeterminedInAccordanceWithIas39ToThoseDeterminedInAccordanceWithIfrs9TableTextBlock |
| 472 |
Estimated impact of adoption of IFRS 15 on consolidated financial statements |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfEstimatedImpactOfAdoptionOfIfrs15OnConsolidatedFinancialStatementsTableTextBlock |
| 473 |
Estimated useful lives of property plant and equipment |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfEstimatedUsefulLivesOfPropertyPlantAndEquipmentTableTextBlock |
| 474 |
30300 - Schedule - Financial and capital risks management (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementTables |
| 475 |
Implied Table |
Table |
* |
* |
implied:Table |
| 476 |
Financial and capital risks management [abstract] |
Abstract |
|
|
hnp:FinancialAndCapitalRisksManagementAbstract |
| 477 |
Loss allowances for accounts receivable under lifetime ECLs measurement |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAccountsReceivableCountsForCreditRiskAndLifetimeExpectedCreditLossModelsTableTextBlock |
| 478 |
Loss allowances for other receivables under lifetime ECLs measurement |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfOtherReceivablesCountsForCreditRiskAndLifetimeExpectedCreditLossModelsTableTextBlock |
| 479 |
Assets and liabilities measured at fair value |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueTableTextBlock |
| 480 |
Movements of contingent consideration during the period in the balance of the Level 3 fair value measurements |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsOfContingentConsiderationDuringPeriodInBalanceOfLevel3FairValueMeasurementsTableTextBlock |
| 481 |
Movements of other equity instrument investments during the period in the balance of the Level 3 fair value measurements |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsOfOtherEquityInstrumentInvestmentsDuringPeriodInBalanceOfLevel3FairValueMeasurementsTableTextBlock |
| 482 |
30500 - Schedule - Revenue and segment information (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationTables |
| 483 |
Implied Table |
Table |
* |
* |
implied:Table |
| 484 |
Revenue and segment information [abstract] |
Abstract |
|
|
ifrs-full:RevenueAbstract |
| 485 |
Disclosure of disaggregation of revenue |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDisaggregationOfRevenueFromContractsWithCustomersTableTextBlock |
| 486 |
Revenue information under PRC GAAP |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRevenueInformationUnderPrcGaapTableTextBlock |
| 487 |
Assets and liabilities information under PRC GAAP |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAssetsAndLiabilitiesInformationUnderPrcGaapTableTextBlock |
| 488 |
Reconciliation of external revenue to operating revenue |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfReconciliationOfExternalRevenueToOperatingRevenueTableTextBlock |
| 489 |
Reconciliation of segment result to profit before income tax expense |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfReconciliationOfSegmentResultToProfitBeforeIncomeTaxExpenseTableTextBlock |
| 490 |
Reportable segments' assets reconciled to total assets |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfReportableSegmentsAssetsReconciledToAssetsTableTextBlock |
| 491 |
Reportable segments' liabilities reconciled to total liabilities |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfReportableSegmentsLiabilitiesReconciledToLiabilitiesTableTextBlock |
| 492 |
Other material items |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfOtherMaterialItemsTableTextBlock |
| 493 |
Countries that external revenue generated from |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfCountriesThatExternalRevenueGeneratedFromTableTextBlock |
| 494 |
Countries that non-current assets (excluding financial assets and deferred income tax assets) located |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfCountriesThatNonCurrentAssetsExcludingFinancialAssetsAndDeferredIncomeTaxAssetsLocatedTableTextBlock |
| 495 |
Information on sales to major customers |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfInformationOnSalesToMajorCustomersTableTextBlock |
| 496 |
30600 - Schedule - Profit before income tax expense (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/ProfitBeforeIncomeTaxExpenseTables |
| 497 |
Implied Table |
Table |
* |
* |
implied:Table |
| 498 |
Profit before income tax expense [abstract] |
Abstract |
|
|
hnp:ProfitBeforeIncomeTaxExpenseAbstract |
| 499 |
Profit before income tax expense |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfProfitBeforeIncomeTaxExpenseTableTextBlock |
| 500 |
30700 - Schedule - Property, plant and equipment (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipmentTables |
| 501 |
Implied Table |
Table |
* |
* |
implied:Table |
| 502 |
Property, plant and equipment [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract |
| 503 |
Detailed information about property, plant and equipment |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailedInformationAboutPropertyPlantAndEquipmentTableTextBlock |
| 504 |
30800 - Schedule - Investments in associates and joint ventures (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVenturesTables |
| 505 |
Implied Table |
Table |
* |
* |
implied:Table |
| 506 |
Investments in associates and joint ventures [abstract] |
Abstract |
|
|
hnp:InvestmentsInAssociatesAndJointVenturesAbstract |
| 507 |
Summary of investments in associates and joint ventures |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfInvestmentsInAssociatesAndJointVenturesTableTextBlock |
| 508 |
Basic information of material associates and joint ventures |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfBasicInformationOfMaterialAssociatesAndJointVenturesTableTextBlock |
| 509 |
Summarized financial information of the material associates |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfFinancialInformationOfMaterialAssociatesTableTextBlock |
| 510 |
Summarized financial information of material joint ventures |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfFinancialInformationOfMaterialJointVenturesTableTextBlock |
| 511 |
Aggregated information of individually immaterial associates and joint ventures |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAggregatedInformationOfIndividuallyImmaterialAssociatesAndJointVenturesTableTextBlock |
| 512 |
30900 - Schedule - Investments in subsidiaries (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInSubsidiariesTables |
| 513 |
Implied Table |
Table |
* |
* |
implied:Table |
| 514 |
Investments in subsidiaries [abstract] |
Abstract |
|
|
hnp:InvestmentsInSubsidiariesAbstract |
| 515 |
Subsidiaries acquired through establishment or investment |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfSubsidiariesAcquiredThroughEstablishmentOrInvestmentTableTextBlock |
| 516 |
Subsidiaries acquired from business combinations under common control |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfSubsidiariesAcquiredFromBusinessCombinationsUnderCommonControlTableTextBlock |
| 517 |
Subsidiaries acquired from business combinations not under common control |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfSubsidiariesAcquiredFromBusinessCombinationsNotUnderCommonControlTableTextBlock |
| 518 |
31000 - Schedule - Other equity instrument investments (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentInvestmentsTables |
| 519 |
Implied Table |
Table |
* |
* |
implied:Table |
| 520 |
Other equity instrument investments [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfFairValueOfInvestmentsInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeAbstract |
| 521 |
Other equity instrument investments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfOtherEquityInstrumentInvestmentsTableTextBlock |
| 522 |
31100 - Schedule - Land use rights (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/LandUseRightsTables |
| 523 |
Implied Table |
Table |
* |
* |
implied:Table |
| 524 |
Land use rights [abstract] |
Abstract |
|
|
hnp:LandUseRightsAbstract |
| 525 |
Detailed information about land use rights |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailedInformationAboutLandUseRightsTableTextBlock |
| 526 |
31200 - Schedule - Power generation licenses (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/PowerGenerationLicensesTables |
| 527 |
Implied Table |
Table |
* |
* |
implied:Table |
| 528 |
Power generation licenses [abstract] |
Abstract |
|
|
hnp:PowerGenerationLicensesAbstract |
| 529 |
Detailed information about power generation license |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailedInformationAboutPowerGenerationLicenseTableTextBlock |
| 530 |
31300 - Schedule - Mining rights (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/MiningRightsTables |
| 531 |
Implied Table |
Table |
* |
* |
implied:Table |
| 532 |
Mining rights [abstract] |
Abstract |
|
|
hnp:MiningRightsAbstract |
| 533 |
Detailed information about mining rights |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailedInformationAboutMiningRightsTableTextBlock |
| 534 |
31400 - Schedule - Derivative financial instruments (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/DerivativeFinancialInstrumentsTables |
| 535 |
Implied Table |
Table |
* |
* |
implied:Table |
| 536 |
Derivative financial instruments [abstract] |
Abstract |
|
|
hnp:DerivativeFinancialInstrumentsAbstract |
| 537 |
Details of derivative financial instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailsOfDerivativeFinancialInstrumentsTableTextBlock |
| 538 |
Analysis of contractual cash inflows/ (outflows) of major derivative financial instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAnalysisOfContractualCashInflowsOutflowsOfMajorDerivativeFinancialInstrumentsTableTextBlock |
| 539 |
31500 - Schedule - Goodwill (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/GoodwillTables |
| 540 |
Implied Table |
Table |
* |
* |
implied:Table |
| 541 |
Goodwill [abstract] |
Abstract |
|
|
hnp:GoodwillAbstract |
| 542 |
Movements of goodwill |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsOfGoodwillTableTextBlock |
| 543 |
Carrying amounts of major goodwill allocated to individual CGUs |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfCarryingAmountsOfMajorGoodwillAllocatedToIndividualCgusTableTextBlock |
| 544 |
Discount rates used for value-in-use calculations |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDiscountRatesUsedForValueInUseCalculationsTableTextBlock |
| 545 |
31600 - Schedule - Other non-current assets (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentAssetsTables |
| 546 |
Implied Table |
Table |
* |
* |
implied:Table |
| 547 |
Other non-current assets [abstract] |
Abstract |
|
|
hnp:OtherNonCurrentAssetsAbstract |
| 548 |
Details of other non-current assets |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailsOfOtherNonCurrentAssetsTableTextBlock |
| 549 |
31700 - Schedule - Inventories (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/InventoriesTables |
| 550 |
Implied Table |
Table |
* |
* |
implied:Table |
| 551 |
Inventories [abstract] |
Abstract |
|
|
hnp:InventoriesAbstract |
| 552 |
Details of inventories |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailsOfInventoriesTableTextBlock |
| 553 |
Movements of provision for inventory obsolescence during the years |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsOfProvisionForInventoryObsolescenceDuringYearsTableTextBlock |
| 554 |
31800 - Schedule - Other receivables and assets (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherReceivablesAndAssetsTables |
| 555 |
Implied Table |
Table |
* |
* |
implied:Table |
| 556 |
Other receivables and assets [abstract] |
Abstract |
|
|
hnp:OtherReceivablesAndAssetsAbstract |
| 557 |
Other receivables and assets |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfOtherReceivablesAndAssetsTableTextBlock |
| 558 |
Gross amounts of other receivables denominated in currencies |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfGrossAmountsOfOtherReceivablesDenominatedInCurrenciesTableTextBlock |
| 559 |
Movements of other receivables and assets loss allowance |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsOfOtherReceivablesAndAssetsProvisionForDoubtfulAccountsTableTextBlock |
| 560 |
31900 - Schedule - Accounts receivable (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivableTables |
| 561 |
Implied Table |
Table |
* |
* |
implied:Table |
| 562 |
Accounts receivable [abstract] |
Abstract |
|
|
ifrs-full:TradeAndOtherCurrentReceivablesAbstract |
| 563 |
Accounts receivable |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAccountsReceivableTableTextBlock |
| 564 |
Gross amounts of account receivables denominated in currencies |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfGrossAmountsOfAccountReceivablesDenominatedInCurrenciesTableTextBlock |
| 565 |
Movements of loss allowance |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsOfProvisionForDoubtfulAccountsTableTextBlock |
| 566 |
Ageing analysis of accounts receivable |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAgeingAnalysisOfAccountsReceivableTableTextBlock |
| 567 |
32000 - Schedule - Disposal group held for sale (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/DisposalGroupHeldForSaleTables |
| 568 |
Implied Table |
Table |
* |
* |
implied:Table |
| 569 |
Disposal group held for sale [abstract] |
Abstract |
|
|
hnp:DisposalGroupHeldForSaleAbstract |
| 570 |
Assets and liabilities included in the disposal group held for sale |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAssetsAndLiabilitiesIncludedInDisposalGroupHeldForSaleTableTextBlock |
| 571 |
32100 - Schedule - Share capital (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShareCapitalTables |
| 572 |
Implied Table |
Table |
* |
* |
implied:Table |
| 573 |
Share capital [abstract] |
Abstract |
|
|
hnp:ShareCapitalAbstract |
| 574 |
Share capital |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfShareCapitalTableTextBlock |
| 575 |
32200 - Schedule - Other equity instruments (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentsTables |
| 576 |
Implied Table |
Table |
* |
* |
implied:Table |
| 577 |
Other equity instruments [abstract] |
Abstract |
|
|
hnp:OtherEquityInstrumentsAbstract |
| 578 |
Details of other equity instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDetailsOfOtherEquityInstrumentsTableTextBlock |
| 579 |
Changes of other equity instruments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfChangesOfOtherEquityInstrumentsTableTextBlock |
| 580 |
32300 - Schedule - Surplus reserves (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/SurplusReservesTables |
| 581 |
Implied Table |
Table |
* |
* |
implied:Table |
| 582 |
Surplus reserves [abstract] |
Abstract |
|
|
hnp:SurplusReservesAbstract |
| 583 |
Surplus reserves |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfSurplusReservesTableTextBlock |
| 584 |
32500 - Schedule - Long-term loans (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansTables |
| 585 |
Implied Table |
Table |
* |
* |
implied:Table |
| 586 |
Long-term loans [abstract] |
Abstract |
|
|
hnp:LongTermLoansAbstract |
| 587 |
Long-term loans |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfLongTermLoansTableTextBlock |
| 588 |
Loans from Huaneng Group and its subsidiaries (a) |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfLoansFromUltimateParentCompanyOfCompanyTableTextBlock |
| 589 |
Bank loans and other loans (b) |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfBankLoansAndOtherLoansTableTextBlock |
| 590 |
Maturity of long-term loans |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMaturityOfLongTermLoansTableTextBlock |
| 591 |
Interest payment schedule of long-term loans in future years |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfInterestPaymentScheduleOfLongTermLoansInFutureYearsTableTextBlock |
| 592 |
32700 - Schedule - Other non-current liabilities (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentLiabilitiesTables |
| 593 |
Implied Table |
Table |
* |
* |
implied:Table |
| 594 |
Other non-current liabilities [abstract] |
Abstract |
|
|
hnp:OtherNonCurrentLiabilitiesAbstract |
| 595 |
Other non-current liabilities |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfOtherNonCurrentLiabilitiesTableTextBlock |
| 596 |
Obligation under finance leases |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfObligationUnderFinanceLeasesTableTextBlock |
| 597 |
32800 - Schedule - Accounts payable and other liabilities (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsPayableAndOtherLiabilitiesTables |
| 598 |
Implied Table |
Table |
* |
* |
implied:Table |
| 599 |
Accounts payable and other liabilities [abstract] |
Abstract |
|
|
hnp:AccountsPayableAndOtherLiabilitiesAbstract |
| 600 |
Accounts payable and other liabilities |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAccountsPayableAndOtherLiabilitiesTableTextBlock |
| 601 |
Carrying amounts of financial liabilities denominated in currencies |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfCarryingAmountsOfFinancialLiabilitiesDenominatedInCurrenciesTableTextBlock |
| 602 |
Ageing analysis of accounts and notes payable |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAgeingAnalysisOfAccountsAndNotesPayableTableTextBlock |
| 603 |
32900 - Schedule - Taxes payable (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/TaxesPayableTables |
| 604 |
Implied Table |
Table |
* |
* |
implied:Table |
| 605 |
Taxes payable [abstract] |
Abstract |
|
|
hnp:TaxesPayableAbstract |
| 606 |
Taxes payable |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfTaxesPayableTableTextBlock |
| 607 |
33100 - Schedule - Short-term loans (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShortTermLoansTables |
| 608 |
Implied Table |
Table |
* |
* |
implied:Table |
| 609 |
Short-term loans [abstract] |
Abstract |
|
|
hnp:ShortTermLoansAbstract |
| 610 |
Short-term loans |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfShortTermLoansTableTextBlock |
| 611 |
33200 - Schedule - Deferred income tax assets and liabilities (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesTables |
| 612 |
Implied Table |
Table |
* |
* |
implied:Table |
| 613 |
Deferred income tax assets and liabilities [abstract] |
Abstract |
|
|
ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract |
| 614 |
Deferred income tax assets and liabilities |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfDeferredIncomeTaxAssetsAndLiabilitiesTableTextBlock |
| 615 |
Gross movement on deferred income tax accounts |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfGrossMovementOnDeferredIncomeTaxAccountsTableTextBlock |
| 616 |
Movements in deferred income tax assets without taking into consideration the offsetting |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsInDeferredIncomeTaxAssetsWithoutTakingIntoConsiderationOffsettingTableTextBlock |
| 617 |
Movements in deferred income tax liabilities without taking into consideration the offsetting |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfMovementsInDeferredIncomeTaxLiabilitiesWithoutTakingIntoConsiderationOffsettingTableTextBlock |
| 618 |
Unrecognised deferred income tax assets in respect of certain deductible temporary differences and accumulated tax losses |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfUnrecognisedDeferredIncomeTaxAssetsInRespectOfCertainDeductibleTemporaryDifferencesAndAccumulatedTaxLossesTableTextBlock |
| 619 |
Summary of expiry dates of the tax losses for which no deferred income tax assets were recognised |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfExpiryDatesOfTaxLossesForWhichNoDeferredIncomeTaxAssetsWereRecognisedTableTextBlock |
| 620 |
33400 - Schedule - Income tax expense (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/IncomeTaxExpenseTables |
| 621 |
Implied Table |
Table |
* |
* |
implied:Table |
| 622 |
Income tax expense [abstract] |
Abstract |
|
|
hnp:IncomeTaxExpenseAbstract |
| 623 |
Income tax expense |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfIncomeTaxExpenseTableTextBlock |
| 624 |
Reconciliation of effective income tax rate from notional income tax rate |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfReconciliationOfEffectiveIncomeTaxRateFromNotionalIncomeTaxRateTableTextBlock |
| 625 |
33500 - Schedule - Earnings per share (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/EarningsPerShareTables |
| 626 |
Implied Table |
Table |
* |
* |
implied:Table |
| 627 |
Earnings per share [abstract] |
Abstract |
|
|
ifrs-full:EarningsPerShareAbstract |
| 628 |
Earnings per share |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfEarningsPerShareTableTextBlock |
| 629 |
Weighted average number of ordinary shares |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfWeightedAverageNumberOfOrdinarySharesTableTextBlock |
| 630 |
33600 - Schedule - Notes to consolidated statement of cash flows (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/NotesToConsolidatedStatementOfCashFlowsTables |
| 631 |
Implied Table |
Table |
* |
* |
implied:Table |
| 632 |
Consolidated Statements of Cash Flows [abstract] |
Abstract |
|
|
ifrs-full:StatementOfCashFlowsAbstract |
| 633 |
Bank balances and cash |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfBankBalancesAndCashTableTextBlock |
| 634 |
Bank balances and cash denominated in currencies |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfBankBalancesAndCashDenominatedInCurrenciesTableTextBlock |
| 635 |
Changes in the group's liabilities from financing activities |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfChangesInLiabilitiesFromFinancingActivitiesTableTextBlock |
| 636 |
33700 - Schedule - Related party balances and transactions (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsTables |
| 637 |
Implied Table |
Table |
* |
* |
implied:Table |
| 638 |
Related party balances and transactions [abstract] |
Abstract |
|
|
ifrs-full:RelatedPartyTransactionsAbstract |
| 639 |
List of related parties of the Company and its subsidiaries that had transactions with the Company and its subsidiaries |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfListOfRelatedPartiesOfCompanyAndItsSubsidiariesThatHadTransactionsWithCompanyAndItsSubsidiariesTableTextBlock |
| 640 |
Cash deposits in related parties |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfCashDepositsInRelatedPartiesTableTextBlock |
| 641 |
Balances of accounts receivable, other receivables and assets and other non-current assets due from related parties |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfBalancesOfAccountsReceivableOtherReceivablesAndAssetsAndOtherNonCurrentAssetsDueFromRelatedPartiesTableTextBlock |
| 642 |
Balances of accounts payable and other liabilities and other non-current liabilities due to related parties |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfBalancesOfAccountsPayableAndOtherLiabilitiesAndOtherNonCurrentLiabilitiesDueToRelatedPartiesTableTextBlock |
| 643 |
Related party transactions, procurement of goods and receiving services |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRelatedPartyTransactionsProcurementOfGoodsAndReceivingServicesTableTextBlock |
| 644 |
Related party transactions, sales of goods and providing services |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRelatedPartyTransactionsSalesOfGoodsAndProvidingServicesTableTextBlock |
| 645 |
Related party transactions, other related party transactions |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRelatedPartyTransactionsOtherRelatedPartyTransactionsTableTextBlock |
| 646 |
Guarantees |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfGuaranteesTableTextBlock |
| 647 |
Pre-tax benefits and social insurance of key management personnel |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfPreTaxBenefitsAndSocialInsuranceOfKeyManagementPersonnelTableTextBlock |
| 648 |
Related party capital commitments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRelatedPartyCapitalCommitmentsTableTextBlock |
| 649 |
Related party fuel purchase and transportation commitments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRelatedPartyFuelPurchaseAndTransportationCommitmentsTableTextBlock |
| 650 |
Related party operating lease commitments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfRelatedPartyOperatingLeaseCommitmentsTableTextBlock |
| 651 |
33900 - Schedule - Directors', supervisors' and senior management's emoluments (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/DirectorsSupervisorsAndSeniorManagementsEmolumentsTables |
| 652 |
Implied Table |
Table |
* |
* |
implied:Table |
| 653 |
Directors', supervisors' and senior management's emoluments [abstract] |
Abstract |
|
|
hnp:DirectorsSupervisorsAndSeniorManagementsEmolumentsAbstract |
| 654 |
Pre-tax benefits and social insurance of directors and supervisors |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfPreTaxBenefitsAndSocialInsuranceOfDirectorsAndSupervisorsTableTextBlock |
| 655 |
Five highest paid individuals |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfFiveHighestPaidIndividualsTableTextBlock |
| 656 |
34000 - Schedule - Commitments (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/CommitmentsTables |
| 657 |
Implied Table |
Table |
* |
* |
implied:Table |
| 658 |
Commitments [abstract] |
Abstract |
|
|
hnp:CommitmentsAbstract |
| 659 |
Capital commitments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfCapitalCommitmentsTableTextBlock |
| 660 |
Total future minimum lease payments under non-cancelable operating leases |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfFutureMinimumLeasePaymentsUnderNonCancelableOperatingLeasesTableTextBlock |
| 661 |
Fuel purchase commitments |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfFuelPurchaseCommitmentsTableTextBlock |
| 662 |
34100 - Schedule - Business combinations (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinationsTables |
| 663 |
Implied Table |
Table |
* |
* |
implied:Table |
| 664 |
Business combinations [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfBusinessCombinationsAbstract |
| 665 |
Consideration for acquisition from Taishan Power |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfConsiderationForAcquisitionTableTextBlock |
| 666 |
Assets and liabilities arising from the acquisitions from Taishan Power |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAssetsAndLiabilitiesArisingFromAcquisitionsTableTextBlock |
| 667 |
Acquisition information of transfers from joint ventures to subsidiaries |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfAcquisitionInformationOfTransfersFromJointVenturesToSubsidiariesTableTextBlock |
| 668 |
Identifiable assets and liabilities of acquirees as at the acquisition date due to transfers from joint ventures to subsidiaries |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfIdentifiableAssetsAndLiabilitiesOfAcquireesAsAtAcquisitionDateDueToTransfersFromJointVenturesToSubsidiariesTableTextBlock |
| 669 |
34200 - Schedule - Non-controlling interests (Tables) |
Network |
* |
* |
http://www.hpi.com.cn/role/NonControllingInterestsTables |
| 670 |
Implied Table |
Table |
* |
* |
implied:Table |
| 671 |
Non-controlling interests [abstract] |
Abstract |
|
|
hnp:NonControllingInterestsAbstract |
| 672 |
Information relating to each of the Company and subsidiaries that have material non-controlling interests ("NCI") |
Concept (Text Block (HTML)) |
For Period |
|
hnp:ScheduleOfInformationRelatingToEachOfCompanyAndSubsidiariesThatHaveMaterialNonControllingInterestsTableTextBlock |
| 673 |
40200 - Disclosure - Principal accounting policies (Basis of preparation) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesBasisOfPreparationDetail |
| 674 |
Implied Table |
Table |
* |
* |
implied:Table |
| 675 |
Principal accounting policies [abstract] |
Abstract |
|
|
hnp:PrincipalAccountingPoliciesAbstract |
| 676 |
Net current liabilities |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssetsLiabilities |
| 677 |
Expected operating cash flows and the undrawn available banking facilities |
Concept (Monetary) |
For Period |
Debit |
hnp:ExpectedOperatingCashFlowsAndUndrawnAvailableBankingFacilities |
| 678 |
40201 - Disclosure - Principal accounting policies (Impact of transition to IFRS 9 on reserves) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesImpactOfTransitionToIfrs9OnReservesDetail |
| 679 |
Impact of transition to IFRS 9 on reserves [table] |
Table |
* |
* |
hnp:ImpactOfTransitionToIfrs9OnReservesTable |
| 680 |
Components of equity [axis] |
Axis |
|
|
ifrs-full:ComponentsOfEquityAxis |
| 681 |
Total equity [member] |
Member |
|
|
ifrs-full:EquityMember |
| 682 |
Other reserve in other comprehensive income [member] |
Member |
|
|
hnp:OtherReserveInOtherComprehensiveIncomeMember |
| 683 |
Fair value Reserve (non-recycling) [member] |
Member |
|
|
hnp:FairValueReserveNonRecyclingMember |
| 684 |
Impact of transition to IFRS 9 on reserves [line items] |
LineItems |
|
|
hnp:ImpactOfTransitionToIfrs9OnReservesLineItems |
| 685 |
Impact of transition to IFRS 9 on equity |
Concept (Monetary) |
As Of |
Credit |
hnp:EquityAdjustmentsIncreaseDecreaseThroughChangesInAccountingPolicies |
| 686 |
40202 - Disclosure - Principal accounting policies (Reconciles carrying amounts of available-for-sale financial assets determined in accordance with IAS 39 to those determined in accordance with IFRS 9) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesReconcilesCarryingAmountsOfAvailableForSaleFinancialAssetsDeterminedInAccordanceWithIas39ToThoseDeterminedInAccordanceWithIfrs9Detail |
| 687 |
Disclosure of financial assets at date of initial application of IFRS 9 [table] |
Table |
* |
* |
ifrs-full:DisclosureOfFinancialAssetsAtDateOfInitialApplicationOfIFRS9Table |
| 688 |
Categories of financial assets [axis] |
Axis |
|
|
ifrs-full:CategoriesOfFinancialAssetsAxis |
| 689 |
Financial assets, category [member] |
Member |
|
|
ifrs-full:FinancialAssetsCategoryMember |
| 690 |
Other equity instrument investments [member] |
Member |
|
|
ifrs-full:InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember |
| 691 |
Financial assets classified as available-for-sale under IAS39 [member] |
Member |
|
|
ifrs-full:FinancialAssetsAvailableforsaleCategoryMember |
| 692 |
Disclosure of financial assets at date of initial application of IFRS 9 [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfFinancialAssetsAtDateOfInitialApplicationOfIFRS9LineItems |
| 693 |
IAS 39 Carrying amount at 31 December 2017 |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssetsCarryingAmountImmediatelyBeforeInitialApplicationOfIFRS9 |
| 694 |
Reclassification |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IncreaseDecreaseInFinancialAssetsOnBasisOfMeasurementCategoryFirstApplicationOfIFRS9 |
| 695 |
Remeasurement |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IncreaseDecreaseInFinancialAssetsArisingFromChangeInMeasurementAttributeFirstApplicationOfIFRS9 |
| 696 |
IFRS 9 Carrying amount at 1 January 2018 |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssetsCarryingAmountImmediatelyAfterInitialApplicationOfIFRS9 |
| 697 |
40203 - Disclosure - Principal accounting policies (Presentation of contract assets and liabilities) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesPresentationOfContractAssetsAndLiabilitiesDetail |
| 698 |
Implied Table |
Table |
* |
* |
implied:Table |
| 699 |
Principal accounting policies [abstract] |
Abstract |
|
|
hnp:PrincipalAccountingPoliciesAbstract |
| 700 |
Contract liabilities represent accounts payable and other liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:AccountsPayableAndOtherLiabilitiesAmountsReceivedInAdvanceThatWasIncludedInContractLiabilityBalanceAtBeginningOfPeriod |
| 701 |
Other non-current contract liabilities represent other deferred income |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherNonCurrentLiabilitiesOtherDeferredIncomeThatWasIncludedInNonCurrentContractLiabilitiesBalanceAtBeginningOfPeriod |
| 702 |
40204 - Disclosure - Principal accounting policies (Estimated impact of adoption of IFRS 15 on consolidated financial statements) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesEstimatedImpactOfAdoptionOfIfrs15OnConsolidatedFinancialStatementsDetail |
| 703 |
Estimated impact of adoption of IFRS 15 on consolidated financial statements [table] |
Table |
* |
* |
hnp:EstimatedImpactOfAdoptionOfIfrs15OnConsolidatedFinancialStatementsTable |
| 704 |
Retrospective application and retrospective restatement [axis] |
Axis |
|
|
ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis |
| 705 |
Amounts reported in accordance with IFRS 15 [member] |
Member |
|
|
ifrs-full:RestatedMember |
| 706 |
Hypothetical amounts under IASs 18 and 11 [member] |
Member |
|
|
ifrs-full:PreviouslyStatedMember |
| 707 |
Estimated impact of adoption of IFRS 15 on 2018 [member] |
Member |
|
|
ifrs-full:IncreaseDecreaseDueToApplicationOfIFRS15Member |
| 708 |
Estimated impact of adoption of IFRS 15 on consolidated financial statements [line items] |
LineItems |
|
|
hnp:EstimatedImpactOfAdoptionOfIfrs15OnConsolidatedFinancialStatementsLineItems |
| 709 |
Accounts receivable |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentTradeReceivables |
| 710 |
Contract assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentContractAssets |
| 711 |
Total current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssets |
| 712 |
Total assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Assets |
| 713 |
Accounts payable and other liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:AccountsPayableAndOtherLiabilities |
| 714 |
Contract liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentContractLiabilities |
| 715 |
Total current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentLiabilities |
| 716 |
Total liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Liabilities |
| 717 |
40205 - Disclosure - Principal accounting policies (Property, plant and equipment) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesPropertyPlantAndEquipmentDetail |
| 718 |
Disclosure of detailed information about property, plant and equipment [table] |
Table |
* |
* |
ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable |
| 719 |
Classes of property, plant and equipment [axis] |
Axis |
|
|
ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis |
| 720 |
Property, plant and equipment [member] |
Member |
|
|
ifrs-full:PropertyPlantAndEquipmentMember |
| 721 |
Dam [member] |
Member |
|
|
hnp:DamMember |
| 722 |
Port facilities [member] |
Member |
|
|
hnp:PortFacilitiesMember |
| 723 |
Buildings [member] |
Member |
|
|
ifrs-full:BuildingsMember |
| 724 |
Electric utility plant in service [member] |
Member |
|
|
hnp:ElectricUtilityPlantInServiceMember |
| 725 |
Transportation facilities [member] |
Member |
|
|
ifrs-full:VehiclesMember |
| 726 |
Others [member] |
Member |
|
|
ifrs-full:OtherPropertyPlantAndEquipmentMember |
| 727 |
Disclosure of detailed information about property, plant and equipment [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems |
| 728 |
Estimated useful lives of property plant and equipment |
Concept (Text/String) |
For Period |
|
ifrs-full:UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment |
| 729 |
40206 - Disclosure - Principal accounting policies (Taxation) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesTaxationDetail |
| 730 |
Taxation [table] |
Table |
* |
* |
hnp:TaxationTable |
| 731 |
Types of business [axis] |
Axis |
|
|
hnp:TypesOfBusinessAxis |
| 732 |
Types of business [member] |
Member |
|
|
hnp:TypesOfBusinessMember |
| 733 |
Sales of power [member] |
Member |
|
|
hnp:SalesOfPowerMember |
| 734 |
Sales of heat [member] |
Member |
|
|
hnp:SalesOfHeatMember |
| 735 |
Sales of goods [member] |
Member |
|
|
hnp:SalesOfGoodsMember |
| 736 |
Lease of tangible movable properties [member] |
Member |
|
|
hnp:LeaseOfTangibleMovablePropertiesMember |
| 737 |
Transportation industry [member] |
Member |
|
|
hnp:TransportationIndustryMember |
| 738 |
Other modern services industry [member] |
Member |
|
|
hnp:OtherModernServicesIndustryMember |
| 739 |
Construction services [member] |
Member |
|
|
hnp:ConstructionServicesMember |
| 740 |
Lease of immovables [member] |
Member |
|
|
hnp:LeaseOfImmovablesMember |
| 741 |
Sale of immovables [member] |
Member |
|
|
hnp:SaleOfImmovablesMember |
| 742 |
Transfer of land use rights [member] |
Member |
|
|
hnp:TransferOfLandUseRightsMember |
| 743 |
Financial services [member] |
Member |
|
|
hnp:FinancialServicesMember |
| 744 |
Living services [member] |
Member |
|
|
hnp:LivingServicesMember |
| 745 |
Geographical areas [axis] |
Axis |
|
|
ifrs-full:GeographicalAreasAxis |
| 746 |
Geographical areas [member] |
Member |
|
|
ifrs-full:GeographicalAreasMember |
| 747 |
PRC [member] |
Member |
|
|
country:CN |
| 748 |
Singapore [member] |
Member |
|
|
country:SG |
| 749 |
Pakistan [member] |
Member |
|
|
country:PK |
| 750 |
Taxation [line items] |
LineItems |
|
|
hnp:TaxationLineItems |
| 751 |
Tax rate of VAT |
Concept (Percent) |
For Period |
|
hnp:ValueAddedTaxRate |
| 752 |
Tax rate of goods and service tax |
Concept (Percent) |
For Period |
|
hnp:GoodsAndServiceTaxRate |
| 753 |
40207 - Disclosure - Principal accounting policies (Standards and amendments to published standards that are not yet effective but relevant to Company and its subsidiaries) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PrincipalAccountingPoliciesStandardsAndAmendmentsToPublishedStandardsThatAreNotYetEffectiveButRelevantToCompanyAndItsSubsidiariesDetail |
| 754 |
Implied Table |
Table |
* |
* |
implied:Table |
| 755 |
Principal accounting policies [abstract] |
Abstract |
|
|
hnp:PrincipalAccountingPoliciesAbstract |
| 756 |
Future minimum lease payments under non-cancellable operating leases |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease |
| 757 |
40300 - Disclosure - Financial and capital risks management (Foreign exchange risk) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementForeignExchangeRiskDetail |
| 758 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 759 |
Changes in rates [axis] |
Axis |
|
|
hnp:ChangesInRatesAxis |
| 760 |
Changes in rates [member] |
Member |
|
|
hnp:ChangesInRatesMember |
| 761 |
Presented currency weakened by 5% against foreign currency [member] |
Member |
|
|
hnp:PresentedCurrencyWeakenedByFivePercentAgainstForeignCurrencyMember |
| 762 |
Presented currency strengthened by 5% against foreign currency [member] |
Member |
|
|
hnp:PresentedCurrencyStrengthenedByFivePercentAgainstForeignCurrencyMember |
| 763 |
Presented currency weakened by 3% against foreign currency [member] |
Member |
|
|
hnp:PresentedCurrencyWeakenedByThreePercentAgainstForeignCurrencyMember |
| 764 |
Presented currency strengthened by 3% against foreign currency [member] |
Member |
|
|
hnp:PresentedCurrencyStrengthenedByThreePercentAgainstForeignCurrencyMember |
| 765 |
Presented currency weakened by 10% against foreign currency [member] |
Member |
|
|
hnp:PresentedCurrencyWeakenedByTenPercentAgainstForeignCurrencyMember |
| 766 |
Presented currency strengthened by 10% against foreign currency [member] |
Member |
|
|
hnp:PresentedCurrencyStrengthenedByTenPercentAgainstForeignCurrencyMember |
| 767 |
Foreign exchange risk, relationship between presented currency and foreign currency [axis] |
Axis |
|
|
hnp:ForeignExchangeRiskRelationshipBetweenPresentedCurrencyAndForeignCurrencyAxis |
| 768 |
Foreign exchange risk, relationship between presented currency and foreign currency [member] |
Member |
|
|
hnp:ForeignExchangeRiskRelationshipBetweenPresentedCurrencyAndForeignCurrencyMember |
| 769 |
Presented currency RMB to foreign currency USD [member] |
Member |
|
|
hnp:PresentedCurrencyRmbToForeignCurrencyUsdMember |
| 770 |
Presented currency RMB to foreign currency EUR [member] |
Member |
|
|
hnp:PresentedCurrencyRmbToForeignCurrencyEurMember |
| 771 |
Presented currency SGD to foreign currency USD [member] |
Member |
|
|
hnp:PresentedCurrencySgdToForeignCurrencyUsdMember |
| 772 |
Presented currency PKR to foreign currency USD [member] |
Member |
|
|
hnp:PresentedCurrencyPkrToForeignCurrencyUsdMember |
| 773 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 774 |
Adjusted amount of exchange gain/loss to be further recognised |
Concept (Monetary) |
For Period |
Credit |
hnp:ChangesInExchangeRateImpactOnProfitAndLoss |
| 775 |
40301 - Disclosure - Financial and capital risks management (Cash flow interest rate risk) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementCashFlowInterestRateRiskDetail |
| 776 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 777 |
Changes in rates [axis] |
Axis |
|
|
hnp:ChangesInRatesAxis |
| 778 |
Changes in rates [member] |
Member |
|
|
hnp:ChangesInRatesMember |
| 779 |
50 basis points higher of interest rates on borrowings [member] |
Member |
|
|
hnp:FiftyBasisPointsHigherOfInterestRatesOnBorrowingsMember |
| 780 |
50 basis points lower of interest rates on borrowings [member] |
Member |
|
|
hnp:FiftyBasisPointsLowerOfInterestRatesOnBorrowingsMember |
| 781 |
100 basis points higher of interest rates on borrowings [member] |
Member |
|
|
hnp:OneHundredBasisPointsHigherOfInterestRatesOnBorrowingsMember |
| 782 |
100 basis points lower of interest rates on borrowings [member] |
Member |
|
|
hnp:OneHundredBasisPointsLowerOfInterestRatesOnBorrowingsMember |
| 783 |
Currencies of denominated borrowings [axis] |
Axis |
|
|
hnp:CurrenciesOfDenominatedBorrowingsAxis |
| 784 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 785 |
RMB [member] |
Member |
|
|
currency:CNY |
| 786 |
S$ [member] |
Member |
|
|
currency:SGD |
| 787 |
US$ [member] |
Member |
|
|
currency:USD |
| 788 |
PKR$ [member] |
Member |
|
|
currency:PKR |
| 789 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 790 |
Interest expense for the year higher/lower |
Concept (Monetary) |
For Period |
Debit |
hnp:ChangesInInterestRateImpactOnInterestExpense |
| 791 |
40302 - Disclosure - Financial and capital risks management (Credit risk) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementCreditRiskDetail |
| 792 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 793 |
Segments [axis] |
Axis |
|
|
ifrs-full:SegmentsAxis |
| 794 |
Segments [member] |
Member |
|
|
ifrs-full:SegmentsMember |
| 795 |
Singapore segment [member] |
Member |
|
|
hnp:SingaporeSegmentMember |
| 796 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 797 |
Minimum monthly consumption of electricity of retail customer |
Concept (Decimal) |
For Period |
|
hnp:MonthlyConsumptionOfElectricity |
| 798 |
Cash deposits held by Singapore subsidiaries |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DepositsFromCustomers |
| 799 |
40303 - Disclosure - Financial and capital risks management (Accounts receivable) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementAccountsReceivableDetail |
| 800 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 801 |
Past due status [axis] |
Axis |
|
|
ifrs-full:PastDueStatusAxis |
| 802 |
Past due status [member] |
Member |
|
|
ifrs-full:PastDueStatusMember |
| 803 |
Current (not past due) [member] |
Member |
|
|
ifrs-full:CurrentMember |
| 804 |
Within 1 year past due [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 805 |
1 - 3 years past due [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember |
| 806 |
More than 3 years past due [member] |
Member |
|
|
ifrs-full:LaterThanThreeYearsMember |
| 807 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 808 |
Gross amounts of account receivables |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentTradeReceivables |
| 809 |
Loss allowance |
Concept (Monetary) |
As Of |
Credit |
hnp:ImpairmentLossRecognisedInProfitOrLossCurrentTradeReceivables |
| 810 |
40304 - Disclosure - Financial and capital risks management (Other receivables) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementOtherReceivablesDetail |
| 811 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 812 |
Past due status [axis] |
Axis |
|
|
ifrs-full:PastDueStatusAxis |
| 813 |
Past due status [member] |
Member |
|
|
ifrs-full:PastDueStatusMember |
| 814 |
Current (not past due) [member] |
Member |
|
|
ifrs-full:CurrentMember |
| 815 |
Within 1 year past due [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 816 |
1 - 3 years past due [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember |
| 817 |
More than 3 years past due [member] |
Member |
|
|
ifrs-full:LaterThanThreeYearsMember |
| 818 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 819 |
Gross carrying amount |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountOfOtherCurrentReceivablesSubjectToEclModel |
| 820 |
Loss allowance |
Concept (Monetary) |
As Of |
Credit |
hnp:LossAllowanceOfOtherCurrentReceivablesSubjectToEclModel |
| 821 |
40305 - Disclosure - Financial and capital risks management (Fair value measurements) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementFairValueMeasurementsDetail |
| 822 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 823 |
Measurement [axis] |
Axis |
|
|
ifrs-full:MeasurementAxis |
| 824 |
Aggregated measurement [member] |
Member |
|
|
ifrs-full:AggregatedMeasurementMember |
| 825 |
Recurring fair value measurement [member] |
Member |
|
|
ifrs-full:RecurringFairValueMeasurementMember |
| 826 |
Levels of fair value hierarchy [axis] |
Axis |
|
|
ifrs-full:LevelsOfFairValueHierarchyAxis |
| 827 |
All levels of fair value hierarchy [member] |
Member |
|
|
ifrs-full:AllLevelsOfFairValueHierarchyMember |
| 828 |
Level 1 [member] |
Member |
|
|
ifrs-full:Level1OfFairValueHierarchyMember |
| 829 |
Level 2 [member] |
Member |
|
|
ifrs-full:Level2OfFairValueHierarchyMember |
| 830 |
Level 3 [member] |
Member |
|
|
ifrs-full:Level3OfFairValueHierarchyMember |
| 831 |
Categories of financial assets [axis] |
Axis |
|
|
ifrs-full:CategoriesOfFinancialAssetsAxis |
| 832 |
Financial assets, category [member] |
Member |
|
|
ifrs-full:FinancialAssetsCategoryMember |
| 833 |
Financial assets at fair value through profit or loss, Trading derivatives (Note 14) [member] |
Member |
|
|
ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember |
| 834 |
Financial assets at fair value through profit or loss, contingent consideration [member] |
Member |
|
|
hnp:FinancialAssetsAtFairValueThroughProfitOrLossContingentConsiderationMember |
| 835 |
Derivatives used for hedging (Note 14) [member] |
Member |
|
|
hnp:FinancialAssetsClassifiedAsDerivativesUsedForHedgingMember |
| 836 |
Available-for-sale financial assets, Equity securities (Note 10) [member] |
Member |
|
|
ifrs-full:TradingEquitySecuritiesMember |
| 837 |
Other equity instrument investments [member] |
Member |
|
|
ifrs-full:InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember |
| 838 |
Categories of financial liabilities [axis] |
Axis |
|
|
ifrs-full:CategoriesOfFinancialLiabilitiesAxis |
| 839 |
Financial liabilities, category [member] |
Member |
|
|
ifrs-full:FinancialLiabilitiesCategoryMember |
| 840 |
Financial liabilities at fair value through profit or loss, Trading derivatives (Note 14) [member] |
Member |
|
|
ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLossThatMeetDefinitionOfHeldForTradingCategoryMember |
| 841 |
Derivatives used for hedging (Note 14) [member] |
Member |
|
|
hnp:FinancialLiabilitiesClassifiedAsDerivativesUsedForHedgingMember |
| 842 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 843 |
Assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Assets |
| 844 |
Liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Liabilities |
| 845 |
40306 - Disclosure - Financial and capital risks management (Fair value measurements) (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementFairValueMeasurementsNarrativeDetail |
| 846 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 847 |
Measurement [axis] |
Axis |
|
|
ifrs-full:MeasurementAxis |
| 848 |
Aggregated measurement [member] |
Member |
|
|
ifrs-full:AggregatedMeasurementMember |
| 849 |
At fair value [member] |
Member |
|
|
ifrs-full:AtFairValueMember |
| 850 |
Valuation techniques used in fair value measurement [axis] |
Axis |
|
|
ifrs-full:ValuationTechniquesUsedInFairValueMeasurementAxis |
| 851 |
Valuation techniques [member] |
Member |
|
|
ifrs-full:ValuationTechniquesMember |
| 852 |
Discounted cash flow [member] |
Member |
|
|
ifrs-full:DiscountedCashFlowMember |
| 853 |
Levels of fair value hierarchy [axis] |
Axis |
|
|
ifrs-full:LevelsOfFairValueHierarchyAxis |
| 854 |
All levels of fair value hierarchy [member] |
Member |
|
|
ifrs-full:AllLevelsOfFairValueHierarchyMember |
| 855 |
Level 3 [member] |
Member |
|
|
ifrs-full:Level3OfFairValueHierarchyMember |
| 856 |
Categories of financial assets [axis] |
Axis |
|
|
ifrs-full:CategoriesOfFinancialAssetsAxis |
| 857 |
Financial assets, category [member] |
Member |
|
|
ifrs-full:FinancialAssetsCategoryMember |
| 858 |
Other equity instrument investments [member] |
Member |
|
|
ifrs-full:InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember |
| 859 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 860 |
Discount rate used in valuation of financial assets |
Concept (Percent) |
For Period |
|
ifrs-full:InterestRateSignificantUnobservableInputsAssets |
| 861 |
40307 - Disclosure - Financial and capital risks management (Transfer between levels of fair value hierarchy) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementTransferBetweenLevelsOfFairValueHierarchyDetail |
| 862 |
Implied Table |
Table |
* |
* |
implied:Table |
| 863 |
Financial and capital risks management [abstract] |
Abstract |
|
|
hnp:FinancialAndCapitalRisksManagementAbstract |
| 864 |
Transfers out of Level 1 into Level 2 of fair value hierarchy, assets held at end of reporting period |
Concept (Monetary) |
For Period |
|
ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyAssets |
| 865 |
Transfers out of Level 2 into Level 1 of fair value hierarchy, assets held at end of reporting period |
Concept (Monetary) |
For Period |
|
ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyAssets |
| 866 |
Transfers into Level 3 of fair value hierarchy, assets |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:TransfersIntoLevel3OfFairValueHierarchyAssets |
| 867 |
Transfers out of Level 3 of fair value hierarchy, assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:TransfersOutOfLevel3OfFairValueHierarchyAssets |
| 868 |
Transfers out of Level 1 into Level 2 of fair value hierarchy, liabilities held at end of reporting period |
Concept (Monetary) |
For Period |
|
ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyLiabilities |
| 869 |
Transfers out of Level 2 into Level 1 of fair value hierarchy, liabilities held at end of reporting period |
Concept (Monetary) |
For Period |
|
ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyLiabilities |
| 870 |
Transfers into Level 3 of fair value hierarchy, liabilities |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:TransfersIntoLevel3OfFairValueHierarchyLiabilities |
| 871 |
Transfers out of Level 3 of fair value hierarchy, liabilities |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:TransfersOutOfLevel3OfFairValueHierarchyLiabilities |
| 872 |
40308 - Disclosure - Financial and capital risks management (Movements of contingent consideration during the period in the balance of the Level 3 fair value measurements) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementMovementsOfContingentConsiderationDuringThePeriodInTheBalanceOfTheLevel3FairValueMeasurementsDetail |
| 873 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 874 |
Measurement [axis] |
Axis |
|
|
ifrs-full:MeasurementAxis |
| 875 |
Aggregated measurement [member] |
Member |
|
|
ifrs-full:AggregatedMeasurementMember |
| 876 |
At fair value [member] |
Member |
|
|
ifrs-full:AtFairValueMember |
| 877 |
Levels of fair value hierarchy [axis] |
Axis |
|
|
ifrs-full:LevelsOfFairValueHierarchyAxis |
| 878 |
All levels of fair value hierarchy [member] |
Member |
|
|
ifrs-full:AllLevelsOfFairValueHierarchyMember |
| 879 |
Level 3 [member] |
Member |
|
|
ifrs-full:Level3OfFairValueHierarchyMember |
| 880 |
Categories of financial assets [axis] |
Axis |
|
|
ifrs-full:CategoriesOfFinancialAssetsAxis |
| 881 |
Financial assets, category [member] |
Member |
|
|
ifrs-full:FinancialAssetsCategoryMember |
| 882 |
Contingent consideration [member] |
Member |
|
|
hnp:FinancialAssetsAtFairValueThroughProfitOrLossContingentConsiderationMember |
| 883 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 884 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssets |
| 885 |
Movement: |
Abstract |
|
|
hnp:ChangesOfFairValueMeasurementsAbstract |
| 886 |
Gains on fair value changes |
Concept (Monetary) |
For Period |
Credit |
hnp:GainsLossesRecognisedInFairValueChangesFinancialAssets |
| 887 |
Profit compensation received from Huaneng Group |
Concept (Monetary) |
For Period |
Credit |
hnp:ProfitCompensationReceivedFromUltimateParentCompanyOfCompany |
| 888 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssets |
| 889 |
Total gains for the year included in profit or loss for assets held at the end of the reporting period |
Concept (Monetary) |
For Period |
|
ifrs-full:GainsLossesRecognisedInProfitOrLossFairValueMeasurementAssets |
| 890 |
40309 - Disclosure - Financial and capital risks management (Movements of other equity instrument investments during the period in the balance of the Level 3 fair value measurements) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementMovementsOfOtherEquityInstrumentInvestmentsDuringThePeriodInTheBalanceOfTheLevel3FairValueMeasurementsDetail |
| 891 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 892 |
Measurement [axis] |
Axis |
|
|
ifrs-full:MeasurementAxis |
| 893 |
Aggregated measurement [member] |
Member |
|
|
ifrs-full:AggregatedMeasurementMember |
| 894 |
At fair value [member] |
Member |
|
|
ifrs-full:AtFairValueMember |
| 895 |
Levels of fair value hierarchy [axis] |
Axis |
|
|
ifrs-full:LevelsOfFairValueHierarchyAxis |
| 896 |
All levels of fair value hierarchy [member] |
Member |
|
|
ifrs-full:AllLevelsOfFairValueHierarchyMember |
| 897 |
Level 3 [member] |
Member |
|
|
ifrs-full:Level3OfFairValueHierarchyMember |
| 898 |
Categories of financial assets [axis] |
Axis |
|
|
ifrs-full:CategoriesOfFinancialAssetsAxis |
| 899 |
Financial assets, category [member] |
Member |
|
|
ifrs-full:FinancialAssetsCategoryMember |
| 900 |
Other equity instrument investments [member] |
Member |
|
|
ifrs-full:InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember |
| 901 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 902 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssetsCarryingAmountImmediatelyBeforeInitialApplicationOfIFRS9 |
| 903 |
Adjustment on initial application of IFRS 9 (Note 2(b)(i)) |
Concept (Monetary) |
As Of |
Debit |
hnp:FinancialAssetsIncreaseDecreaseThroughChangesInAccountingPolicies |
| 904 |
Adjusted balance at the beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssetsCarryingAmountImmediatelyAfterInitialApplicationOfIFRS9 |
| 905 |
Addition |
Concept (Monetary) |
For Period |
Credit |
hnp:AdditionOfFinancialAssets |
| 906 |
Fair value changes |
Concept (Monetary) |
For Period |
Credit |
hnp:GainsLossesRecognisedInFairValueChangesFinancialAssets |
| 907 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssets |
| 908 |
Changes in fair value recognised in other comprehensive income for the year |
Concept (Monetary) |
For Period |
|
ifrs-full:GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementAssets |
| 909 |
40310 - Disclosure - Financial and capital risks management (Fair value disclosures) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementFairValueDisclosuresDetail |
| 910 |
Financial and capital risks management [table] |
Table |
* |
* |
hnp:FinancialAndCapitalRisksManagementTable |
| 911 |
Measurement [axis] |
Axis |
|
|
ifrs-full:MeasurementAxis |
| 912 |
Aggregated measurement [member] |
Member |
|
|
ifrs-full:AggregatedMeasurementMember |
| 913 |
At fair value [member] |
Member |
|
|
ifrs-full:AtFairValueMember |
| 914 |
Classes of liabilities [axis] |
Axis |
|
|
ifrs-full:ClassesOfLiabilitiesAxis |
| 915 |
Liabilities [member] |
Member |
|
|
ifrs-full:LiabilitiesMember |
| 916 |
Long-term loans [member] |
Member |
|
|
hnp:LongTermLoansMember |
| 917 |
Long-term bonds [member] |
Member |
|
|
hnp:LongTermBondsMember |
| 918 |
Financial and capital risks management [line items] |
LineItems |
|
|
hnp:FinancialAndCapitalRisksManagementLineItems |
| 919 |
Liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Liabilities |
| 920 |
40311 - Disclosure - Financial and capital risks management (Capital risk management) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/FinancialAndCapitalRisksManagementCapitalRiskManagementDetail |
| 921 |
Implied Table |
Table |
* |
* |
implied:Table |
| 922 |
Financial and capital risks management [abstract] |
Abstract |
|
|
hnp:FinancialAndCapitalRisksManagementAbstract |
| 923 |
Debt ratio of the Company and its subsidiaries |
Concept (Percent) |
As Of |
|
hnp:DebtRatio |
| 924 |
40400 - Disclosure - Critical accounting estimates and judgments (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/CriticalAccountingEstimatesAndJudgmentsDetail |
| 925 |
Disclosure of changes in accounting estimates [table] |
Table |
* |
* |
ifrs-full:DisclosureOfChangesInAccountingEstimatesTable |
| 926 |
Accounting estimates [axis] |
Axis |
|
|
ifrs-full:AccountingEstimatesAxis |
| 927 |
Accounting estimates [member] |
Member |
|
|
ifrs-full:AccountingEstimatesMember |
| 928 |
Decrease 1% from management's estimates of tariff [member] |
Member |
|
|
hnp:DecreaseOnePercentFromManagementsEstimatesOfTariffMember |
| 929 |
Decrease 5% from management's estimates of tariff [member] |
Member |
|
|
hnp:DecreaseFivePercentFromManagementsEstimatesOfTariffMember |
| 930 |
Increase 1% from management's estimates of fuel price [member] |
Member |
|
|
hnp:IncreaseOnePercentFromManagementsEstimatesOfFuelPriceMember |
| 931 |
Increase 5% from management's estimates of fuel price [member] |
Member |
|
|
hnp:IncreaseFivePercentFromManagementsEstimatesOfFuelPriceMember |
| 932 |
Cash-generating units [axis] |
Axis |
|
|
ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis |
| 933 |
Entity's total for cash-generating units [member] |
Member |
|
|
ifrs-full:EntitysTotalForCashgeneratingUnitsMember |
| 934 |
PRC power segment [member] |
Member |
|
|
hnp:PrcPowerSegmentMember |
| 935 |
Disclosure of changes in accounting estimates [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfChangesInAccountingEstimatesLineItems |
| 936 |
Impairment against goodwill to be further recognised by the Company and its subsidiaries |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseOrDecreaseOfImpairmentLossRecognisedInProfitOrLossGoodwill |
| 937 |
Impairment against property, plant and equipment, land use rights and mining rights to be further recognised by the Company and its subsidiaries |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseOrDecreaseOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipmentLandUseRightsAndMiningRights |
| 938 |
40500 - Disclosure - Revenue and segment information (Disclosure of disaggregation of revenue) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationDisclosureOfDisaggregationOfRevenueDetail |
| 939 |
Disclosure of disaggregation of revenue from contracts with customers [table] |
Table |
* |
* |
ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable |
| 940 |
Products and services [axis] |
Axis |
|
|
ifrs-full:ProductsAndServicesAxis |
| 941 |
Products and services [member] |
Member |
|
|
ifrs-full:ProductsAndServicesMember |
| 942 |
Sales of power and heat [member] |
Member |
|
|
hnp:SalesOfPowerAndHeatMember |
| 943 |
Sales of coal and raw material [member] |
Member |
|
|
hnp:SalesOfCoalAndRawMaterialMember |
| 944 |
Port service [member] |
Member |
|
|
hnp:PortServiceMember |
| 945 |
Transportation service [member] |
Member |
|
|
hnp:TransportationServiceMember |
| 946 |
Others [member] |
Member |
|
|
hnp:OtherProductOrServiceMember |
| 947 |
Segments [axis] |
Axis |
|
|
ifrs-full:SegmentsAxis |
| 948 |
Segments [member] |
Member |
|
|
ifrs-full:SegmentsMember |
| 949 |
PRC power segment [member] |
Member |
|
|
hnp:PrcPowerSegmentMember |
| 950 |
Overseas segment [member] |
Member |
|
|
hnp:OverseasSegmentMember |
| 951 |
All other segments [member] |
Member |
|
|
ifrs-full:AllOtherSegmentsMember |
| 952 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 953 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 954 |
Reportable segment total [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 955 |
Operating segments [member] |
Member |
|
|
ifrs-full:OperatingSegmentsMember |
| 956 |
Inter-segment [member] |
Member |
|
|
ifrs-full:EliminationOfIntersegmentAmountsMember |
| 957 |
Disclosure of operating segments [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfOperatingSegmentsLineItems |
| 958 |
Total revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 959 |
Revenue from contracts with customers within the scope of IFRS15 |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromContractsWithCustomers |
| 960 |
Revenue from other sources |
Concept (Monetary) |
For Period |
Credit |
hnp:RevenueFromOtherSources |
| 961 |
40501 - Disclosure - Revenue and segment information (Revenue information under PRC GAAP) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationRevenueInformationUnderPrcGaapDetail |
| 962 |
Disclosure of operating segments [table] |
Table |
* |
* |
ifrs-full:DisclosureOfOperatingSegmentsTable |
| 963 |
Segments [axis] |
Axis |
|
|
ifrs-full:SegmentsAxis |
| 964 |
Segments [member] |
Member |
|
|
ifrs-full:SegmentsMember |
| 965 |
PRC power segment [member] |
Member |
|
|
hnp:PrcPowerSegmentMember |
| 966 |
Overseas segment [member] |
Member |
|
|
hnp:OverseasSegmentMember |
| 967 |
All other segments [member] |
Member |
|
|
ifrs-full:AllOtherSegmentsMember |
| 968 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 969 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 970 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 971 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 972 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 973 |
External revenue [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 974 |
Total [member] |
Member |
|
|
ifrs-full:OperatingSegmentsMember |
| 975 |
Inter-segment [member] |
Member |
|
|
ifrs-full:EliminationOfIntersegmentAmountsMember |
| 976 |
Disclosure of operating segments [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfOperatingSegmentsLineItems |
| 977 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 978 |
Segment results |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossBeforeTax |
| 979 |
Interest income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromInterest |
| 980 |
Interest expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:InterestExpense |
| 981 |
Impairment loss |
Concept (Monetary) |
For Period |
Debit |
hnp:OtherImpairmentLoss |
| 982 |
Credit loss |
Concept (Monetary) |
For Period |
Debit |
hnp:CreditImpairmentLoss |
| 983 |
Impairment (loss)/reversal |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss |
| 984 |
Depreciation and amortization |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DepreciationAndAmortisationExpense |
| 985 |
Net gain/(loss) on disposal of non-current assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnDisposalsOfNoncurrentAssets |
| 986 |
Share of profits less losses of associates and joint ventures |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 987 |
Income tax expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxExpenseContinuingOperations |
| 988 |
40502 - Disclosure - Revenue and segment information (Assets and liabilities information under PRC GAAP) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationAssetsAndLiabilitiesInformationUnderPrcGaapDetail |
| 989 |
Disclosure of operating segments [table] |
Table |
* |
* |
ifrs-full:DisclosureOfOperatingSegmentsTable |
| 990 |
Segments [axis] |
Axis |
|
|
ifrs-full:SegmentsAxis |
| 991 |
Segments [member] |
Member |
|
|
ifrs-full:SegmentsMember |
| 992 |
PRC power segment [member] |
Member |
|
|
hnp:PrcPowerSegmentMember |
| 993 |
Overseas segment [member] |
Member |
|
|
hnp:OverseasSegmentMember |
| 994 |
All other segments [member] |
Member |
|
|
ifrs-full:AllOtherSegmentsMember |
| 995 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 996 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 997 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 998 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 999 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1000 |
Reportable segment total [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 1001 |
Disclosure of operating segments [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfOperatingSegmentsLineItems |
| 1002 |
Segment assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Assets |
| 1003 |
Including: |
Abstract |
|
|
hnp:ComponentOfAssetsAbstract |
| 1004 |
Additions to non-current assets (excluding financial assets and deferred income tax assets) |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdditionsToNoncurrentAssets |
| 1005 |
Investments in associates |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentsInAssociates |
| 1006 |
Investments in joint ventures |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentsInJointVentures |
| 1007 |
Segment liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Liabilities |
| 1008 |
40503 - Disclosure - Revenue and segment information (Reconciliation of external revenue to operating revenue) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationReconciliationOfExternalRevenueToOperatingRevenueDetail |
| 1009 |
Reconciliation of external revenue to operating revenue [table] |
Table |
* |
* |
hnp:ReconciliationOfExternalRevenueToOperatingRevenueTable |
| 1010 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 1011 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 1012 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 1013 |
Impact of restatement under PRC GAAP in relation to business combination under common control (Note 41) [member] |
Member |
|
|
ifrs-full:EffectOfTransitionToIFRSsMember |
| 1014 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 1015 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1016 |
External revenue [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 1017 |
Reconciliation of external revenue to operating revenue [line items] |
LineItems |
|
|
hnp:ReconciliationOfExternalRevenueToOperatingRevenueLineItems |
| 1018 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 1019 |
40504 - Disclosure - Revenue and segment information (Reconciliation of segment result to profit before income tax expense) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationReconciliationOfSegmentResultToProfitBeforeIncomeTaxExpenseDetail |
| 1020 |
Reconciliation of segment result to profit before income tax expense [table] |
Table |
* |
* |
hnp:ReconciliationOfSegmentResultToProfitBeforeIncomeTaxExpenseTable |
| 1021 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 1022 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 1023 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 1024 |
Effect of transition to IFRSs [member] |
Member |
|
|
ifrs-full:EffectOfTransitionToIFRSsMember |
| 1025 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 1026 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1027 |
Reportable segment total [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 1028 |
Loss related to the headquarter [member] |
Member |
|
|
hnp:LossRelatedToHeadquarterMember |
| 1029 |
Investment income from China Huaneng Finance Co., Ltd. ("Huaneng Finance") [member] |
Member |
|
|
hnp:InvestmentIncomeFromChinaHuanengFinanceCoLtdMember |
| 1030 |
Dividend income of available-for-sale financial assets [member] |
Member |
|
|
hnp:DividendIncomeOfAvailableForSaleFinancialAssetsMember |
| 1031 |
Dividend income of other equity instruments investments [member] |
Member |
|
|
hnp:DividendIncomeOfOtherEquityInstrumentsInvestmentsMember |
| 1032 |
Gains on disposal of available-for-sale financial asset [member] |
Member |
|
|
hnp:GainsOnDisposalOfAvailableForSaleFinancialAssetMember |
| 1033 |
Reconciling items of transition to IFRS [axis] |
Axis |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsAxis |
| 1034 |
Reconciling items of transition to IFRS [member] |
Member |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsMember |
| 1035 |
Impact of restatement under PRC GAAP in relation to business combination under common control (Note 41) [member] |
Member |
|
|
hnp:ImpactOfRestatementUnderPrcGaapInRelationToBusinessCombinationUnderCommonControlMember |
| 1036 |
Impact of other IFRS adjustments [member] |
Member |
|
|
hnp:ImpactOfOtherIfrsAdjustmentsMember |
| 1037 |
Reconciliation of segment result to profit before income tax expense [line items] |
LineItems |
|
|
hnp:ReconciliationOfSegmentResultToProfitBeforeIncomeTaxExpenseLineItems |
| 1038 |
Profit before income tax expense |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossBeforeTax |
| 1039 |
40505 - Disclosure - Revenue and segment information (Reportable segments' assets reconciled to total assets) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationReportableSegmentsAssetsReconciledToTotalAssetsDetail |
| 1040 |
Reportable segments' assets [table] |
Table |
* |
* |
hnp:ReportableSegmentsAssetsTable |
| 1041 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 1042 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 1043 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 1044 |
Effect of transition to IFRSs [member] |
Member |
|
|
ifrs-full:EffectOfTransitionToIFRSsMember |
| 1045 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 1046 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1047 |
Reportable segment total [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 1048 |
Investment in Huaneng Finance [member] |
Member |
|
|
hnp:InvestmentInHuanengFinanceMember |
| 1049 |
Deferred income tax assets [member] |
Member |
|
|
hnp:DeferredIncomeTaxAssetsMember |
| 1050 |
Prepaid income tax [member] |
Member |
|
|
hnp:PrepaidIncomeTaxMember |
| 1051 |
Available-for-sale financial assets [member] |
Member |
|
|
ifrs-full:FinancialAssetsAvailableforsaleCategoryMember |
| 1052 |
Other equity instrument investments [member] |
Member |
|
|
ifrs-full:InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember |
| 1053 |
Corporate assets [member] |
Member |
|
|
hnp:CorporateAssetsMember |
| 1054 |
Reconciling items of transition to IFRS [axis] |
Axis |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsAxis |
| 1055 |
Reconciling items of transition to IFRS [member] |
Member |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsMember |
| 1056 |
Impact of restatement under PRC GAAP in relation to business combination under common control (Note 41) [member] |
Member |
|
|
hnp:ImpactOfRestatementUnderPrcGaapInRelationToBusinessCombinationUnderCommonControlMember |
| 1057 |
Impact of other IFRS adjustments [member] |
Member |
|
|
hnp:ImpactOfOtherIfrsAdjustmentsMember |
| 1058 |
Reportable segments' assets [line items] |
LineItems |
|
|
hnp:ReportableSegmentsAssetsLineItems |
| 1059 |
Segment assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Assets |
| 1060 |
40506 - Disclosure - Revenue and segment information (Reportable segments' liabilities reconciled to total liabilities) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationReportableSegmentsLiabilitiesReconciledToTotalLiabilitiesDetail |
| 1061 |
Reportable segments' liabilities [table] |
Table |
* |
* |
hnp:ReportableSegmentsLiabilitiesTable |
| 1062 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 1063 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 1064 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 1065 |
Effect of transition to IFRSs [member] |
Member |
|
|
ifrs-full:EffectOfTransitionToIFRSsMember |
| 1066 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 1067 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1068 |
Reportable segment total [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 1069 |
Current income tax liabilities [member] |
Member |
|
|
hnp:CurrentIncomeTaxLiabilitiesMember |
| 1070 |
Deferred income tax liabilities [member] |
Member |
|
|
hnp:DeferredIncomeTaxLiabilitiesMember |
| 1071 |
Corporate liabilities [member] |
Member |
|
|
hnp:CorporateLiabilitiesMember |
| 1072 |
Reconciling items of transition to IFRS [axis] |
Axis |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsAxis |
| 1073 |
Reconciling items of transition to IFRS [member] |
Member |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsMember |
| 1074 |
Impact of restatement under PRC GAAP in relation to business combination under common control (Note 41) [member] |
Member |
|
|
hnp:ImpactOfRestatementUnderPrcGaapInRelationToBusinessCombinationUnderCommonControlMember |
| 1075 |
Impact of other IFRS adjustments [member] |
Member |
|
|
hnp:ImpactOfOtherIfrsAdjustmentsMember |
| 1076 |
Reportable segments' liabilities [line items] |
LineItems |
|
|
hnp:ReportableSegmentsLiabilitiesLineItems |
| 1077 |
Segment liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Liabilities |
| 1078 |
40507 - Disclosure - Revenue and segment information (Other material items) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationOtherMaterialItemsDetail |
| 1079 |
Other material items [table] |
Table |
* |
* |
hnp:OtherMaterialItemsTable |
| 1080 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 1081 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 1082 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 1083 |
Effect of transition to IFRSs [member] |
Member |
|
|
ifrs-full:EffectOfTransitionToIFRSsMember |
| 1084 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 1085 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1086 |
Reportable segment total [member] |
Member |
|
|
hnp:OperatingSegmentsAfterEliminationMember |
| 1087 |
Headquarters [member] |
Member |
|
|
hnp:HeadquartersMember |
| 1088 |
Investment income from Huaneng Finance [member] |
Member |
|
|
hnp:InvestmentIncomeFromChinaHuanengFinanceCoLtdMember |
| 1089 |
Reconciling items of transition to IFRS [axis] |
Axis |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsAxis |
| 1090 |
Reconciling items of transition to IFRS [member] |
Member |
|
|
hnp:ReconcilingItemsOfTransitionToIfrsMember |
| 1091 |
Impact of restatement under PRC GAAP in relation to business combination under common control [member] |
Member |
|
|
hnp:ImpactOfRestatementUnderPrcGaapInRelationToBusinessCombinationUnderCommonControlMember |
| 1092 |
Impact of other IFRS adjustments [member] |
Member |
|
|
hnp:ImpactOfOtherIfrsAdjustmentsMember |
| 1093 |
Other material items [line items] |
LineItems |
|
|
hnp:OtherMaterialItemsLineItems |
| 1094 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 1095 |
Interest expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:InterestExpense |
| 1096 |
Depreciation and amortization |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DepreciationAndAmortisationExpense |
| 1097 |
Impairment loss |
Concept (Monetary) |
For Period |
Debit |
hnp:OtherImpairmentLoss |
| 1098 |
Credit loss |
Concept (Monetary) |
For Period |
Debit |
hnp:CreditImpairmentLoss |
| 1099 |
Impairment loss |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss |
| 1100 |
Share of profits less losses of associates and joint ventures |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 1101 |
Net gain/(loss) on disposal of non-current assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnDisposalsOfNoncurrentAssets |
| 1102 |
Income tax expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxExpenseContinuingOperations |
| 1103 |
40508 - Disclosure - Revenue and segment information (Geographical information (Under IFRS)) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationGeographicalInformationUnderIfrsDetail |
| 1104 |
Geographical information (Under IFRS) [table] |
Table |
* |
* |
hnp:ExternalRevenueGeneratedFromCountriesTable |
| 1105 |
Geographical areas [axis] |
Axis |
|
|
ifrs-full:GeographicalAreasAxis |
| 1106 |
Geographical areas [member] |
Member |
|
|
ifrs-full:GeographicalAreasMember |
| 1107 |
PRC [member] |
Member |
|
|
country:CN |
| 1108 |
Overseas [member] |
Member |
|
|
hnp:OverseasMember |
| 1109 |
Geographical information (Under IFRS) [line items] |
LineItems |
|
|
hnp:ExternalRevenueGeneratedFromCountriesLineItems |
| 1110 |
External revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 1111 |
Non-current assets (excluding financial assets and deferred income tax assets) |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts |
| 1112 |
40509 - Disclosure - Revenue and segment information (Information on sales to major customers) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationInformationOnSalesToMajorCustomersDetail |
| 1113 |
Information on sales to major customers [table] |
Table |
* |
* |
ifrs-full:DisclosureOfMajorCustomersTable |
| 1114 |
Major customers [axis] |
Axis |
|
|
ifrs-full:MajorCustomersAxis |
| 1115 |
Customers [member] |
Member |
|
|
ifrs-full:MajorCustomersMember |
| 1116 |
State Grid Shandong Electric Power Company [member] |
Member |
|
|
hnp:StateGridShandongElectricPowerCompanyMember |
| 1117 |
Grid companies under common control of State Grid Corporation of China [member] |
Member |
|
|
hnp:GridCompaniesUnderCommonControlOfStateGridCorporationOfChinaMember |
| 1118 |
Information on sales to major customers [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfMajorCustomersLineItems |
| 1119 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 1120 |
Proportion |
Concept (Percent) |
For Period |
|
ifrs-full:PercentageOfEntitysRevenue |
| 1121 |
40510 - Disclosure - Revenue and segment information (Contract balances) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RevenueAndSegmentInformationContractBalancesDetail |
| 1122 |
Disclosure of contract liabilities [table] |
Table |
* |
* |
hnp:DisclosureOfContractLiabilitiesTable |
| 1123 |
Type of fee received in advance [axis] |
Axis |
|
|
hnp:TypeOfFeeReceivedInAdvanceAxis |
| 1124 |
Type of fee received in advance [member] |
Member |
|
|
hnp:TypeOfFeeReceivedInAdvanceMember |
| 1125 |
Heat sales and heating pipeline upfront fees [member] |
Member |
|
|
hnp:HeatSalesAndHeatingPipelineUpfrontFeesMember |
| 1126 |
Heat sales [member] |
Member |
|
|
hnp:HeatSalesMember |
| 1127 |
Heat pipeline upfront fees [member] |
Member |
|
|
hnp:HeatPipelineUpfrontFeesMember |
| 1128 |
Disclosure of contract liabilities [line items] |
LineItems |
|
|
hnp:DisclosureOfContractLiabilitiesLineItems |
| 1129 |
Contract liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:ContractLiabilities |
| 1130 |
The amount recognised in contract liabilities at the beginning of the period |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueThatWasIncludedInContractLiabilityBalanceAtBeginningOfPeriod |
| 1131 |
40600 - Disclosure - Profit before income tax expense (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/ProfitBeforeIncomeTaxExpenseDetail |
| 1132 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1133 |
Profit before income tax expense [abstract] |
Abstract |
|
|
hnp:ProfitBeforeIncomeTaxExpenseAbstract |
| 1134 |
Total interest expense on borrowing |
Concept (Monetary) |
For Period |
|
ifrs-full:InterestCostsIncurred |
| 1135 |
Less: amounts capitalized in property, plant and equipment |
Concept (Monetary) |
For Period |
|
ifrs-full:InterestCostsCapitalised |
| 1136 |
Interest expenses charged in consolidated statement of comprehensive income |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:InterestExpense |
| 1137 |
Auditors' remuneration-audit services |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AuditorsRemunerationForAuditServices |
| 1138 |
Operating leases charge |
Concept (Monetary) |
For Period |
Debit |
hnp:OperatingLeasesCharge |
| 1139 |
Fuel |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:FuelExpense |
| 1140 |
Depreciation of property, plant and equipment |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DepreciationExpense |
| 1141 |
Amortization of land use rights |
Concept (Monetary) |
For Period |
Debit |
hnp:AmortizationOfLandUseRights |
| 1142 |
Amortization of other non-current assets |
Concept (Monetary) |
For Period |
Debit |
hnp:AmortizationOfOtherNonCurrentAssets |
| 1143 |
Impairment loss of property, plant and equipment (Note 7) |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment |
| 1144 |
Impairment loss for land use rights (Note 11) |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossLandUseRights |
| 1145 |
Impairment loss of mining rights (Note 13) |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossMiningRights |
| 1146 |
Impairment loss of goodwill (Note 15) |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossGoodwill |
| 1147 |
Impairment loss of other non-current assets |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossOtherNonCurrentAssets |
| 1148 |
Recognition of loss allowance for receivables |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeAndOtherReceivables |
| 1149 |
Recognition/(reversal) of provision for inventory obsolescence (Note 17) |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:WritedownsReversalsOfInventories |
| 1150 |
Net (gain)/ loss on disposals of non-current assets |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnDisposalsOfNoncurrentAssets |
| 1151 |
Government grants |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromGovernmentGrants |
| 1152 |
Gain on a bargain purchase |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainRecognisedInBargainPurchaseTransaction |
| 1153 |
Included in other investment income [abstract] |
Abstract |
|
|
hnp:IncludedInOtherInvestmentIncomeAbstract |
| 1154 |
Gains on disposal of available-for-sale financial assets |
Concept (Monetary) |
For Period |
Credit |
hnp:GainsLossesOnDisposalOfAvailableForSaleFinancialAssets |
| 1155 |
Dividends on available-for-sale financial assets |
Concept (Monetary) |
For Period |
Credit |
hnp:DividendsOnAvailableForSaleFinancialAssets |
| 1156 |
Dividends on other equity instruments investment |
Concept (Monetary) |
For Period |
Credit |
hnp:DividendsOnOtherEquityInstrumentsInvestment |
| 1157 |
Gains on disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
hnp:GainsLossesOnDisposalOfSubsidiaries |
| 1158 |
Loss on disposal of a joint venture (Note 41(b)) |
Concept (Monetary) |
For Period |
Credit |
hnp:GainLossOnDisposalOfJointVentures |
| 1159 |
Included in (gain)/loss on fair value changes of financial assets/liabilities |
Abstract |
|
|
hnp:IncludedInGainLossOnFairValueChangesOfFinancialAssetsLiabilitiesAbstract |
| 1160 |
Contingent consideration of the business combination |
Concept (Monetary) |
For Period |
Credit |
hnp:GainLossOnFairValueChangesOfContingentConsideration |
| 1161 |
Loss on fair value changes of trading derivatives |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnChangeInFairValueOfDerivatives |
| 1162 |
40700 - Disclosure - Property, plant and equipment (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipmentDetail |
| 1163 |
Disclosure of detailed information about property, plant and equipment [table] |
Table |
* |
* |
ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable |
| 1164 |
Classes of property, plant and equipment [axis] |
Axis |
|
|
ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis |
| 1165 |
Property, plant and equipment [member] |
Member |
|
|
ifrs-full:PropertyPlantAndEquipmentMember |
| 1166 |
Dam [member] |
Member |
|
|
hnp:DamMember |
| 1167 |
Port facilities [member] |
Member |
|
|
hnp:PortFacilitiesMember |
| 1168 |
Buildings [member] |
Member |
|
|
ifrs-full:BuildingsMember |
| 1169 |
Electric utility plant in service [member] |
Member |
|
|
hnp:ElectricUtilityPlantInServiceMember |
| 1170 |
Transportation facilities [member] |
Member |
|
|
ifrs-full:VehiclesMember |
| 1171 |
Others [member] |
Member |
|
|
ifrs-full:OtherPropertyPlantAndEquipmentMember |
| 1172 |
CIP [member] |
Member |
|
|
ifrs-full:ConstructionInProgressMember |
| 1173 |
Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] |
Axis |
|
|
ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis |
| 1174 |
Carrying amount [member] |
Member |
|
|
ifrs-full:CarryingAmountMember |
| 1175 |
Cost [member] |
Member |
|
|
ifrs-full:GrossCarryingAmountMember |
| 1176 |
Accumulated depreciation [member] |
Member |
|
|
ifrs-full:AccumulatedDepreciationAndAmortisationMember |
| 1177 |
Accumulated impairment loss [member] |
Member |
|
|
ifrs-full:AccumulatedImpairmentMember |
| 1178 |
Disclosure of detailed information about property, plant and equipment [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems |
| 1179 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:PropertyPlantAndEquipment |
| 1180 |
Reclassification |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesPropertyPlantAndEquipment |
| 1181 |
Business combination (Note 41) |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment |
| 1182 |
Additions |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment |
| 1183 |
Transfer from CIP |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncreaseDecreaseThroughTransfersFromConstructionInProgressPropertyPlantAndEquipment |
| 1184 |
Reclassification to assets held for sale (Note 20) |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:DecreaseThroughClassifiedAsHeldForSalePropertyPlantAndEquipment |
| 1185 |
Disposals/write-off |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:DisposalsAndRetirementsPropertyPlantAndEquipment |
| 1186 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:DecreaseThroughLossOfControlOfSubsidiaryPropertyPlantAndEquipment |
| 1187 |
Depreciation charge |
Concept (Monetary) |
For Period |
|
ifrs-full:DepreciationPropertyPlantAndEquipment |
| 1188 |
Impairment charge |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment |
| 1189 |
Currency translation differences |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment |
| 1190 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:PropertyPlantAndEquipment |
| 1191 |
40701 - Disclosure - Property, plant and equipment (Interest capitalization) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipmentInterestCapitalizationDetail |
| 1192 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1193 |
Property, plant and equipment [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract |
| 1194 |
Interest expense arising on borrowings |
Concept (Monetary) |
For Period |
Debit |
hnp:AmountsOfInterestExpenseCapitalizedInPropertyPlantAndEquipment |
| 1195 |
Weighted average capitalization rate |
Concept (Percent) |
For Period |
|
hnp:WeightedAverageCapitalizationRateOfInterestExpenseOnBorrowingsForConstructionOfPropertyPlantAndEquipment |
| 1196 |
40702 - Disclosure - Property, plant and equipment (Impairment) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipmentImpairmentDetail |
| 1197 |
Disclosure of detailed information about property, plant and equipment [table] |
Table |
* |
* |
ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable |
| 1198 |
Classes of property, plant and equipment [axis] |
Axis |
|
|
ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis |
| 1199 |
Property, plant and equipment [member] |
Member |
|
|
ifrs-full:PropertyPlantAndEquipmentMember |
| 1200 |
Power plants one [member] |
Member |
|
|
hnp:PowerPlantsOneMember |
| 1201 |
Power plants two [member] |
Member |
|
|
hnp:PowerPlantsTwoMember |
| 1202 |
Power plants three [member] |
Member |
|
|
hnp:PowerPlantsThreeMember |
| 1203 |
Power plants four [member] |
Member |
|
|
hnp:PowerPlantsFourMember |
| 1204 |
Power plants five [member] |
Member |
|
|
hnp:PowerPlantsFiveMember |
| 1205 |
Power plants six [member] |
Member |
|
|
hnp:PowerPlantsSixMember |
| 1206 |
Power plants seven [member] |
Member |
|
|
hnp:PowerPlantsSevenMember |
| 1207 |
Coal-fired power plant one [member] |
Member |
|
|
hnp:CoalFiredPowerPlantOneMember |
| 1208 |
Coal-fired power plant two [member] |
Member |
|
|
hnp:CoalFiredPowerPlantTwoMember |
| 1209 |
Coal-fired power plant three [member] |
Member |
|
|
hnp:CoalFiredPowerPlantThreeMember |
| 1210 |
Coal-fired power plant four [member] |
Member |
|
|
hnp:CoalFiredPowerPlantFourMember |
| 1211 |
Hydropower plant one [member] |
Member |
|
|
hnp:HydropowerPlantOneMember |
| 1212 |
Coal-fired power project one in construction [member] |
Member |
|
|
hnp:CoalFiredPowerProjectOneInConstructionMember |
| 1213 |
Wind power power project in construction [member] |
Member |
|
|
hnp:WindPowerPowerProjectInConstructionMember |
| 1214 |
Coal-fired power project two in construction [member] |
Member |
|
|
hnp:CoalFiredPowerProjectTwoInConstructionMember |
| 1215 |
Disclosure of detailed information about property, plant and equipment [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems |
| 1216 |
Impairment loss of property, plant and equipment (Note 7) |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment |
| 1217 |
Impairment loss for land use rights (Note 11) |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentLossRecognisedInProfitOrLossLandUseRights |
| 1218 |
Discount rates |
Concept (Percent) |
As Of |
|
ifrs-full:DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse |
| 1219 |
40703 - Disclosure - Property, plant and equipment (Property, plant and equipment held under finance leases) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipmentPropertyPlantAndEquipmentHeldUnderFinanceLeasesDetail |
| 1220 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1221 |
Property, plant and equipment [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract |
| 1222 |
Original cost |
Concept (Monetary) |
As Of |
Debit |
hnp:OriginalCostOfPropertyPlantAndEquipmentHeldUnderFinanceLeases |
| 1223 |
40704 - Disclosure - Property, plant and equipment (Buildings without ownership certificate) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PropertyPlantAndEquipmentBuildingsWithoutOwnershipCertificateDetail |
| 1224 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1225 |
Property, plant and equipment [abstract] |
Abstract |
|
|
ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract |
| 1226 |
Aggregate net book value |
Concept (Monetary) |
As Of |
Debit |
hnp:NetBookValueOfBuildingsWithoutOwnershipCertificate |
| 1227 |
40800 - Disclosure - Investments in associates and joint ventures (Summary of investments in associates and joint ventures) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVenturesSummaryOfInvestmentsInAssociatesAndJointVenturesDetail |
| 1228 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1229 |
Investments in associates and joint ventures [abstract] |
Abstract |
|
|
hnp:InvestmentsInAssociatesAndJointVenturesAbstract |
| 1230 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentAccountedForUsingEquityMethod |
| 1231 |
Capital injections in associates and joint ventures |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseOfInvestmentsInAssociatesAndJointVenturesDueToCapitalInjections |
| 1232 |
Business combination |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseOfInvestmentsInAssociatesAndJointVenturesDueToBusinessCombination |
| 1233 |
Transfer from available-for-sale |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseOfInvestmentsInAssociatesAndJointVenturesDueToTransferFromAvailableForSale |
| 1234 |
Transfer to subsidiaries (Note 41 (b)) |
Concept (Monetary) |
For Period |
Credit |
hnp:DecreaseOfInvestmentsInAssociatesAndJointVenturesDueToTransferToSubsidiaries |
| 1235 |
Share of net profit less loss |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseOfInvestmentsInAssociatesAndJointVenturesDueToAdjustmentOfShareOfNetProfitLessLoss |
| 1236 |
Share of other comprehensive (loss)/income |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseOfInvestmentsInAssociatesAndJointVenturesDueToChangesOfShareOfOtherComprehensiveLossIncome |
| 1237 |
Currency translation differences |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseOfInvestmentsInAssociatesAndJointVenturesDueToCurrencyTranslationDifferences |
| 1238 |
Share of other capital reserve of equity-method investees |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseOfInvestmentsInAssociatesAndJointVenturesDueToChangesOfShareOfOtherCapitalReserveOfEquityMethodInvestees |
| 1239 |
Dividends |
Concept (Monetary) |
For Period |
Credit |
hnp:DecreaseOfInvestmentsInAssociatesAndJointVenturesDueToDividends |
| 1240 |
Elimination of unrealized profits on transactions with equity-method investees |
Concept (Monetary) |
For Period |
Credit |
hnp:DecreaseOfInvestmentsInAssociatesAndJointVenturesDueToEliminationOfUnrealizedProfitsOnTransactionsWithEquityMethodInvestees |
| 1241 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentAccountedForUsingEquityMethod |
| 1242 |
40801 - Disclosure - Investments in associates and joint ventures (Basic information of material associates and joint ventures) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVenturesBasicInformationOfMaterialAssociatesAndJointVenturesDetail |
| 1243 |
Summarized financial information of investments in associates and joint ventures [table] |
Table |
* |
* |
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesTable |
| 1244 |
Investments accounted for using equity method [axis] |
Axis |
|
|
hnp:InvestmentsAccountedForUsingEquityMethodAxis |
| 1245 |
Investments accounted for using equity method [member] |
Member |
|
|
ifrs-full:InvestmentsAccountedForUsingEquityMethodMember |
| 1246 |
Associates [member] |
Member |
|
|
ifrs-full:AssociatesMember |
| 1247 |
SECL [member] |
Member |
|
|
hnp:ShenzhenEnergyCorporationLimitedMember |
| 1248 |
Hebei Hanfeng Power Generation Limited Liability Company ("Hanfeng Power") [member] |
Member |
|
|
hnp:HebeiHanfengPowerGenerationLimitedLiabilityCompanyMember |
| 1249 |
Huaneng Finance [member] |
Member |
|
|
hnp:ChinaHuanengFinanceCorporationLimitedMember |
| 1250 |
Huaneng Sichuan Hydropower Co., Ltd. ("Sichuan Hydropower") [member] |
Member |
|
|
hnp:HuanengSichuanHydropowerCoLtdMember |
| 1251 |
China Huaneng Group Fuel Co., Ltd. ("Huaneng Group Fuel Company") [member] |
Member |
|
|
hnp:ChinaHuanengGroupFuelCoLtdMember |
| 1252 |
Hainan Nuclear Power Limited Liability Company ("Hainan Nuclear") [member] |
Member |
|
|
hnp:HainanNuclearPowerCoLtdMember |
| 1253 |
Joint ventures [member] |
Member |
|
|
ifrs-full:JointVenturesMember |
| 1254 |
Shanghai Time Shipping Co., Ltd. ("Shanghai Time Shipping") [member] |
Member |
|
|
hnp:ShanghaiTimeShippingCoLtdMember |
| 1255 |
Jiangsu Nantong Power Generation Co., Ltd. ("Jiangsu Nantong Power") [member] |
Member |
|
|
hnp:JiangsuNantongPowerGenerationCoLtdMember |
| 1256 |
Summarized financial information of investments in associates and joint ventures [line items] |
LineItems |
|
|
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesLineItems |
| 1257 |
Country of incorporation |
Concept (Text/String) |
For Period |
|
ifrs-full:CountryOfIncorporation |
| 1258 |
Registered capital |
Concept (Monetary) |
As Of |
Credit |
hnp:RegisteredCapital |
| 1259 |
Business nature and scope of operation |
Concept (Text/String) |
For Period |
|
ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities |
| 1260 |
Percentage of equity interest held, Direct |
Concept (Percent) |
For Period |
|
hnp:ProportionOfOwnershipInterestInInvestmentsAccountedForUsingEquityMethodDirectly |
| 1261 |
Percentage of equity interest held, Indirect |
Concept (Percent) |
For Period |
|
hnp:ProportionOfOwnershipInterestInInvestmentsAccountedForUsingEquityMethodIndirectly |
| 1262 |
The fair value of the Company's shares |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FairValueOfInvestmentsInAssociatesWherePriceQuotationsPublished |
| 1263 |
40802 - Disclosure - Investments in associates and joint ventures (Summarized financial information of material associates) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVenturesSummarizedFinancialInformationOfMaterialAssociatesDetail |
| 1264 |
Summarized financial information of investments in associates and joint ventures [table] |
Table |
* |
* |
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesTable |
| 1265 |
Associates [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInAssociatesAxis |
| 1266 |
Entity's total for associates [member] |
Member |
|
|
ifrs-full:EntitysTotalForAssociatesMember |
| 1267 |
Sichuan Hydropower [member] |
Member |
|
|
hnp:HuanengSichuanHydropowerCoLtdMember |
| 1268 |
SECL [member] |
Member |
|
|
hnp:ShenzhenEnergyCorporationLimitedMember |
| 1269 |
Huaneng Finance [member] |
Member |
|
|
hnp:ChinaHuanengFinanceCorporationLimitedMember |
| 1270 |
Hanfeng Power [member] |
Member |
|
|
hnp:HebeiHanfengPowerGenerationLimitedLiabilityCompanyMember |
| 1271 |
Huaneng Group Fuel Company [member] |
Member |
|
|
hnp:ChinaHuanengGroupFuelCoLtdMember |
| 1272 |
Hainan Nuclear [member] |
Member |
|
|
hnp:HainanNuclearPowerCoLtdMember |
| 1273 |
Summarized financial information of investments in associates and joint ventures [line items] |
LineItems |
|
|
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesLineItems |
| 1274 |
Gross amounts of joint ventures' |
Abstract |
|
|
hnp:GrossAmountsOfAssociatesAbstract |
| 1275 |
Current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssets |
| 1276 |
Non-current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssets |
| 1277 |
Current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentLiabilities |
| 1278 |
Non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentLiabilities |
| 1279 |
Equity |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Equity |
| 1280 |
Equity attributable to shareholders |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:EquityAttributableToOwnersOfParent |
| 1281 |
Non-controlling interests |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncontrollingInterests |
| 1282 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 1283 |
Profit/(loss) from continuing operations attributable to shareholders |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossAttributableToOwnersOfParent |
| 1284 |
Other comprehensive (loss)/income attributable to shareholders |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:OtherComprehensiveIncomeAttributableToOwnersOfParent |
| 1285 |
Total comprehensive income/(loss) attributable to shareholders |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent |
| 1286 |
Dividend received from the associates |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DividendsReceivedFromAssociatesClassifiedAsInvestingActivities |
| 1287 |
Reconciled to the interests in the associates |
Abstract |
|
|
hnp:ReconciledToInterestsInAssociatesAbstract |
| 1288 |
Gross amounts of net assets attributable to shareholders of the associate |
Concept (Monetary) |
As Of |
Debit |
hnp:NetAssetsLiabilitiesAttributableToOwnersOfParent |
| 1289 |
The Company's effective interest |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestInAssociate |
| 1290 |
The Company's share of net assets attributable to shareholders of the associate |
Concept (Monetary) |
As Of |
Debit |
hnp:CompanysShareOfNetAssetsAttributableToShareholdersOfAssociatesAndJointVentures |
| 1291 |
Impact of adjustments |
Concept (Monetary) |
As Of |
Debit |
hnp:ImpactOfAdjustmentsToCompanysShareOfNetAssets |
| 1292 |
Carrying amount in the consolidated financial statements |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentsInAssociatesAccountedForUsingEquityMethod |
| 1293 |
40803 - Disclosure - Investments in associates and joint ventures (Summarized financial information of material joint ventures) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVenturesSummarizedFinancialInformationOfMaterialJointVenturesDetail |
| 1294 |
Summarized financial information of investments in associates and joint ventures [table] |
Table |
* |
* |
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesTable |
| 1295 |
Joint ventures [axis] |
Axis |
|
|
ifrs-full:JointVenturesAxis |
| 1296 |
Entity's total for joint ventures [member] |
Member |
|
|
ifrs-full:EntitysTotalForJointVenturesMember |
| 1297 |
Shanghai Time Shipping [member] |
Member |
|
|
hnp:ShanghaiTimeShippingCoLtdMember |
| 1298 |
Jiangsu Nantong Power [member] |
Member |
|
|
hnp:JiangsuNantongPowerGenerationCoLtdMember |
| 1299 |
Summarized financial information of investments in associates and joint ventures [line items] |
LineItems |
|
|
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesLineItems |
| 1300 |
Gross amounts of joint ventures' |
Abstract |
|
|
hnp:GrossAmountsOfJointVenturesAbstract |
| 1301 |
Current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssets |
| 1302 |
Non-current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssets |
| 1303 |
Current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentLiabilities |
| 1304 |
Non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentLiabilities |
| 1305 |
Equity |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:Equity |
| 1306 |
Included in the above assets and liabilities: |
Abstract |
|
|
hnp:IncludedInAboveAssetsAndLiabilitiesAbstract |
| 1307 |
Cash and cash equivalents |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CashAndCashEquivalents |
| 1308 |
Current financial liabilities (excluding trade and other payables and provisions) |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentFinancialLiabilitiesExcludingTradeAndOtherPayablesAndProvisions |
| 1309 |
Non-current financial liabilities (excluding trade and other payables and provisions) |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentFinancialLiabilitiesExcludingTradeAndOtherPayablesAndProvisions |
| 1310 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 1311 |
Profit/(loss) from continuing operations |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossFromContinuingOperations |
| 1312 |
Other comprehensive income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:OtherComprehensiveIncomeAttributableToOwnersOfParent |
| 1313 |
Total comprehensive income/(loss) |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncome |
| 1314 |
Dividend received in cash from the joint ventures |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DividendsReceivedFromJointVenturesClassifiedAsInvestingActivities |
| 1315 |
Included in the above profit/(loss): |
Abstract |
|
|
hnp:IncludedInAboveProfitAbstract |
| 1316 |
Depreciation and amortization |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:DepreciationAndAmortisationExpense |
| 1317 |
Interest income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromInterest |
| 1318 |
Interest expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:InterestExpense |
| 1319 |
Income tax expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxExpenseContinuingOperations |
| 1320 |
Reconciled to the interests in the joint ventures: |
Abstract |
|
|
hnp:ReconciledToInterestsInJointVenturesAbstract |
| 1321 |
Gross amounts of net assets |
Concept (Monetary) |
As Of |
Debit |
hnp:NetAssetsLiabilitiesAttributableToOwnersOfParent |
| 1322 |
The Company and its subsidiaries' effective interest |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestInJointVenture |
| 1323 |
The Company and its subsidiaries' share of net assets |
Concept (Monetary) |
As Of |
Debit |
hnp:CompanysShareOfNetAssetsAttributableToShareholdersOfAssociatesAndJointVentures |
| 1324 |
Impact of adjustments |
Concept (Monetary) |
As Of |
Debit |
hnp:ImpactOfAdjustmentsToCompanysShareOfNetAssets |
| 1325 |
Carrying amount in the consolidated financial statements |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentsInAssociatesAccountedForUsingEquityMethod |
| 1326 |
40804 - Disclosure - Investments in associates and joint ventures (Disclosure of aggregated information of individually immaterial associates and joint ventures) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInAssociatesAndJointVenturesDisclosureOfAggregatedInformationOfIndividuallyImmaterialAssociatesAndJointVenturesDetail |
| 1327 |
Summarized financial information of investments in associates and joint ventures [table] |
Table |
* |
* |
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesTable |
| 1328 |
Investments accounted for using equity method [axis] |
Axis |
|
|
hnp:InvestmentsAccountedForUsingEquityMethodAxis |
| 1329 |
Investments accounted for using equity method [member] |
Member |
|
|
ifrs-full:InvestmentsAccountedForUsingEquityMethodMember |
| 1330 |
Individually immaterial associates and joint ventures [member] |
Member |
|
|
hnp:IndividuallyImmaterialAssociatesAndJointVenturesMember |
| 1331 |
Summarized financial information of investments in associates and joint ventures [line items] |
LineItems |
|
|
hnp:SummarizedFinancialInformationOfInvestmentsInAssociatesAndJointVenturesLineItems |
| 1332 |
Aggregate carrying amount of individually immaterial associates and joint ventures in the consolidated financial statements |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:InvestmentsInAssociatesAccountedForUsingEquityMethod |
| 1333 |
Aggregate amounts of the Company and its subsidiaries' share of those associates and joint ventures |
Abstract |
|
|
hnp:AggregateAmountsOfCompanyAndItsSubsidiariesShareOfThoseAssociatesAndJointVenturesAbstract |
| 1334 |
Profit from continuing operations |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfProfitLossOfContinuingOperationsOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 1335 |
Total comprehensive income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 1336 |
Unrecognised further losses |
Concept (Monetary) |
As Of |
Credit |
hnp:CumulativeUnrecognisedShareOfLossesOfAssociatesAndJointVenturesAccountedForUsingEquityMethod |
| 1337 |
40900 - Disclosure - Investments in subsidiaries (Subsidiaries acquired through establishment or investment) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInSubsidiariesSubsidiariesAcquiredThroughEstablishmentOrInvestmentDetail |
| 1338 |
Disclosure of subsidiaries [table] |
Table |
* |
* |
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable |
| 1339 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 1340 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 1341 |
Huaneng International Power Fuel Limited Liability Company [member] |
Member |
|
|
hnp:HuanengInternationalPowerFuelLimitedLiabilityCompanyMember |
| 1342 |
Huaneng Shanghai Shidongkou Power Generation Limited Liability Company ("Shidongkou Power") [member] |
Member |
|
|
hnp:HuanengShanghaiShidongkouPowerGenerationLimitedLiabilityCompanyMember |
| 1343 |
Huaneng Nantong Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengNantongPowerGenerationLimitedLiabilityCompanyMember |
| 1344 |
Huaneng Yingkou Co-generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengYingkouCoGenerationLimitedLiabilityCompanyMember |
| 1345 |
Huaneng Hunan Xiangqi Hydropower Co., Ltd. [member] |
Member |
|
|
hnp:HuanengHunanXiangqiHydropowerCoLtdMember |
| 1346 |
Huaneng Zuoquan Coal-fired Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengZuoquanCoalFiredPowerGenerationLimitedLiabilityCompanyMember |
| 1347 |
Huaneng Kangbao Wind Power Utilization Limited Liability Company [member] |
Member |
|
|
hnp:HuanengKangbaoWindPowerUtilizationLimitedLiabilityCompanyMember |
| 1348 |
Huaneng Jiuquan Wind Power Generation Co., Ltd. ("Jiuquan Wind Power") [member] |
Member |
|
|
hnp:HuanengJiuquanWindPowerGenerationCoLtdMember |
| 1349 |
Huaneng Rudong Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengRudongWindPowerGenerationCoLtdMember |
| 1350 |
Huaneng Guangdong Haimen Port Limited Liability Company [member] |
Member |
|
|
hnp:HuanengGuangdongHaimenPortLimitedLiabilityCompanyMember |
| 1351 |
Huaneng Taicang Port Limited Liability Company [member] |
Member |
|
|
hnp:HuanengTaicangPortLimitedLiabilityCompanyMember |
| 1352 |
Huaneng Taicang Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengTaicangPowerGenerationCoLtdMember |
| 1353 |
Huaneng Huaiyin II Power Generation Limited Company [member] |
Member |
|
|
hnp:HuanengHuaiyinIiPowerLimitedCompanyMember |
| 1354 |
Huaneng Xindian Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengXindianPowerGenerationCoLtdMember |
| 1355 |
Huaneng Shanghai Combined Cycle Power Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShanghaiCombinedCyclePowerLimitedLiabilityCompanyMember |
| 1356 |
Huaneng Yumen Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengYumenWindPowerGenerationCoLtdMember |
| 1357 |
Huaneng Qingdao Co-generation Limited Company [member] |
Member |
|
|
hnp:HuanengQingdaoCoGenerationLimitedCompanyMember |
| 1358 |
Huaneng Tongxiang Combined Cycle Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengTongxiangCombinedCycleCoGenerationCoLtdMember |
| 1359 |
Huaneng Shantou Haimen Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShantouHaimenPowerGenerationLimitedLiabilityCompanyMember |
| 1360 |
Huaneng Chongqing Liangjiang Power Generation Limited Liability Company ("Liangjiang Power") [member] |
Member |
|
|
hnp:HuanengChongqingLiangjiangPowerGenerationLimitedLiabilityCompanyMember |
| 1361 |
Chongqing Huaqing Energy Co., Ltd. ("Huaqing Energy") [member] |
Member |
|
|
hnp:ChongqingHuaqingEnergyCoLtdMember |
| 1362 |
Huaneng Yunnan Fuyuan Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengYunnanFuyuanWindPowerGenerationCoLtdMember |
| 1363 |
Huaneng Guizhou Panzhou State City Wind Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengGuizhouPanzhouStateCityWindPowerCoLtdMember |
| 1364 |
Huaneng Jiangxi Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJiangxiCleanEnergyLimitedLiabilityCompanyMember |
| 1365 |
Huaneng Nanjing Combined Cycle Co-generation Co., Ltd. ("Nanjing Combined Cycle Co-generation") [member] |
Member |
|
|
hnp:HuanengNanjingCombinedCycleCoGenerationCoLtdMember |
| 1366 |
Huaneng Hunan Subaoding Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengHunanSubaodingWindPowerGenerationCoLtdMember |
| 1367 |
Huaneng Suixian Jieshan Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengSuixianJieshanWindPowerGenerationCoLtdMember |
| 1368 |
Huaneng Taiyuan Dongshan Combined Cycle Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengTaiyuanDongshanCombinedCycleCoGenerationCoLtdMember |
| 1369 |
Huaneng Xuzhou Tongshan Wind Power Generation Co., Ltd. ("Tongshan Wind Power") [member] |
Member |
|
|
hnp:HuanengXuzhouTongshanWindPowerGenerationCoLtdMember |
| 1370 |
Huaneng Nanjing Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengNanjingCoGenerationCoLtdMember |
| 1371 |
Huaneng Hunan Guidong Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengHunanGuidongWindPowerGenerationCoLtdMember |
| 1372 |
Huaneng Nanjing Luhe Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengNanjingLuheWindPowerGenerationCoLtdMember |
| 1373 |
Huaneng Luoyuan Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengLuoyuanPowerGenerationLimitedLiabilityCompanyMember |
| 1374 |
Huaneng Lingang (Tianjin) Gas Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengLingangTianjinGasCoGenerationCoLtdMember |
| 1375 |
Huaneng Lingang (Tianjin) Heat Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengLingangTianjinHeatCoGenerationCoLtdMember |
| 1376 |
Huaneng Anhui Huaining Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengAnhuiHuainingWindPowerGenerationCoLtdMember |
| 1377 |
Huaneng Mianchi Co-generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengMianchiCoGenerationLimitedLiabilityCompanyMember |
| 1378 |
Huaneng Yingkou Xianrendao Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengYingkouXianrendaoCoGenerationCoLtdMember |
| 1379 |
Huaneng Nanjing Xingang Comprehensive Energy Co., Ltd. [member] |
Member |
|
|
hnp:HuanengNanjingXingangComprehensiveEnergyCoLtdMember |
| 1380 |
Huaneng Changxing Photovoltaic Power Generation Limited Liability Company ("Changxing Photovoltaic Power") [member] |
Member |
|
|
hnp:HuanengChangxingPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1381 |
Huaneng Rudong Baxianjiao Offshore Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengRudongBaxianjiaoOffshoreWindPowerGenerationCoLtdMember |
| 1382 |
Huaneng Guilin Gas Distributed Energy Co., Ltd. [member] |
Member |
|
|
hnp:HuanengGuilinGasDistributedEnergyCoLtdMember |
| 1383 |
Huaneng (Dalian) Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengDalianCoGenerationCoLtdMember |
| 1384 |
Huaneng Zhongxiang Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengZhongxiangWindPowerGenerationCoLtdMember |
| 1385 |
Huaneng Guanyun Co-generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengGuanyunCoGenerationCoLtdMember |
| 1386 |
Huaneng International Power Hong Kong Limited Company [member] |
Member |
|
|
hnp:HuanengInternationalPowerHongKongLimitedCompanyMember |
| 1387 |
Tuas Power Generation Pte. Ltd. ("TPG") [member] |
Member |
|
|
hnp:TuasPowerGenerationPteLtdMember |
| 1388 |
TP Utilities Pte. Ltd. ("TPU") [member] |
Member |
|
|
hnp:TpUtilitiesPteLtdMember |
| 1389 |
TP-STM Water Resources Pte. Ltd. [member] |
Member |
|
|
hnp:TpStmWaterResourcesPteLtdMember |
| 1390 |
TP-STM Water Services Pte. Ltd. [member] |
Member |
|
|
hnp:TpStmWaterServicesPteLtdMember |
| 1391 |
Huaneng Shanxi Taihang Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShanxiTaihangPowerGenerationLimitedLiabilityCompanyMember |
| 1392 |
Huaneng Mianchi Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengMianchiCleanEnergyLimitedLiabilityCompanyMember |
| 1393 |
Huaneng Zhuolu Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengZhuoluCleanEnergyLimitedLiabilityCompanyMember |
| 1394 |
Huaneng Tongwei Wind Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengTongweiWindPowerGenerationLimitedLiabilityCompanyMember |
| 1395 |
Huaneng Yizheng Wind Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengYizhengWindPowerGenerationLimitedLiabilityCompanyMember |
| 1396 |
Huaneng Yancheng Dafeng New Energy Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengYanchengDafengNewEnergyPowerGenerationLimitedLiabilityCompanyMember |
| 1397 |
Huaneng Shanyin Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShanyinPowerGenerationLimitedLiabilityCompanyMember |
| 1398 |
Huaneng Wafangdian Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengWafangdianWindPowerGenerationCoLtdMember |
| 1399 |
Huaneng Jiangsu Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJiangsuEnergySalesLimitedLiabilityCompanyMember |
| 1400 |
Huaneng Liaoning Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengLiaoningEnergySalesLimitedLiabilityCompanyMember |
| 1401 |
Huaneng Guangdong Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengGuangdongEnergySalesLimitedLiabilityCompanyMember |
| 1402 |
Huaneng Suizhou Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengSuizhouPowerGenerationLimitedLiabilityCompanyMember |
| 1403 |
Huaneng Changle Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChanglePhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1404 |
Huaneng Longyan Wind Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengLongyanWindPowerGenerationLimitedLiabilityCompanyMember |
| 1405 |
Huaneng Dandong Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengDandongPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1406 |
Huaneng Dongguan Combined Cycle Co-generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengDongguanCombinedCycleCoGenerationLimitedLiabilityCompanyMember |
| 1407 |
Huaneng Chongqing Fengjie Wind Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChongqingFengjieWindPowerGenerationLimitedLiabilityCompanyMember |
| 1408 |
Huaneng Jingxing Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJingxingPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1409 |
Huaneng Shanxi Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShanxiEnergySalesLimitedLiabilityCompanyMember |
| 1410 |
Huaneng Chongqing Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChongqingEnergySalesLimitedLiabilityCompanyMember |
| 1411 |
Huaneng Chongqing Luohuang Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChongqingLuohuangEnergySalesLimitedLiabilityCompanyMember |
| 1412 |
Huaneng Chongqing Tongliang Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChongqingTongliangEnergySalesLimitedLiabilityCompanyMember |
| 1413 |
Huaneng Hunan Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHunanEnergySalesLimitedLiabilityCompanyMember |
| 1414 |
Huaneng Jiangxi Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJiangxiEnergySalesLimitedLiabilityCompanyMember |
| 1415 |
Huaneng Hebei Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHebeiEnergySalesLimitedLiabilityCompanyMember |
| 1416 |
Huaneng Henan Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHenanEnergySalesLimitedLiabilityCompanyMember |
| 1417 |
Huaneng Handan Heating Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHandanHeatingLimitedLiabilityCompanyMember |
| 1418 |
Huaneng (Huzhou Development Zone) Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHuzhouDevelopmentZonePhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1419 |
Huaneng Fujian Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengFujianEnergySalesLimitedLiabilityCompanyMember |
| 1420 |
Huaneng Hubei Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHubeiEnergySalesLimitedLiabilityCompanyMember |
| 1421 |
Huaneng (Sanming) Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengSanmingCleanEnergyLimitedLiabilityCompanyMember |
| 1422 |
Huaneng Yueyang Xingang Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengYueyangXingangPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1423 |
Huaneng Shanghai Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShanghaiEnergySalesLimitedLiabilityCompanyMember |
| 1424 |
Huaneng Anhui Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengAnhuiEnergySalesLimitedLiabilityCompanyMember |
| 1425 |
Huaneng (Shanghai) Power Maintenance Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShanghaiPowerMaintenanceLimitedLiabilityCompanyMember |
| 1426 |
Huaneng Guanyun Clean Energy Power Limited Liability Company [member] |
Member |
|
|
hnp:HuanengGuanyunCleanEnergyPowerLimitedLiabilityCompanyMember |
| 1427 |
Huaneng Jianchang Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJianchangPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1428 |
Huaneng Chaoyang Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChaoyangPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1429 |
Huaneng (Luoyuan) Port Limited Company [member] |
Member |
|
|
hnp:HuanengLuoyuanPortLimitedCompanyMember |
| 1430 |
Huaneng Shijiazhuang Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShijiazhuangEnergyLimitedLiabilityCompanyMember |
| 1431 |
Huaneng Jiangyin Combined Cycle Co-generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJiangyinCombinedCycleCoGenerationLimitedLiabilityCompanyMember |
| 1432 |
Huaneng Anyang Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengAnyangEnergyLimitedLiabilityCompanyMember |
| 1433 |
Huaneng Shanxi Comprehensive Energy Limited Liability Company ("Shanxi Comprehensive Energy") [member] |
Member |
|
|
hnp:HuanengShanxiComprehensiveEnergyLimitedLiabilityCompanyMember |
| 1434 |
Huaneng Zhanhua Photovoltaic Power Generation Limited Company ("Zhanhua Photovoltaic Company") [member] |
Member |
|
|
hnp:HuanengZhanhuaPhotovoltaicPowerGenerationLimitedCompanyMember |
| 1435 |
Huaneng Weishan New Energy Limited Company ("Weishan New Energy") [member] |
Member |
|
|
hnp:HuanengWeishanNewEnergyLimitedCompanyMember |
| 1436 |
Huaneng Ruyi (Helan) New Energy Limited Company ("Helan New Energy") [member] |
Member |
|
|
hnp:HuanengRuyiHelanNewEnergyLimitedCompanyMember |
| 1437 |
Huaneng Dezhou New Energy Limited Company [member] |
Member |
|
|
hnp:HuanengDezhouNewEnergyLimitedCompanyMember |
| 1438 |
Zhaodong Huaneng Dechang Solar Power Generation Limited Company [member] |
Member |
|
|
hnp:ZhaodongHuanengDechangSolarPowerGenerationLimitedCompanyMember |
| 1439 |
Daqing Huaneng Shuangyu Solar Power Generation Limited Company [member] |
Member |
|
|
hnp:DaqingHuanengShuangyuSolarPowerGenerationLimitedCompanyMember |
| 1440 |
Huaneng Mingguang Wind Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengMingguangWindPowerGenerationLimitedLiabilityCompanyMember |
| 1441 |
Huaneng Guangxi Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengGuangxiEnergySalesLimitedLiabilityCompanyMember |
| 1442 |
Huaneng Ruzhou Clean Energy Limited Liability Company ("Ruzhou Clean Energy") [member] |
Member |
|
|
hnp:HuanengRuzhouCleanEnergyLimitedLiabilityCompanyMember |
| 1443 |
Huaneng Hunan Lianping Wind Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHunanLianpingWindPowerGenerationLimitedLiabilityCompanyMember |
| 1444 |
Huaneng Abagaqi Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengAbagaqiCleanEnergyLimitedLiabilityCompanyMember |
| 1445 |
Huaneng Jiashan Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengJiashanPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1446 |
Huaneng Zhejiang Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengZhejiangEnergySalesLimitedLiabilityCompanyMember |
| 1447 |
Huaneng Guangdong Shantou Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengGuangdongShantouPowerGenerationLimitedLiabilityCompanyMember |
| 1448 |
Huaneng Shantou Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengShantouPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1449 |
Huaneng Guigang Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengGuigangCleanEnergyLimitedLiabilityCompanyMember |
| 1450 |
Huaneng Changxing Jiapu Photovoltaic Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengChangxingJiapuPhotovoltaicPowerGenerationLimitedLiabilityCompanyMember |
| 1451 |
Huaneng Hainan Energy Sales Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHainanEnergySalesLimitedLiabilityCompanyMember |
| 1452 |
Huaneng Yangpu Co-generation Limited Company [member] |
Member |
|
|
hnp:HuanengYangpuCoGenerationLimitedCompanyMember |
| 1453 |
Huaneng Zhejiang Pinghu Offshore Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengZhejiangPinghuOffshoreWindPowerGenerationCoLtdMember |
| 1454 |
Huaneng Liaoning Clean Energy Limited Liability Company ("Liaoning Clean Energy") [member] |
Member |
|
|
hnp:HuanengLiaoningCleanEnergyLimitedLiabilityCompanyMember |
| 1455 |
Jiangsu Huaneng Zhongyang New Energy Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:JiangsuHuanengZhongyangNewEnergyPowerGenerationCoLtdMember |
| 1456 |
Huaneng Henan Puyang Clean Energy Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHenanPuyangCleanEnergyLimitedLiabilityCompanyMember |
| 1457 |
Huaneng Guizhou Energy Sales Co., Ltd. [member] |
Member |
|
|
hnp:HuanengGuizhouEnergySalesCoLtdMember |
| 1458 |
Huaneng Guangdong Shantou Offshore Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengGuangdongShantouOffshoreWindPowerGenerationCoLtdMember |
| 1459 |
Jiyuan Huaneng Energy Sales Co., Ltd. [member] |
Member |
|
|
hnp:JiyuanHuanengEnergySalesCoLtdMember |
| 1460 |
Huaneng Zhenlai Photovoltaic Power Generation Co., Ltd. ("Zhenlai Photovoltaic Power") [member] |
Member |
|
|
hnp:HuanengZhenlaiPhotovoltaicPowerGenerationCoLtdMember |
| 1461 |
Huaneng Yushe Poverty Relief Energy Co., Ltd. [member] |
Member |
|
|
hnp:HuanengYushePovertyReliefEnergyCoLtdMember |
| 1462 |
Huaneng Anhui Mengcheng Wind Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengAnhuiMengchengWindPowerCoLtdMember |
| 1463 |
Huaneng Anshun Comprehensive Energy Co., Ltd. [member] |
Member |
|
|
hnp:HuanengAnshunComprehensiveEnergyCoLtdMember |
| 1464 |
Huaneng Shengdong Rudong Offshore Wind Power Co., Ltd. ("Huaneng Shengdong Rudong") [member] |
Member |
|
|
hnp:HuanengShengdongRudongOffshoreWindPowerCoLtdMember |
| 1465 |
Huaneng Zhejiang Cangnan Offshore Wind Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengZhejiangCangnanOffshoreWindPowerCoLtdMember |
| 1466 |
Huaneng Zhejiang Ruian Offshore Wind Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengZhejiangRuianOffshoreWindPowerCoLtdMember |
| 1467 |
Shengdong Rudong Offshore Wind Power Co., Ltd. ("Shengdong Rudong Offshore Wind Power") [member] |
Member |
|
|
hnp:ShengdongRudongOffshoreWindPowerCoLtdMember |
| 1468 |
Disclosure of subsidiaries [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems |
| 1469 |
Country of incorporation |
Concept (Text/String) |
For Period |
|
ifrs-full:CountryOfIncorporationOrResidenceOfSubsidiary |
| 1470 |
Type of interest held |
Concept (Text/String) |
For Period |
|
hnp:TypeOfInterestHeld |
| 1471 |
Registered capital |
Concept (Monetary) |
As Of |
Credit |
hnp:RegisteredCapital |
| 1472 |
Registered capital |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesIssued |
| 1473 |
Business nature and scope of operations |
Concept (Text/String) |
For Period |
|
ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities |
| 1474 |
Percentage of equity interest held, Interest |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestInSubsidiary |
| 1475 |
Percentage of equity interest held, Voting |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfVotingPowerHeldInSubsidiary |
| 1476 |
40901 - Disclosure - Investments in subsidiaries (Subsidiaries acquired from business combinations under common control) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInSubsidiariesSubsidiariesAcquiredFromBusinessCombinationsUnderCommonControlDetail |
| 1477 |
Disclosure of subsidiaries [table] |
Table |
* |
* |
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable |
| 1478 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 1479 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 1480 |
Huaneng (Suzhou Industrial Park) Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengSuzhouIndustrialParkPowerGenerationCoLtdMember |
| 1481 |
Huaneng Qinbei Power Generation Co., Ltd. ("Qinbei Power") [member] |
Member |
|
|
hnp:HuanengQinbeiPowerGenerationCoLtdMember |
| 1482 |
Huaneng Yushe Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengYushePowerGenerationCoLtdMember |
| 1483 |
Huaneng Hunan Yueyang Power Generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengHunanYueyangPowerGenerationLimitedLiabilityCompanyMember |
| 1484 |
Huaneng Chongqing Luohuang Power Generation Limited Liability Company ("Luohuang Power") [member] |
Member |
|
|
hnp:LuohuangPowerCompanyMember |
| 1485 |
Huaneng Pingliang Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengPingliangPowerGenerationCoLtdMember |
| 1486 |
Huaneng Nanjing Jinling Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:JinlingPowerCompanyMember |
| 1487 |
Huaneng Qidong Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengQidongWindPowerGenerationCoLtdMember |
| 1488 |
Tianjin Huaneng Yangliuqing Co-generation Limited Liability Company ("Yangliuqing Co-generation") [member] |
Member |
|
|
hnp:TianjinHuanengYangliuqingCoGenerationLimitedLiabilityCompanyMember |
| 1489 |
Huaneng Beijing Co-generation Limited Liability Company ("Beijing Co-generation") [member] |
Member |
|
|
hnp:HuanengBeijingCoGenerationLimitedLiabilityCompanyMember |
| 1490 |
Huaneng Wuhan Power Generation Co., Ltd. ("Wuhan Power") [member] |
Member |
|
|
hnp:HuanengWuhanPowerGenerationCoLtdMember |
| 1491 |
Huaneng Anyuan Power Generation Co., Ltd. ("Anyuan Power") [member] |
Member |
|
|
hnp:HuanengAnyuanPowerGenerationCoLtdMember |
| 1492 |
Huaneng Hualiangting Hydropower Co., Ltd. ("Hualiangting Hydropower") [member] |
Member |
|
|
hnp:HuanengHualiangtingHydropowerCoLtdMember |
| 1493 |
Huaneng Chaohu Power Generation Co., Ltd. ("Chaohu Power") [member] |
Member |
|
|
hnp:HuanengChaohuPowerGenerationCoLtdMember |
| 1494 |
Huaneng Jingmen Thermal Power Co., Ltd. ("Jingmen Thermal Power") [member] |
Member |
|
|
hnp:HuanengJingmenThermalPowerCoLtdMember |
| 1495 |
Enshi Qingjiang Dalongtan Hydropower Development Co., Ltd. ("Dalongtan Hydropower") [member] |
Member |
|
|
hnp:EnshiQingjiangDalongtanHydropowerDevelopmentCoLtdMember |
| 1496 |
Huaneng Suzhou Thermal Power Co., Ltd. ("Suzhou Thermal Power") [member] |
Member |
|
|
hnp:HuanengSuzhouThermalPowerCoLtdMember |
| 1497 |
Huaneng Hainan Power Generation Limited Company ("Hainan Power") [member] |
Member |
|
|
hnp:HuanengHainanPowerIncMember |
| 1498 |
Huaneng Ruijin Power Generation Co., Ltd. ("Ruijin Power Generation") [member] |
Member |
|
|
hnp:HuanengRuijinPowerGenerationCoLtdMember |
| 1499 |
Huaneng Yingcheng Thermal Power Co., Ltd. ("Yingcheng Thermal Power") [member] |
Member |
|
|
hnp:HuanengYingchengThermalPowerCoLtdMember |
| 1500 |
Huaneng Heilongjiang Power Generation Limited Company ("Heilongjiang Power") [member] |
Member |
|
|
hnp:HuanengHeilongjiangPowerGenerationLimitedCompanyMember |
| 1501 |
Huaneng Hegang Power Generation Limited Company ("Hegang Power") [member] |
Member |
|
|
hnp:HuanengHegangPowerGenerationLimitedCompanyMember |
| 1502 |
Huaneng Xinhua Power Generation Limited Liability Company ("Xinhua Power") [member] |
Member |
|
|
hnp:HuanengXinhuaPowerGenerationLimitedLiabilityCompanyMember |
| 1503 |
Huaneng Tongjiang Wind Power Generation Limited Company ("Tongjiang Wind Power") [member] |
Member |
|
|
hnp:HuanengTongjiangWindPowerGenerationLimitedCompanyMember |
| 1504 |
Huaneng Daqing Thermal Power Limited Company ("Daqing Thermal Power") [member] |
Member |
|
|
hnp:HuanengDaqingThermalPowerLimitedCompanyMember |
| 1505 |
Daqing Lvyuan Wind Power Generation Limited Company ("Lvyuan Wind Power") [member] |
Member |
|
|
hnp:DaqingLvyuanWindPowerGenerationLimitedCompanyMember |
| 1506 |
Huaneng Yichun Thermal Power Limited Company ("Yichun Thermal Power") [member] |
Member |
|
|
hnp:HuanengYichunThermalPowerLimitedCompanyMember |
| 1507 |
Huaneng Heilongjiang Energy Sales Limited Company ("Heilongjiang Energy Sales") [member] |
Member |
|
|
hnp:HuanengHeilongjiangEnergySalesLimitedCompanyMember |
| 1508 |
Zhaodong Huaneng Thermal Power Limited Company ("Zhaodong Thermal Power") [member] |
Member |
|
|
hnp:ZhaodongHuanengThermalPowerLimitedCompanyMember |
| 1509 |
Huaneng Jilin Power Generation Limited Company ("Jilin Power") [member] |
Member |
|
|
hnp:HuanengJilinPowerGenerationLimitedCompanyMember |
| 1510 |
Huaneng Linjiang Jubao Hydropower Limited Company ("Jubao Hydropower") [member] |
Member |
|
|
hnp:HuanengLinjiangJubaoHydropowerLimitedCompanyMember |
| 1511 |
Huaneng Jilin Energy Sales Limited Company ("Jilin Energy Sales") [member] |
Member |
|
|
hnp:HuanengJilinEnergySalesLimitedCompanyMember |
| 1512 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 1513 |
Huaneng Jining New Energy Limited Company ("Jining New Energy") [member] |
Member |
|
|
hnp:HuanengJiningNewEnergyLimitedCompanyMember |
| 1514 |
Huaneng Zibo Boshan Photovoltaic Power Limited Company ("Zibo Photovoltaic") [member] |
Member |
|
|
hnp:HuanengZiboBoshanPhotovoltaicPowerLimitedCompanyMember |
| 1515 |
Huaneng Rizhao Thermal Power Limited Company ("Rizhao Thermal Power") [member] |
Member |
|
|
hnp:HuanengRizhaoThermalPowerLimitedCompanyMember |
| 1516 |
Huaneng Laiwu New Energy Limited Company ("Laiwu New Energy") [member] |
Member |
|
|
hnp:HuanengLaiwuNewEnergyLimitedCompanyMember |
| 1517 |
Huaneng Shandong Sishui New Energy Limited Company ("Sishui New Energy") [member] |
Member |
|
|
hnp:HuanengShandongSishuiNewEnergyLimitedCompanyMember |
| 1518 |
Huaneng Shandong Electric And Thermal Power Marketing Limited Company ("Shandong Power Marketing") [member] |
Member |
|
|
hnp:HuanengShandongElectricAndThermalPowerMarketingLimitedCompanyMember |
| 1519 |
Huaneng Shandong Information Technology Limited Company ("Shandong Power Information Company") [member] |
Member |
|
|
hnp:HuanengShandongInformationTechnologyLimitedCompanyMember |
| 1520 |
Huaneng Zhanhua New Energy Limited Company ("Zhanhua New Energy") [member] |
Member |
|
|
hnp:HuanengZhanhuaNewEnergyLimitedCompanyMember |
| 1521 |
Huaneng Weihai Port Photovoltaic Power Generation Limited Company ("Port Photovoltaic") [member] |
Member |
|
|
hnp:HuanengWeihaiPortPhotovoltaicPowerGenerationLimitedCompanyMember |
| 1522 |
Huaneng Jinan Huangtai Power Limited Company ("Huangtai Power") [member] |
Member |
|
|
hnp:HuanengJinanHuangtaiPowerLimitedCompanyMember |
| 1523 |
Huaneng Dezhou Thermal Power Limited Company ("Dezhou Thermal Power") [member] |
Member |
|
|
hnp:HuanengDezhouThermalPowerLimitedCompanyMember |
| 1524 |
Huaneng Dongying New Energy Limited Company ("Dongying New Energy") [member] |
Member |
|
|
hnp:HuanengDongyingNewEnergyLimitedCompanyMember |
| 1525 |
Huaneng Shandong Power Generation Maintenance Technology Limited Company ("Shandong Maintenance Company") [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationMaintenanceTechnologyLimitedCompanyMember |
| 1526 |
Huaneng Shandong Electric Power Fuel Limited Company ("Shandong Fuel Company") [member] |
Member |
|
|
hnp:HuanengShandongElectricPowerFuelLimitedCompanyMember |
| 1527 |
Shandong Rizhao Power Generation Limited Company ("Rizhao Power") [member] |
Member |
|
|
hnp:ShandongRizhaoPowerGenerationLimitedCompanyMember |
| 1528 |
Huaneng Laiwu Power Generation Limited Company ("Laiwu Power") [member] |
Member |
|
|
hnp:HuanengLaiwuPowerGenerationLimitedCompanyMember |
| 1529 |
Huaneng Shandong Ruyi Coal Power Limited Company ("Ruyi Coal Power") [member] |
Member |
|
|
hnp:HuanengShandongRuyiCoalPowerLimitedCompanyMember |
| 1530 |
Huaneng Jiaxiang Power Generation Limited Company ("Jiaxiang Power") [member] |
Member |
|
|
hnp:HuanengJiaxiangPowerGenerationLimitedCompanyMember |
| 1531 |
Huaneng Qufu Co-generation Limited Company ("Qufu Co-generation") [member] |
Member |
|
|
hnp:HuanengQufuCoGenerationLimitedCompanyMember |
| 1532 |
Huaneng Jining Hi-Tech Zone Co-generation Limited Company ("Jining Co-generation") [member] |
Member |
|
|
hnp:HuanengJiningHiTechZoneCoGenerationLimitedCompanyMember |
| 1533 |
Huaneng Shandong (Hong Kong) Investment Limited Company ("Hong Kong Investment") [member] |
Member |
|
|
hnp:HuanengShandongHongKongInvestmentLimitedCompanyMember |
| 1534 |
Shandong Silk Road International Power Limited Company ("Shandong Silk Road") [member] |
Member |
|
|
hnp:ShandongSilkRoadInternationalPowerLimitedCompanyMember |
| 1535 |
Shandong Changdao Wind Power Generation Limited Liability Company ("Changdao Wind Power") [member] |
Member |
|
|
hnp:ShandongChangdaoWindPowerGenerationLimitedLiabilityCompanyMember |
| 1536 |
Huaneng Rongcheng New Energy Co., Ltd. ("Rongcheng New Energy") [member] |
Member |
|
|
hnp:HuanengRongchengNewEnergyCoLtdMember |
| 1537 |
Huaneng Jining Yunhe Power Generation Co., Ltd. ("Yunhe Power") [member] |
Member |
|
|
hnp:HuanengJiningYunhePowerGenerationCoLtdMember |
| 1538 |
Huaneng Linyi Power Generation Limited Company ("Linyi Power") [member] |
Member |
|
|
hnp:HuanengLinyiPowerGenerationLimitedCompanyMember |
| 1539 |
Liaocheng Changrun National Electric Heating Limited Company ("Liaocheng Changrun") [member] |
Member |
|
|
hnp:LiaochengChangrunNationalElectricHeatingLimitedCompanyMember |
| 1540 |
Linyi Lantian Thermal Power Limited Company ("Lantian Thermal Power") [member] |
Member |
|
|
hnp:LinyiLantianThermalPowerLimitedCompanyMember |
| 1541 |
Yantai 500 Heating Limited Company ("Yantai 500") [member] |
Member |
|
|
hnp:Yantai500HeatingLimitedCompanyMember |
| 1542 |
Huaneng Liaocheng Co-generation Limited Company ("Liaocheng Co-generation) [member] |
Member |
|
|
hnp:HuanengLiaochengCoGenerationLimitedCompanyMember |
| 1543 |
Huaneng Henan Zhongyuan Gas Power Generation Co., Ltd. ("Zhongyuan Gas") [member] |
Member |
|
|
hnp:HuanengHenanZhongyuanGasPowerGenerationLimitedCompanyMember |
| 1544 |
Shandong Huaneng Liaocheng Thermal Power Co., Ltd. ("Shandong Liaocheng Thermal Power") [member] |
Member |
|
|
hnp:ShandongHuanengLiaochengThermalPowerCoLtdMember |
| 1545 |
Shandong Huaneng Laiwu Thermal Power Co., Ltd. ("Shandong Laiwu Thermal Power") [member] |
Member |
|
|
hnp:ShandongHuanengLaiwuThermalPowerCoLtdMember |
| 1546 |
Shandong Huaneng Laizhou Wind Power Generation Co., Ltd. ("Laizhou Wind Power") [member] |
Member |
|
|
hnp:ShandongHuanengLaizhouWindPowerGenerationCoLtdMember |
| 1547 |
Disclosure of subsidiaries [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems |
| 1548 |
Country of incorporation |
Concept (Text/String) |
For Period |
|
ifrs-full:CountryOfIncorporationOrResidenceOfSubsidiary |
| 1549 |
Type of interest held |
Concept (Text/String) |
For Period |
|
hnp:TypeOfInterestHeld |
| 1550 |
Registered capital |
Concept (Monetary) |
As Of |
Credit |
hnp:RegisteredCapital |
| 1551 |
Registered capital |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesIssued |
| 1552 |
Business nature and scope of operation |
Concept (Text/String) |
For Period |
|
ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities |
| 1553 |
Percentage of equity interest held, Interest |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestInSubsidiary |
| 1554 |
Percentage of equity interest held, Voting |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfVotingPowerHeldInSubsidiary |
| 1555 |
40902 - Disclosure - Investments in subsidiaries (Subsidiaries acquired from business combinations not under common control) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInSubsidiariesSubsidiariesAcquiredFromBusinessCombinationsNotUnderCommonControlDetail |
| 1556 |
Disclosure of subsidiaries [table] |
Table |
* |
* |
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable |
| 1557 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 1558 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 1559 |
Huaneng Weihai Power Generation Limited Liability Company ("Weihai Power") [member] |
Member |
|
|
hnp:HuanengWeihaiPowerGenerationLimitedLiabilityCompanyMember |
| 1560 |
Huaneng Huaiyin Power Generation Limited Company [member] |
Member |
|
|
hnp:HuanengHuaiyinPowerGenerationLimitedCompanyMember |
| 1561 |
Huade County Daditaihong Wind Power Utilization Limited Liability Company [member] |
Member |
|
|
hnp:HuadeCountyDaditaihongWindPowerUtilizationLimitedLiabilityCompanyMember |
| 1562 |
Huaneng Zhanhua Co-generation Limited Company [member] |
Member |
|
|
hnp:HuanengZhanhuaCoGenerationLimitedCompanyMember |
| 1563 |
Shandong Hualu Sea Transportation Limited Company [member] |
Member |
|
|
hnp:ShandongHualuSeaTransportationLimitedCompanyMember |
| 1564 |
Huaneng Qingdao Port Limited Company [member] |
Member |
|
|
hnp:HuanengQingdaoPortLimitedCompanyMember |
| 1565 |
Huaneng Yunnan Diandong Energy Limited Liability Company ("Diandong Energy") [member] |
Member |
|
|
hnp:HuanengYunnanDiandongEnergyLimitedLiabilityCompanyMember |
| 1566 |
Yunnan Diandong Yuwang Energy Limited Company ("Diandong Yuwang") [member] |
Member |
|
|
hnp:YunnanDiandongYuwangEnergyLimitedCompanyMember |
| 1567 |
Huaneng Luoyang Co-generation Limited Liability Company [member] |
Member |
|
|
hnp:HuanengLuoyangCoGenerationLimitedLiabilityCompanyMember |
| 1568 |
Huaneng Zhumadian Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengZhumadianWindPowerGenerationCoLtdMember |
| 1569 |
SinoSing Power [member] |
Member |
|
|
hnp:SinosingPowerMember |
| 1570 |
Tuas Power [member] |
Member |
|
|
hnp:TuasPowerMember |
| 1571 |
Tuas Power Supply Pte. Ltd. [member] |
Member |
|
|
hnp:TuasPowerSupplyPteLtdMember |
| 1572 |
TP Asset Management Pte. Ltd. [member] |
Member |
|
|
hnp:TpAssetManagementPteLtdMember |
| 1573 |
TPGS Green Energy Pte. Ltd. [member] |
Member |
|
|
hnp:TpgsGreenEnergyPteLtdMember |
| 1574 |
Luoyang Yangguang Co-generation Limited Liability Company ("Yangguang Co-generation") [member] |
Member |
|
|
hnp:LuoyangYangguangCogenerationLimitedLiabilityCompanyMember |
| 1575 |
Shanxi Xiaoyi Economic Development Zone Huaneng Energy Service Co., Ltd. ("Shanxi Xiaoyi Energy") [member] |
Member |
|
|
hnp:ShanxiXiaoyiEconomicDevelopmentZoneHuanengEnergyServiceCoLtdMember |
| 1576 |
Ruzhou Xuji Wind Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:RuzhouXujiWindPowerGenerationLiabilityCompanyMember |
| 1577 |
Hong Kong Energy (Note 41) [member] |
Member |
|
|
hnp:HuanengShandongRuyiHongKongEnergyCoLtdMember |
| 1578 |
Ruyi Pakistan Energy (Note 41) [member] |
Member |
|
|
hnp:HuanengShandongRuyiPakistanEnergyPrivateCoLtdMember |
| 1579 |
Shandong Huatai Electric Power Operation & Maintenance (Private) Co., Ltd.("Huatai Power") (Note 41) [member] |
Member |
|
|
hnp:ShandongHuataiElectricPowerOperationMaintenancePrivateCoLtdMember |
| 1580 |
Disclosure of subsidiaries [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems |
| 1581 |
Country of incorporation |
Concept (Text/String) |
For Period |
|
ifrs-full:CountryOfIncorporationOrResidenceOfSubsidiary |
| 1582 |
Type of interest held |
Concept (Text/String) |
For Period |
|
hnp:TypeOfInterestHeld |
| 1583 |
Registered capital |
Concept (Monetary) |
As Of |
Credit |
hnp:RegisteredCapital |
| 1584 |
Registered capital |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesIssued |
| 1585 |
Business nature and scope of operation |
Concept (Text/String) |
For Period |
|
ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities |
| 1586 |
Percentage of equity interest held, Interest |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestInSubsidiary |
| 1587 |
Percentage of equity interest held, Voting |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfVotingPowerHeldInSubsidiary |
| 1588 |
40903 - Disclosure - Investments in subsidiaries (Detail information of equity interests held) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InvestmentsInSubsidiariesDetailInformationOfEquityInterestsHeldDetail |
| 1589 |
Disclosure of subsidiaries [table] |
Table |
* |
* |
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable |
| 1590 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 1591 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 1592 |
Huaqing Energy [member] |
Member |
|
|
hnp:ChongqingHuaqingEnergyCoLtdMember |
| 1593 |
Nanjing Combined Cycle Co-generation [member] |
Member |
|
|
hnp:HuanengNanjingCombinedCycleCoGenerationCoLtdMember |
| 1594 |
Zhanhua Photovoltaic Company [member] |
Member |
|
|
hnp:HuanengZhanhuaPhotovoltaicPowerGenerationLimitedCompanyMember |
| 1595 |
Ruyi Coal Power [member] |
Member |
|
|
hnp:HuanengShandongRuyiCoalPowerLimitedCompanyMember |
| 1596 |
Shandong Fuel Company [member] |
Member |
|
|
hnp:HuanengShandongElectricPowerFuelLimitedCompanyMember |
| 1597 |
Shandong Maintenance Company [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationMaintenanceTechnologyLimitedCompanyMember |
| 1598 |
Rizhao Power [member] |
Member |
|
|
hnp:ShandongRizhaoPowerGenerationLimitedCompanyMember |
| 1599 |
Laiwu power [member] |
Member |
|
|
hnp:HuanengLaiwuPowerLimitedCompanyMember |
| 1600 |
Beijing Co-generation [member] |
Member |
|
|
hnp:HuanengBeijingCoGenerationLimitedLiabilityCompanyMember |
| 1601 |
Chaohu Power [member] |
Member |
|
|
hnp:HuanengChaohuPowerGenerationCoLtdMember |
| 1602 |
Shanxi Xiaoyi Energy [member] |
Member |
|
|
hnp:ShanxiXiaoyiEconomicDevelopmentZoneHuanengEnergyServiceCoLtdMember |
| 1603 |
Shareholders [axis] |
Axis |
|
|
hnp:ShareholdersAxis |
| 1604 |
Shareholders [member] |
Member |
|
|
hnp:ShareholdersMember |
| 1605 |
Liangjiang Power [member] |
Member |
|
|
hnp:HuanengChongqingLiangjiangPowerGenerationLimitedLiabilityCompanyMember |
| 1606 |
Shareholder one [member] |
Member |
|
|
hnp:ShareholderOneMember |
| 1607 |
Shareholder two [member] |
Member |
|
|
hnp:ShareholderTwoMember |
| 1608 |
Zhanhua New Energy [member] |
Member |
|
|
hnp:HuanengZhanhuaNewEnergyLimitedCompanyMember |
| 1609 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 1610 |
Shareholder three [member] |
Member |
|
|
hnp:ShareholderThreeMember |
| 1611 |
Shareholder four [member] |
Member |
|
|
hnp:ShareholderFourMember |
| 1612 |
Disclosure of subsidiaries [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems |
| 1613 |
Percentage of interests held by the Company |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestInSubsidiary |
| 1614 |
Proportion of ownership interests held by non-controlling interests |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests |
| 1615 |
Percentage of interests directly held by the Company |
Concept (Percent) |
For Period |
|
hnp:ProportionOfOwnershipInterestsInSubsidiaryDirectly |
| 1616 |
Percentage of interests indirectly held by the Company |
Concept (Percent) |
For Period |
|
hnp:ProportionOfOwnershipInterestsInSubsidiaryIndirectly |
| 1617 |
Percentage of voting rights acquired through supplemental agreements |
Concept (Percent) |
For Period |
|
hnp:PercentageOfVotingRightsAcquiredThroughSupplementalAgreements |
| 1618 |
41000 - Disclosure - Other equity instrument investments (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentInvestmentsDetail |
| 1619 |
Other equity instrument investments [table] |
Table |
* |
* |
ifrs-full:DisclosureOfFairValueOfInvestmentsInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeTable |
| 1620 |
Classes of financial assets [axis] |
Axis |
|
|
ifrs-full:ClassesOfFinancialAssetsAxis |
| 1621 |
Financial assets, class [member] |
Member |
|
|
ifrs-full:FinancialAssetsMember |
| 1622 |
Fair value measurement [member] |
Member |
|
|
ifrs-full:FinancialAssetsAtFairValueMember |
| 1623 |
Cost measurement [member] |
Member |
|
|
ifrs-full:FinancialAssetsAtAmortisedCostMember |
| 1624 |
Financial assets by investment item [axis] |
Axis |
|
|
hnp:FinancialAssetsByInvestmentItemAxis |
| 1625 |
Financial assets by investment item [member] |
Member |
|
|
hnp:FinancialAssetsByInvestmentItemMember |
| 1626 |
Listed security [member] |
Member |
|
|
hnp:ListedSecurityMember |
| 1627 |
Unlisted securities [member] |
Member |
|
|
hnp:UnlistedSecuritiesMember |
| 1628 |
10% of Shanxi Xishan Jinxing Energy Co., Ltd. [member] |
Member |
|
|
hnp:ShanxiXishanJinxingEnergyCoLtdMember |
| 1629 |
9.09% of Ganlong Double-track Railway Co., Ltd. [member] |
Member |
|
|
hnp:GanlongDoubleTrackRailwayCoLtdMember |
| 1630 |
Others [member] |
Member |
|
|
hnp:OtherUnlistedSecuritiesMember |
| 1631 |
Other equity instrument investments [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfFairValueOfInvestmentsInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeLineItems |
| 1632 |
Equity securities designated at FVOCI (non-recycling) |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentInvestmentsInEquityInstrumentsDesignatedAtFairValueThroughOtherComprehensiveIncome |
| 1633 |
Available-for-sale financial assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:FinancialAssetsAvailableforsale |
| 1634 |
Adjusted balance of equity securities designated at FVOCI (non-recycling) at the beginning of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:NonCurrentInvestmentsInEquityInstrumentsDesignatedAtFairValueThroughOtherComprehensiveIncomeCarryingAmountImmediatelyAfterInitialApplicationOfIfrs9 |
| 1635 |
Adjusted balance of available-for-sale financial assets at the beginning of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:FinancialAssetsAvailableForSaleCarryingAmountImmediatelyAfterInitialApplicationOfIfrs9 |
| 1636 |
Impairment provisions |
Concept (Monetary) |
For Period |
Debit |
hnp:ImpairmentProvisionsProvidedOnAvailableForSaleFinancialAssets |
| 1637 |
41100 - Disclosure - Land use rights (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LandUseRightsDetail |
| 1638 |
Disclosure of detailed information about land use rights [table] |
Table |
* |
* |
hnp:DisclosureOfDetailedInformationAboutLandUseRightsTable |
| 1639 |
Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] |
Axis |
|
|
ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis |
| 1640 |
Carrying amount [member] |
Member |
|
|
ifrs-full:CarryingAmountMember |
| 1641 |
Cost [member] |
Member |
|
|
ifrs-full:GrossCarryingAmountMember |
| 1642 |
Accumulated amortization [member] |
Member |
|
|
ifrs-full:AccumulatedDepreciationAndAmortisationMember |
| 1643 |
Accumulated impairment losses [member] |
Member |
|
|
ifrs-full:AccumulatedImpairmentMember |
| 1644 |
Disclosure of detailed information about land use rights [line items] |
LineItems |
|
|
hnp:DisclosureOfDetailedInformationAboutLandUseRightsLineItems |
| 1645 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:LandUseRights |
| 1646 |
Movement: |
Abstract |
|
|
hnp:ChangesOfLandUseRightsAbstract |
| 1647 |
Business combination (Note 41) |
Concept (Monetary) |
For Period |
Debit |
hnp:AcquisitionsThroughBusinessCombinationsLandUseRights |
| 1648 |
Addition |
Concept (Monetary) |
For Period |
Debit |
hnp:AdditionsOtherThanThroughBusinessCombinationsLandUseRights |
| 1649 |
Amortization charge for the year |
Concept (Monetary) |
For Period |
Credit |
hnp:AmortisationLandUseRights |
| 1650 |
Impairment charge for the year (Note 7) |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionForImpairmentOfLandUseRights |
| 1651 |
Reclassification to assets held for sale (Note 20) |
Concept (Monetary) |
For Period |
Credit |
hnp:ReclassificationToAssetsHeldForSaleLandUseRights |
| 1652 |
Disposals |
Concept (Monetary) |
For Period |
Credit |
hnp:DisposalsLandUseRights |
| 1653 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
hnp:DecreaseInLandUseRightsBecauseOfDisposalOfSubsidiaries |
| 1654 |
Currency translation differences |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseThroughNetExchangeDifferencesLandUseRights |
| 1655 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:LandUseRights |
| 1656 |
Land use rights without ownership certificate [abstract] |
Abstract |
|
|
hnp:LandUseRightsWithoutOwnershipCertificateAbstract |
| 1657 |
Aggregate net book value |
Concept (Monetary) |
As Of |
Debit |
hnp:NetBookValueOfLandUseRightsWithoutOwnershipCertificate |
| 1658 |
41200 - Disclosure - Power generation licenses (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PowerGenerationLicensesDetail |
| 1659 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1660 |
Power generation licenses [abstract] |
Abstract |
|
|
hnp:PowerGenerationLicensesAbstract |
| 1661 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:LicencesAndFranchises |
| 1662 |
Movement: |
Abstract |
|
|
hnp:ChangesOfPowerGenerationLicenseAbstract |
| 1663 |
Currency translation differences |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseThroughNetExchangeDifferencesPowerGenerationLicense |
| 1664 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:LicencesAndFranchises |
| 1665 |
41201 - Disclosure - Power generation license (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/PowerGenerationLicenseNarrativeDetail |
| 1666 |
Impairment test of power generation license [table] |
Table |
* |
* |
hnp:ImpairmentTestOfPowerGenerationLicenseTable |
| 1667 |
Changes in rates [axis] |
Axis |
|
|
hnp:ChangesInRatesAxis |
| 1668 |
Changes in rates [member] |
Member |
|
|
hnp:ChangesInRatesMember |
| 1669 |
Absolute increase in discount rate of 0.5% [member] |
Member |
|
|
hnp:AbsoluteIncreaseInDiscountRateOfOneHalfPercentMember |
| 1670 |
Classes of assets [axis] |
Axis |
|
|
ifrs-full:ClassesOfAssetsAxis |
| 1671 |
Assets [member] |
Member |
|
|
ifrs-full:ClassesOfAssetsMember |
| 1672 |
Power generation license [member] |
Member |
|
|
ifrs-full:LicencesMember |
| 1673 |
Cash-generating units [axis] |
Axis |
|
|
ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis |
| 1674 |
Entity's total for cash-generating units [member] |
Member |
|
|
ifrs-full:EntitysTotalForCashgeneratingUnitsMember |
| 1675 |
Tuas Power [member] |
Member |
|
|
hnp:TuasPowerMember |
| 1676 |
Impairment test of power generation license [line items] |
LineItems |
|
|
hnp:ImpairmentTestOfPowerGenerationLicenseLineItems |
| 1677 |
Discount rates |
Concept (Percent) |
As Of |
|
ifrs-full:DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse |
| 1678 |
Recoverable amount of the CGU |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseInRecoverableAmountOfCashGeneratingUnit |
| 1679 |
Growth rates on average |
Concept (Percent) |
As Of |
|
hnp:GrowthRatesOnAverageUsedInConsiderationOfFutureExpansionPlansAndNewDevelopmentProjects |
| 1680 |
Growth rates of cash flows beyond the terminal year |
Concept (Percent) |
As Of |
|
ifrs-full:DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections |
| 1681 |
Impairment provided for the power generation license |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ImpairmentLossRecognisedInProfitOrLoss |
| 1682 |
41300 - Disclosure - Mining rights (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/MiningRightsDetail |
| 1683 |
Disclosure of detailed information about mining rights [table] |
Table |
* |
* |
hnp:DisclosureOfDetailedInformationAboutMiningRightsTable |
| 1684 |
Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] |
Axis |
|
|
ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis |
| 1685 |
Carrying amount [member] |
Member |
|
|
ifrs-full:CarryingAmountMember |
| 1686 |
Cost [member] |
Member |
|
|
ifrs-full:GrossCarryingAmountMember |
| 1687 |
Accumulated impairment losses [member] |
Member |
|
|
ifrs-full:AccumulatedImpairmentMember |
| 1688 |
Disclosure of detailed information about mining rights [line items] |
LineItems |
|
|
hnp:DisclosureOfDetailedInformationAboutMiningRightsLineItems |
| 1689 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:MiningRights |
| 1690 |
Movement: |
Abstract |
|
|
hnp:ChangesOfMiningRightsAbstract |
| 1691 |
Addition |
Concept (Monetary) |
For Period |
Debit |
hnp:AdditionsOtherThanThroughBusinessCombinationsMiningRights |
| 1692 |
Impairment charge for the year |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionForImpairmentOfMiningRights |
| 1693 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:MiningRights |
| 1694 |
Discount rate applied in determining the recoverable amounts of the mining rights |
Concept (Percent) |
As Of |
|
hnp:DiscountRateAppliedInDeterminingRecoverableAmountsOfMiningRights |
| 1695 |
41400 - Disclosure - Derivative financial instruments (Details of derivative financial assets) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DerivativeFinancialInstrumentsDetailsOfDerivativeFinancialAssetsDetail |
| 1696 |
Details of derivative financial instruments [table] |
Table |
* |
* |
hnp:DetailsOfDerivativeFinancialInstrumentsTable |
| 1697 |
Types of derivative financial instruments [axis] |
Axis |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsAxis |
| 1698 |
Types of derivative financial instruments [member] |
Member |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsMember |
| 1699 |
Hedging instruments for cash flow hedge (fuel swap contracts) [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeFuelSwapContractsUsedForHedgingMember |
| 1700 |
Hedging instruments for cash flow hedge (exchange forward contracts) [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeExchangeForwardContractsUsedForHedgingMember |
| 1701 |
Financial instruments at fair value through profit or loss (fuel swap contracts) [member] |
Member |
|
|
hnp:FinancialInstrumentsAtFairValueThroughProfitOrLossFuelSwapContractsNotQualifyAsHedgesMember |
| 1702 |
Financial instruments at fair value through profit or loss (exchange forward swap contracts) [member] |
Member |
|
|
hnp:FinancialInstrumentsAtFairValueThroughProfitOrLossExchangeForwardSwapContractsNotQualifyAsHedgesMember |
| 1703 |
Details of derivative financial instruments [line items] |
LineItems |
|
|
hnp:DetailsOfDerivativeFinancialInstrumentsLineItems |
| 1704 |
Derivative financial assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:DerivativeFinancialAssets |
| 1705 |
Less: non-current portion |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentDerivativeFinancialAssets |
| 1706 |
Current portion |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentDerivativeFinancialAssets |
| 1707 |
41401 - Disclosure - Derivative financial instruments (Details of derivative financial liabilities) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DerivativeFinancialInstrumentsDetailsOfDerivativeFinancialLiabilitiesDetail |
| 1708 |
Details of derivative financial instruments [table] |
Table |
* |
* |
hnp:DetailsOfDerivativeFinancialInstrumentsTable |
| 1709 |
Types of derivative financial instruments [axis] |
Axis |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsAxis |
| 1710 |
Types of derivative financial instruments [member] |
Member |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsMember |
| 1711 |
Hedging instruments for cash flow hedge (fuel swap contracts) [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeFuelSwapContractsUsedForHedgingMember |
| 1712 |
Hedging instruments for cash flow hedge (exchange forward contracts) [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeExchangeForwardContractsUsedForHedgingMember |
| 1713 |
Hedging instruments for cash flow hedge (interest rate swap contracts) [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeInterestRateSwapContractsUsedForHedgingMember |
| 1714 |
Financial instruments at fair value through profit or loss (fuel swap contracts) [member] |
Member |
|
|
hnp:FinancialInstrumentsAtFairValueThroughProfitOrLossFuelSwapContractsNotQualifyAsHedgesMember |
| 1715 |
Financial instruments at fair value through profit or loss (exchange forward swap contracts) [member] |
Member |
|
|
hnp:FinancialInstrumentsAtFairValueThroughProfitOrLossExchangeForwardSwapContractsNotQualifyAsHedgesMember |
| 1716 |
Details of derivative financial instruments [line items] |
LineItems |
|
|
hnp:DetailsOfDerivativeFinancialInstrumentsLineItems |
| 1717 |
Derivative financial liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DerivativeFinancialLiabilities |
| 1718 |
Less: non-current portion |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentDerivativeFinancialLiabilities |
| 1719 |
Current portion |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentDerivativeFinancialLiabilities |
| 1720 |
41402 - Disclosure - Derivative financial instruments (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DerivativeFinancialInstrumentsNarrativeDetail |
| 1721 |
Details of derivative financial instruments [table] |
Table |
* |
* |
hnp:DetailsOfDerivativeFinancialInstrumentsTable |
| 1722 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 1723 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 1724 |
The Company [member] |
Member |
|
|
ifrs-full:ParentMember |
| 1725 |
TPG and TPSTMWR [member] |
Member |
|
|
hnp:TuasPowerGenerationPteLtdAndTpStmWaterResourcesPteLtdMember |
| 1726 |
TPG [member] |
Member |
|
|
hnp:TuasPowerGenerationPteLtdMember |
| 1727 |
TPSTMWR [member] |
Member |
|
|
hnp:TpStmWaterResourcesPteLtdMember |
| 1728 |
Types of derivative financial instruments [axis] |
Axis |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsAxis |
| 1729 |
Types of derivative financial instruments [member] |
Member |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsMember |
| 1730 |
Interest rate swap contract [member] |
Member |
|
|
ifrs-full:InterestRateSwapContractMember |
| 1731 |
Details of derivative financial instruments [line items] |
LineItems |
|
|
hnp:DetailsOfDerivativeFinancialInstrumentsLineItems |
| 1732 |
Material ineffective portion recognised in the profit or loss arising from cash flow hedges |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:GainsLossesOnIneffectivenessOfCashFlowHedgesRecognisedInProfitOrLoss |
| 1733 |
Notional amount |
Concept (Monetary) |
As Of |
|
ifrs-full:NotionalAmount |
| 1734 |
Annual fixed interest |
Concept (Percent) |
For Period |
|
hnp:DerivativeAnnualFixedInterestRate |
| 1735 |
Original annual floating interest |
Concept (Text/String) |
For Period |
|
hnp:DerivativeAnnualFloatingInterestTerm |
| 1736 |
Derivative financial liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DerivativeFinancialLiabilities |
| 1737 |
41403 - Disclosure - Derivative financial instruments (Analysis of contractual cash inflows (outflows) of major derivative financial instruments) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DerivativeFinancialInstrumentsAnalysisOfContractualCashInflowsOutflowsOfMajorDerivativeFinancialInstrumentsDetail |
| 1738 |
Details of derivative financial instruments [table] |
Table |
* |
* |
hnp:DetailsOfDerivativeFinancialInstrumentsTable |
| 1739 |
Cash flows [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 1740 |
Contractual cash flows [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 1741 |
Within 1 year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 1742 |
Cash flows, Between 1 and 5 years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember |
| 1743 |
Cash flows, After 5 years [member] |
Member |
|
|
ifrs-full:LaterThanFiveYearsMember |
| 1744 |
Types of derivative financial instruments [axis] |
Axis |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsAxis |
| 1745 |
Types of derivative financial instruments [member] |
Member |
|
|
hnp:TypesOfDerivativeFinancialInstrumentsMember |
| 1746 |
Fuel derivatives used for hedging [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeFuelSwapContractsUsedForHedgingMember |
| 1747 |
Forward exchange contracts used for hedging [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeExchangeForwardContractsUsedForHedgingMember |
| 1748 |
Forward exchange contracts that do not qualify as hedges [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeExchangeForwardContractsNotQualifyAsHedgesMember |
| 1749 |
Fuel derivatives that do not qualify as hedges [member] |
Member |
|
|
hnp:FinancialInstrumentsAtFairValueThroughProfitOrLossFuelSwapContractsNotQualifyAsHedgesMember |
| 1750 |
Net-settled interest rate swaps used for hedging [member] |
Member |
|
|
hnp:HedgingInstrumentsForCashFlowHedgeInterestRateSwapContractsUsedForHedgingMember |
| 1751 |
Details of derivative financial instruments [line items] |
LineItems |
|
|
hnp:DetailsOfDerivativeFinancialInstrumentsLineItems |
| 1752 |
Derivative financial assets, Carrying amounts |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:DerivativeFinancialAssets |
| 1753 |
Derivative financial liabilities, Carrying amounts |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DerivativeFinancialLiabilities |
| 1754 |
Derivative financial assets - inflows, Contractual cash flows |
Concept (Monetary) |
As Of |
Debit |
hnp:DerivativeFinancialAssetsUndiscountedCashInflows |
| 1755 |
Derivative financial assets - outflows, Contractual cash flows |
Concept (Monetary) |
As Of |
Credit |
hnp:DerivativeFinancialAssetsUndiscountedCashOutflows |
| 1756 |
Derivative financial assets (net settlement), Contractual cash flows |
Concept (Monetary) |
As Of |
Debit |
hnp:DerivativeFinancialAssetsUndiscountedCashFlows |
| 1757 |
Derivative financial liabilities - inflows, Contractual cash flows |
Concept (Monetary) |
As Of |
Debit |
hnp:DerivativeFinancialLiabilitiesUndiscountedCashInflows |
| 1758 |
Derivative financial liabilities - outflows, Contractual cash flows |
Concept (Monetary) |
As Of |
Credit |
hnp:DerivativeFinancialLiabilitiesUndiscountedCashOutflows |
| 1759 |
Derivative financial liabilities (net settlement), Contractual cash flows |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DerivativeFinancialLiabilitiesUndiscountedCashFlows |
| 1760 |
41500 - Disclosure - Goodwill (Movements of goodwill) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/GoodwillMovementsOfGoodwillDetail |
| 1761 |
Disclosure of reconciliation of changes in goodwill [table] |
Table |
* |
* |
ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillTable |
| 1762 |
Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] |
Axis |
|
|
ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis |
| 1763 |
Carrying amount [member] |
Member |
|
|
ifrs-full:CarryingAmountMember |
| 1764 |
Cost [member] |
Member |
|
|
ifrs-full:GrossCarryingAmountMember |
| 1765 |
Accumulated impairment losses [member] |
Member |
|
|
ifrs-full:AccumulatedImpairmentMember |
| 1766 |
Disclosure of reconciliation of changes in goodwill [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillLineItems |
| 1767 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Goodwill |
| 1768 |
Movement: |
Abstract |
|
|
ifrs-full:ChangesInGoodwillAbstract |
| 1769 |
Business combination (Note 41) |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill |
| 1770 |
Impairment charge for the year |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossGoodwill |
| 1771 |
Disposal of subsidiary |
Concept (Monetary) |
For Period |
Credit |
hnp:DecreaseThroughDisposalOfSubsidiariesGoodwill |
| 1772 |
Currency translation differences |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesGoodwill |
| 1773 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Goodwill |
| 1774 |
41501 - Disclosure - Goodwill (Impairment test for goodwill) (Carrying amounts of major goodwill allocated to individual CGUs) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/GoodwillImpairmentTestForGoodwillCarryingAmountsOfMajorGoodwillAllocatedToIndividualCgusDetail |
| 1775 |
Impairment test for goodwill [table] |
Table |
* |
* |
hnp:ImpairmentTestForGoodwillTable |
| 1776 |
Cash-generating units [axis] |
Axis |
|
|
ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis |
| 1777 |
Entity's total for cash-generating units [member] |
Member |
|
|
ifrs-full:EntitysTotalForCashgeneratingUnitsMember |
| 1778 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 1779 |
Wuhan Power [member] |
Member |
|
|
hnp:HuanengWuhanPowerGenerationCoLtdMember |
| 1780 |
Hainan Power [member] |
Member |
|
|
hnp:HuanengHainanPowerIncMember |
| 1781 |
Heilongjiang Power [member] |
Member |
|
|
hnp:HuanengHeilongjiangPowerGenerationLimitedCompanyMember |
| 1782 |
Yangliuqing Co-generation [member] |
Member |
|
|
hnp:TianjinHuanengYangliuqingCoGenerationLimitedLiabilityCompanyMember |
| 1783 |
Qinbei Power [member] |
Member |
|
|
hnp:HuanengQinbeiPowerGenerationCoLtdMember |
| 1784 |
Jilin Power [member] |
Member |
|
|
hnp:HuanengJilinPowerGenerationLimitedCompanyMember |
| 1785 |
Yueyang Power Company [member] |
Member |
|
|
hnp:HuanengHunanYueyangPowerGenerationLimitedLiabilityCompanyMember |
| 1786 |
Beijing Co-generation [member] |
Member |
|
|
hnp:HuanengBeijingCoGenerationLimitedLiabilityCompanyMember |
| 1787 |
Tuas Power [member] |
Member |
|
|
hnp:TuasPowerMember |
| 1788 |
Impairment test for goodwill [line items] |
LineItems |
|
|
hnp:ImpairmentTestForGoodwillLineItems |
| 1789 |
Major Goodwill allocated to individual CGUs |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Goodwill |
| 1790 |
41502 - Disclosure - Goodwill (Impairment test for goodwill) (Rates used for value-in-use calculations) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/GoodwillImpairmentTestForGoodwillRatesUsedForValueInUseCalculationsDetail |
| 1791 |
Impairment test for goodwill [table] |
Table |
* |
* |
hnp:ImpairmentTestForGoodwillTable |
| 1792 |
Cash-generating units [axis] |
Axis |
|
|
ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis |
| 1793 |
Entity's total for cash-generating units [member] |
Member |
|
|
ifrs-full:EntitysTotalForCashgeneratingUnitsMember |
| 1794 |
PRC power segment [member] |
Member |
|
|
hnp:PrcPowerSegmentMember |
| 1795 |
Singapore segment [member] |
Member |
|
|
hnp:SingaporeSegmentMember |
| 1796 |
Range [axis] |
Axis |
|
|
ifrs-full:RangeAxis |
| 1797 |
Ranges [member] |
Member |
|
|
ifrs-full:RangesMember |
| 1798 |
Bottom of range [member] |
Member |
|
|
ifrs-full:BottomOfRangeMember |
| 1799 |
Top of range [member] |
Member |
|
|
ifrs-full:TopOfRangeMember |
| 1800 |
Impairment test for goodwill [line items] |
LineItems |
|
|
hnp:ImpairmentTestForGoodwillLineItems |
| 1801 |
Growth rates on average |
Concept (Percent) |
As Of |
|
hnp:GrowthRatesOnAverageUsedInConsiderationOfFutureExpansionPlansAndNewDevelopmentProjects |
| 1802 |
Growth rates of cash flows beyond the terminal year |
Concept (Percent) |
As Of |
|
ifrs-full:DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections |
| 1803 |
Discount rates |
Concept (Percent) |
As Of |
|
ifrs-full:DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse |
| 1804 |
41600 - Disclosure - Other non-current assets (Details of other non-current assets) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentAssetsDetailsOfOtherNonCurrentAssetsDetail |
| 1805 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1806 |
Other non-current assets [abstract] |
Abstract |
|
|
hnp:OtherNonCurrentAssetsAbstract |
| 1807 |
Finance lease receivables |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentFinanceLeaseReceivables |
| 1808 |
VAT recoverable |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentValueAddedTaxReceivables |
| 1809 |
Prepayments for pre-construction cost |
Concept (Monetary) |
As Of |
Debit |
hnp:NonCurrentPrepaymentsForPreConstructionCost |
| 1810 |
Intangible assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IntangibleAssetsOtherThanGoodwill |
| 1811 |
Profit compensation from Huaneng Group |
Concept (Monetary) |
As Of |
Debit |
hnp:NonCurrentAssetRecognisedForExpectedReimbursementContingentLiabilitiesInBusinessCombination |
| 1812 |
Prepaid territorial water use right |
Concept (Monetary) |
As Of |
Debit |
hnp:NonCurrentPrepaidTerritorialWaterUseRight |
| 1813 |
Prepayments for capacity quota |
Concept (Monetary) |
As Of |
Debit |
hnp:NonCurrentPrepaymentsForCapacityQuota |
| 1814 |
Prepaid connection fees |
Concept (Monetary) |
As Of |
Debit |
hnp:NonCurrentPrepaidConnectionFees |
| 1815 |
Others |
Concept (Monetary) |
As Of |
Debit |
hnp:OtherNonCurrentAssetsOthers |
| 1816 |
Total |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:OtherNoncurrentAssets |
| 1817 |
Impairment provided for the intangible assets |
Concept (Monetary) |
For Period |
|
ifrs-full:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill |
| 1818 |
Financial assets at fair value through profit or loss, contingent consideration from Huaneng Group |
Concept (Monetary) |
As Of |
Debit |
hnp:FinancialAssetsAtFairValueThroughProfitOrLossContingentConsiderationFromUltimateParentCompanyOfCompany |
| 1819 |
Compensation recorded in other receivables and assets |
Concept (Monetary) |
As Of |
Debit |
hnp:CurrentAssetRecognisedForExpectedReimbursementContingentLiabilitiesInBusinessCombination |
| 1820 |
Profit compensation related to current year recorded in "other receivables and assets" |
Concept (Monetary) |
As Of |
Debit |
hnp:CurrentAssetRecognisedForExpectedReimbursementContingentLiabilitiesInBusinessCombinationRelatedToCurrentYear |
| 1821 |
Contractual period of amortization, prepaid territorial water use right |
Concept (Text/String) |
For Period |
|
hnp:ContractualPeriodOfAmortizationPrepaidTerritorialWaterUseRight |
| 1822 |
41700 - Disclosure - Inventories (Details of inventories) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InventoriesDetailsOfInventoriesDetail |
| 1823 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1824 |
Inventories [abstract] |
Abstract |
|
|
hnp:InventoriesAbstract |
| 1825 |
Fuel (coal and oil) for power generation |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentFuel |
| 1826 |
Material and supplies |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentRawMaterialsAndCurrentProductionSupplies |
| 1827 |
Gross amounts of inventories |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentInventories |
| 1828 |
Less: provision for inventory obsolescence |
Concept (Monetary) |
As Of |
Credit |
hnp:ProvisionForInventoryObsolescence |
| 1829 |
Total |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:Inventories |
| 1830 |
41701 - Disclosure - Inventories (Movements of provision for inventory obsolescence during years) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/InventoriesMovementsOfProvisionForInventoryObsolescenceDuringYearsDetail |
| 1831 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1832 |
Inventories [abstract] |
Abstract |
|
|
hnp:InventoriesAbstract |
| 1833 |
Beginning of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:ProvisionForInventoryObsolescence |
| 1834 |
Provision |
Concept (Monetary) |
For Period |
|
ifrs-full:InventoryWritedown2011 |
| 1835 |
Reversal |
Concept (Monetary) |
For Period |
|
ifrs-full:ReversalOfInventoryWritedown |
| 1836 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Debit |
hnp:DecreaseThroughLossOfControlOfSubsidiaryProvisionForInventoryObsolescence |
| 1837 |
Currency translation differences |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionForInventoryObsolescenceDifferenceOnTranslationOfForeignCurrencyFinancialStatements |
| 1838 |
End of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:ProvisionForInventoryObsolescence |
| 1839 |
Provision provided for fuel oil |
Concept (Monetary) |
For Period |
Credit |
hnp:InventoryWriteDownFuelOil |
| 1840 |
41800 - Disclosure - Other receivables and assets (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherReceivablesAndAssetsDetail |
| 1841 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1842 |
Other receivables and assets [abstract] |
Abstract |
|
|
hnp:OtherReceivablesAndAssetsAbstract |
| 1843 |
Prepayments for inventories |
Concept (Monetary) |
As Of |
Debit |
hnp:CurrentPrepaymentsForInventories |
| 1844 |
Prepaid income tax |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentTaxAssetsCurrent |
| 1845 |
Others |
Concept (Monetary) |
As Of |
Debit |
hnp:OtherCurrentPrepaymentsNotSeparatelyDisclose |
| 1846 |
Total prepayments |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountOfCurrentPrepayments |
| 1847 |
Less: loss allowance |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPrepaymentsProvisionForDoubtfulAccounts |
| 1848 |
Total prepayments, net |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentPrepayments |
| 1849 |
Dividends receivable |
Concept (Monetary) |
As Of |
Debit |
hnp:DividendsReceivable |
| 1850 |
Receivables from sales of fuel |
Concept (Monetary) |
As Of |
Debit |
hnp:ReceivablesFromSalesOfFuel |
| 1851 |
Others |
Concept (Monetary) |
As Of |
Debit |
hnp:OtherCurrentReceivablesNotSeparatelyDisclose |
| 1852 |
Subtotal other receivables |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountOfOtherCurrentReceivables |
| 1853 |
Less: loss allowance |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherCurrentReceivablesProvisionForDoubtfulAccounts |
| 1854 |
Total other receivables, net |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:OtherCurrentReceivables |
| 1855 |
Profit compensation from Huaneng Group (Note 16) |
Concept (Monetary) |
As Of |
Debit |
hnp:CurrentAssetRecognisedForExpectedReimbursementContingentLiabilitiesInBusinessCombination |
| 1856 |
VAT recoverable |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentValueAddedTaxReceivables |
| 1857 |
Financial lease receivables |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentFinanceLeaseReceivables |
| 1858 |
Designated loan to a joint venture |
Concept (Monetary) |
As Of |
Debit |
hnp:DesignatedLoanToJointVentures |
| 1859 |
Gross total |
Concept (Monetary) |
As Of |
Debit |
hnp:OtherReceivablesAndAssetsOtherThanProvisionForDoubtfulAccounts |
| 1860 |
Net total |
Concept (Monetary) |
As Of |
Debit |
hnp:OtherReceivablesAndAssets |
| 1861 |
41801 - Disclosure - Other receivables and assets (Gross amount of other receivables denominated) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherReceivablesAndAssetsGrossAmountOfOtherReceivablesDenominatedDetail |
| 1862 |
Gross amounts of other receivables denominated [table] |
Table |
* |
* |
hnp:GrossAmountsOfOtherReceivablesDenominatedTable |
| 1863 |
Currencies of other receivables denominated [axis] |
Axis |
|
|
hnp:CurrenciesOfOtherReceivablesDenominatedAxis |
| 1864 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 1865 |
RMB [member] |
Member |
|
|
currency:CNY |
| 1866 |
S$ [member] |
Member |
|
|
currency:SGD |
| 1867 |
US$ [member] |
Member |
|
|
currency:USD |
| 1868 |
PKR [member] |
Member |
|
|
currency:PKR |
| 1869 |
Gross amounts of other receivables denominated [line items] |
LineItems |
|
|
hnp:GrossAmountsOfOtherReceivablesDenominatedLineItems |
| 1870 |
Gross amounts of other receivables |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountOfOtherCurrentReceivables |
| 1871 |
41802 - Disclosure - Other receivables and assets (Movements of other receivables and assets loss allowance) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherReceivablesAndAssetsMovementsOfOtherReceivablesAndAssetsLossAllowanceDetail |
| 1872 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1873 |
Other receivables and assets [abstract] |
Abstract |
|
|
hnp:OtherReceivablesAndAssetsAbstract |
| 1874 |
Beginning of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherReceivablesAndAssetsProvisionForDoubtfulAccounts |
| 1875 |
Provision |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseInOtherReceivablesAndAssetsProvisionForDoubtfulAccounts |
| 1876 |
Reversal/write-off |
Concept (Monetary) |
For Period |
Debit |
hnp:DecreaseInOtherReceivablesAndAssetsProvisionForDoubtfulAccountsReversalAndWriteOff |
| 1877 |
End of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherReceivablesAndAssetsProvisionForDoubtfulAccounts |
| 1878 |
41900 - Disclosure - Accounts receivable (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivableDetail |
| 1879 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1880 |
Accounts receivable [abstract] |
Abstract |
|
|
ifrs-full:TradeAndOtherCurrentReceivablesAbstract |
| 1881 |
Accounts receivable |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentAccountsReceivable |
| 1882 |
Notes receivable |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentNotesReceivable |
| 1883 |
Gross amounts of account receivables |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentTradeReceivables |
| 1884 |
Less: loss allowance |
Concept (Monetary) |
As Of |
Credit |
hnp:ImpairmentLossRecognisedInProfitOrLossCurrentTradeReceivables |
| 1885 |
Total |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentTradeReceivables |
| 1886 |
41901 - Disclosure - Accounts receivable (Denominations of gross amounts of account receivable) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivableDenominationsOfGrossAmountsOfAccountReceivableDetail |
| 1887 |
Gross amounts of accounts receivable denominated [table] |
Table |
* |
* |
hnp:GrossAmountsOfAccountsReceivableDenominatedTable |
| 1888 |
Currencies of account receivable denominated [axis] |
Axis |
|
|
hnp:CurrenciesOfAccountReceivableDenominatedAxis |
| 1889 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 1890 |
RMB [member] |
Member |
|
|
currency:CNY |
| 1891 |
S$ [member] |
Member |
|
|
currency:SGD |
| 1892 |
US$ [member] |
Member |
|
|
currency:USD |
| 1893 |
PKR [member] |
Member |
|
|
currency:PKR |
| 1894 |
Gross amounts of accounts receivable denominated [line items] |
LineItems |
|
|
hnp:GrossAmountsOfAccountsReceivableDenominatedLineItems |
| 1895 |
Gross amounts of account receivables |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentTradeReceivables |
| 1896 |
41902 - Disclosure - Accounts receivable (Movements of loss allowance) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivableMovementsOfLossAllowanceDetail |
| 1897 |
Implied Table |
Table |
* |
* |
implied:Table |
| 1898 |
Accounts receivable [abstract] |
Abstract |
|
|
ifrs-full:TradeAndOtherCurrentReceivablesAbstract |
| 1899 |
Beginning of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:ImpairmentLossRecognisedInProfitOrLossCurrentTradeReceivables |
| 1900 |
Provision |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionForCurrentTradeReceivablesDuringCurrentYear |
| 1901 |
Reversal |
Concept (Monetary) |
For Period |
Debit |
hnp:ReversalOfProvisionsForCurrentTradeReceivablesDuringCurrentYear |
| 1902 |
Write-off |
Concept (Monetary) |
For Period |
Debit |
hnp:WriteOffOfProvisionsForCurrentTradeReceivablesDuringCurrentYear |
| 1903 |
Currency translation differences |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseOfProvisionForCurrentTradeReceivablesDueToCurrencyTranslationDifferences |
| 1904 |
End of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:ImpairmentLossRecognisedInProfitOrLossCurrentTradeReceivables |
| 1905 |
41903 - Disclosure - Accounts receivable (Ageing analysis of accounts receivable) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivableAgeingAnalysisOfAccountsReceivableDetail |
| 1906 |
Ageing analysis of accounts receivable and notes receivable [table] |
Table |
* |
* |
hnp:AgeingAnalysisOfAccountsReceivableAndNotesReceivableTable |
| 1907 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 1908 |
Aggregated time bands [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 1909 |
Within 1 year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 1910 |
Between 1 to 2 years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 1911 |
Between 2 to 3 years [member] |
Member |
|
|
ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember |
| 1912 |
Over 3 years [member] |
Member |
|
|
ifrs-full:LaterThanThreeYearsMember |
| 1913 |
Ageing analysis of accounts receivable and notes receivable [line items] |
LineItems |
|
|
hnp:AgeingAnalysisOfAccountsReceivableAndNotesReceivableLineItems |
| 1914 |
Accounts receivable |
Concept (Monetary) |
As Of |
Debit |
hnp:GrossAmountsOfCurrentTradeReceivables |
| 1915 |
41904 - Disclosure - Accounts receivable (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsReceivableNarrativeDetail |
| 1916 |
Disclosure of detailed information about accounts receivable [table] |
Table |
* |
* |
hnp:DisclosureOfDetailedInformationAboutAccountsReceivableTable |
| 1917 |
Segment consolidation items [axis] |
Axis |
|
|
ifrs-full:SegmentConsolidationItemsAxis |
| 1918 |
Entity's total for segment consolidation items [member] |
Member |
|
|
ifrs-full:EntitysTotalForSegmentConsolidationItemsMember |
| 1919 |
The Company and its subsidiaries except for SinoSing Power [member] |
Member |
|
|
hnp:OtherSegmentConsolidationItemsMember |
| 1920 |
SinoSing Power [member] |
Member |
|
|
hnp:SinosingPowerMember |
| 1921 |
Major customers [axis] |
Axis |
|
|
ifrs-full:MajorCustomersAxis |
| 1922 |
Customers [member] |
Member |
|
|
ifrs-full:MajorCustomersMember |
| 1923 |
Domestic local power grid customers [member] |
Member |
|
|
hnp:DomesticLocalPowerGridCustomersMember |
| 1924 |
Disclosure of detailed information about accounts receivable [line items] |
LineItems |
|
|
hnp:DisclosureOfDetailedInformationAboutAccountsReceivableLineItems |
| 1925 |
Credit period |
Concept (Text/String) |
For Period |
|
hnp:CreditPeriodGrantedToCustomers |
| 1926 |
Accounts receivable secured to banks as collateral against loans |
Concept (Monetary) |
As Of |
Debit |
hnp:AccountsReceivableSecuredToBanksAsCollateralAgainstLoans |
| 1927 |
The maturity period of the notes receivable |
Concept (Text/String) |
For Period |
|
hnp:MaturityPeriodOfCurrentNotesReceivable |
| 1928 |
42000 - Disclosure - Disposal group held for sale (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DisposalGroupHeldForSaleNarrativeDetail |
| 1929 |
Disclosure of disposal group held for sale [table] |
Table |
* |
* |
hnp:DisclosureOfDisposalGroupHeldForSaleTable |
| 1930 |
Business combinations [axis] |
Axis |
|
|
ifrs-full:BusinessCombinationsAxis |
| 1931 |
Entity's total for business combinations [member] |
Member |
|
|
ifrs-full:EntitysTotalForBusinessCombinationsMember |
| 1932 |
Acquisition from Taishan Power [member] |
Member |
|
|
hnp:AcquisitionFromTaishanPowerLimitedCompanyMember |
| 1933 |
Laizhou Wind Power [member] |
Member |
|
|
hnp:ShandongHuanengLaizhouWindPowerGenerationCoLtdMember |
| 1934 |
Shareholders [axis] |
Axis |
|
|
hnp:ShareholdersAxis |
| 1935 |
Shareholders [member] |
Member |
|
|
hnp:ShareholdersMember |
| 1936 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 1937 |
Disclosure of disposal group held for sale [line items] |
LineItems |
|
|
hnp:DisclosureOfDisposalGroupHeldForSaleLineItems |
| 1938 |
Equity interests entitled to request others to repurchase |
Concept (Percent) |
As Of |
|
hnp:EquityInterestsEntitledToRequestOthersToRepurchase |
| 1939 |
Equity interests intended to sell |
Concept (Percent) |
As Of |
|
hnp:EquityInterestsIntendedToSell |
| 1940 |
Cumulative income or expenses included in other comprehensive income relating to the disposal group |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:AmountRecognisedInOtherComprehensiveIncomeAndAccumulatedInEquityRelatingToNoncurrentAssetsOrDisposalGroupsHeldForSale |
| 1941 |
42001 - Disclosure - Disposal group held for sale (Assets and liabilities comprised in the disposal group held for sale) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DisposalGroupHeldForSaleAssetsAndLiabilitiesComprisedInTheDisposalGroupHeldForSaleDetail |
| 1942 |
Disclosure of disposal group held for sale [table] |
Table |
* |
* |
hnp:DisclosureOfDisposalGroupHeldForSaleTable |
| 1943 |
Assets and liabilities classified as held for sale [axis] |
Axis |
|
|
ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis |
| 1944 |
Assets and liabilities classified as held for sale [member] |
Member |
|
|
ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleMember |
| 1945 |
Property, plant and equipment and other non-current assets [member] |
Member |
|
|
hnp:PropertyPlantAndEquipmentAndOtherNonCurrentAssetsMember |
| 1946 |
Land use rights [member] |
Member |
|
|
hnp:LandUseRightsMember |
| 1947 |
Other non-current assets [member] |
Member |
|
|
hnp:OtherNonCurrentAssetsMember |
| 1948 |
Inventories [member] |
Member |
|
|
hnp:InventoriesMember |
| 1949 |
Other receivables and assets [member] |
Member |
|
|
hnp:OtherReceivablesAndAssetsMember |
| 1950 |
Accounts receivable [member] |
Member |
|
|
ifrs-full:TradeReceivablesMember |
| 1951 |
Bank balances and cash [member] |
Member |
|
|
hnp:BankBalancesAndCashMember |
| 1952 |
Long-term loans [member] |
Member |
|
|
hnp:LongTermLoansMember |
| 1953 |
Accounts payable and other liabilities [member] |
Member |
|
|
hnp:PayablesAndOtherCurrentLiabilitiesMember |
| 1954 |
Taxes payables [member] |
Member |
|
|
hnp:TaxPayablesMember |
| 1955 |
Short-term loans [member] |
Member |
|
|
hnp:ShortTermLoansMember |
| 1956 |
Current portion of long-term loans [member] |
Member |
|
|
hnp:CurrentPortionOfLongTermLoansMember |
| 1957 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 1958 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 1959 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 1960 |
Disclosure of disposal group held for sale [line items] |
LineItems |
|
|
hnp:DisclosureOfDisposalGroupHeldForSaleLineItems |
| 1961 |
Liabilities held for sale before elimination |
Concept (Monetary) |
As Of |
Credit |
hnp:LiabilitiesHeldForSaleBeforeElimination |
| 1962 |
Liabilities from subsidiaries |
Concept (Monetary) |
As Of |
Credit |
hnp:LiabilitiesFromSubsidiaries |
| 1963 |
Assets held for sale |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale |
| 1964 |
Liabilities held for sale |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale |
| 1965 |
42100 - Disclosure - Share capital (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShareCapitalDetail |
| 1966 |
Disclosure of classes of share capital [table] |
Table |
* |
* |
ifrs-full:DisclosureOfClassesOfShareCapitalTable |
| 1967 |
Classes of share capital [axis] |
Axis |
|
|
ifrs-full:ClassesOfShareCapitalAxis |
| 1968 |
Share capital [member] |
Member |
|
|
ifrs-full:ClassesOfShareCapitalMember |
| 1969 |
A shares [member] |
Member |
|
|
hnp:ASharesMember |
| 1970 |
Overseas listed foreign shares [member] |
Member |
|
|
hnp:OverseasListedForeignSharesMember |
| 1971 |
Disclosure of classes of share capital [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfClassesOfShareCapitalLineItems |
| 1972 |
Number of shares, at the beginning of period |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesOutstanding |
| 1973 |
Share capital, at the beginning of period |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:IssuedCapital |
| 1974 |
Number of shares, issuance of new A shares |
Concept (Shares) |
For Period |
|
ifrs-full:IncreaseDecreaseInNumberOfSharesOutstanding |
| 1975 |
Share capital, issuance of new A shares |
Concept (Monetary) |
For Period |
Credit |
hnp:ShareCapitalIssuance |
| 1976 |
Number of shares, at the end of period |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesOutstanding |
| 1977 |
Share capital, at the end of period |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:IssuedCapital |
| 1978 |
42101 - Disclosure - Share capital (Issuance of new A shares) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShareCapitalIssuanceOfNewASharesDetail |
| 1979 |
Disclosure of classes of share capital [table] |
Table |
* |
* |
ifrs-full:DisclosureOfClassesOfShareCapitalTable |
| 1980 |
Classes of share capital [axis] |
Axis |
|
|
ifrs-full:ClassesOfShareCapitalAxis |
| 1981 |
Share capital [member] |
Member |
|
|
ifrs-full:ClassesOfShareCapitalMember |
| 1982 |
A shares [member] |
Member |
|
|
hnp:ASharesMember |
| 1983 |
Disclosure of classes of share capital [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfClassesOfShareCapitalLineItems |
| 1984 |
Number of shares, issuance of new A shares |
Concept (Shares) |
For Period |
|
ifrs-full:IncreaseDecreaseInNumberOfSharesOutstanding |
| 1985 |
Par value per share |
Concept (Share) |
As Of |
|
ifrs-full:ParValuePerShare |
| 1986 |
Price per share |
Concept (Share) |
As Of |
|
hnp:IssuePricePerShare |
| 1987 |
Net proceeds from issuance of new shares |
Concept (Monetary) |
For Period |
Credit |
hnp:NetProceedsFromIssuanceOfIssuedCapital |
| 1988 |
42200 - Disclosure - Other equity instruments (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentsDetail |
| 1989 |
Disclosure of information about other equity instruments [table] |
Table |
* |
* |
hnp:DisclosureOfInformationAboutOtherEquityInstrumentsTable |
| 1990 |
Classes of entity's own equity instruments [axis] |
Axis |
|
|
ifrs-full:ClassesOfEntitysOwnEquityInstrumentsAxis |
| 1991 |
Entity's own equity instruments [member] |
Member |
|
|
ifrs-full:EntitysOwnEquityInstrumentsMember |
| 1992 |
Other equity instruments [member] |
Member |
|
|
ifrs-full:OtherEquityInterestMember |
| 1993 |
Bond A [member] |
Member |
|
|
hnp:PerpetualCorporateBondAMember |
| 1994 |
Bond B [member] |
Member |
|
|
hnp:PerpetualCorporateBondBMember |
| 1995 |
Yingda Insurance Financing Plan (1st) [member] |
Member |
|
|
hnp:FirstTranchOfYingdaInsuranceFinancingPlanMember |
| 1996 |
Yingda Insurance Financing Plan (2nd) [member] |
Member |
|
|
hnp:SecondTranchOfYingdaInsuranceFinancingPlanMember |
| 1997 |
Yingda Insurance Financing Plan (3rd) [member] |
Member |
|
|
hnp:ThirdTranchOfYingdaInsuranceFinancingPlanMember |
| 1998 |
Disclosure of information about other equity instruments [line items] |
LineItems |
|
|
hnp:DisclosureOfInformationAboutOtherEquityInstrumentsLineItems |
| 1999 |
Issuance Date |
Concept (Text/String) |
For Period |
|
hnp:IssueDateOtherEquityInstruments |
| 2000 |
Category |
Concept (Text/String) |
For Period |
|
hnp:CategoryOfOtherEquityInstruments |
| 2001 |
Initial distribution rate |
Concept (Percent) |
As Of |
|
hnp:InitialDistributionRateOtherEquityInstruments |
| 2002 |
Issue Price |
Concept (Share) |
As Of |
|
hnp:IssuePricePerShare |
| 2003 |
Number |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesIssued |
| 2004 |
Par value |
Concept (Monetary) |
As Of |
|
ifrs-full:NotionalAmount |
| 2005 |
Initial Period |
Concept (Text/String) |
For Period |
|
hnp:InitialPeriodOtherEquityInstruments |
| 2006 |
Conversion Condition |
Concept (Text/String) |
For Period |
|
hnp:ConversionConditionOtherEquityInstruments |
| 2007 |
Conversion Result |
Concept (Text/String) |
For Period |
|
hnp:ConversionResultOtherEquityInstruments |
| 2008 |
42201 - Disclosure - Other equity instruments (Major Provisions) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentsMajorProvisionsDetail |
| 2009 |
Disclosure of information about other equity instruments [table] |
Table |
* |
* |
hnp:DisclosureOfInformationAboutOtherEquityInstrumentsTable |
| 2010 |
Classes of entity's own equity instruments [axis] |
Axis |
|
|
ifrs-full:ClassesOfEntitysOwnEquityInstrumentsAxis |
| 2011 |
Entity's own equity instruments [member] |
Member |
|
|
ifrs-full:EntitysOwnEquityInstrumentsMember |
| 2012 |
Other equity instruments [member] |
Member |
|
|
ifrs-full:OtherEquityInterestMember |
| 2013 |
Perpetual corporate bonds [member] |
Member |
|
|
hnp:PerpetualCorporateBondsMember |
| 2014 |
Bond A [member] |
Member |
|
|
hnp:PerpetualCorporateBondAMember |
| 2015 |
Bond B [member] |
Member |
|
|
hnp:PerpetualCorporateBondBMember |
| 2016 |
Three tranches of Yingda Insurance Financing Plan [member] |
Member |
|
|
hnp:ThreeTranchesOfYingdaInsuranceFinancingPlanMember |
| 2017 |
Period after issuance [axis] |
Axis |
|
|
hnp:PeriodAfterIssuanceAxis |
| 2018 |
Period after issuance [member] |
Member |
|
|
hnp:PeriodAfterIssuanceMember |
| 2019 |
From the 9th to the 11th year [member] |
Member |
|
|
hnp:NinthToEleventhYearMember |
| 2020 |
From the 11th to the 13th year [member] |
Member |
|
|
hnp:EleventhToThirteenthYearMember |
| 2021 |
From the 13th year onwards [member] |
Member |
|
|
hnp:MoreThanThirteenYearsMember |
| 2022 |
Disclosure of information about other equity instruments [line items] |
LineItems |
|
|
hnp:DisclosureOfInformationAboutOtherEquityInstrumentsLineItems |
| 2023 |
Aggregate net proceeds from issuing other equity instruments |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:ProceedsFromIssuingOtherEquityInstruments |
| 2024 |
Initial distribution rate |
Concept (Percent) |
As Of |
|
hnp:InitialDistributionRateOtherEquityInstruments |
| 2025 |
Date can be callable at the Company's discretion in whole or deferred to pay the principal |
Concept (Text/String) |
For Period |
|
hnp:DateCanBeCallableOrDeferredToPay |
| 2026 |
Application distribution rate |
Concept (Text/String) |
For Period |
|
hnp:ApplicationDistributionRateResetOnFirstCallDateAndEachRenewalPeriodAfterFirstCallDate |
| 2027 |
Profit |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLoss |
| 2028 |
42202 - Disclosure - Other equity instruments (Changes of perpetual corporate bonds) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherEquityInstrumentsChangesOfPerpetualCorporateBondsDetail |
| 2029 |
Disclosure of information about other equity instruments [table] |
Table |
* |
* |
hnp:DisclosureOfInformationAboutOtherEquityInstrumentsTable |
| 2030 |
Classes of entity's own equity instruments [axis] |
Axis |
|
|
ifrs-full:ClassesOfEntitysOwnEquityInstrumentsAxis |
| 2031 |
Entity's own equity instruments [member] |
Member |
|
|
ifrs-full:EntitysOwnEquityInstrumentsMember |
| 2032 |
Other equity instruments [member] |
Member |
|
|
ifrs-full:OtherEquityInterestMember |
| 2033 |
Perpetual corporate bonds [member] |
Member |
|
|
hnp:PerpetualCorporateBondsMember |
| 2034 |
Bond A [member] |
Member |
|
|
hnp:PerpetualCorporateBondAMember |
| 2035 |
Bond B [member] |
Member |
|
|
hnp:PerpetualCorporateBondBMember |
| 2036 |
Three tranches of Yingda Insurance Financing Plan [member] |
Member |
|
|
hnp:ThreeTranchesOfYingdaInsuranceFinancingPlanMember |
| 2037 |
Yingda Insurance Financing Plan (1st) [member] |
Member |
|
|
hnp:FirstTranchOfYingdaInsuranceFinancingPlanMember |
| 2038 |
Yingda Insurance Financing Plan (2nd) [member] |
Member |
|
|
hnp:SecondTranchOfYingdaInsuranceFinancingPlanMember |
| 2039 |
Yingda Insurance Financing Plan (3rd) [member] |
Member |
|
|
hnp:ThirdTranchOfYingdaInsuranceFinancingPlanMember |
| 2040 |
Disclosure of information about other equity instruments [line items] |
LineItems |
|
|
hnp:DisclosureOfInformationAboutOtherEquityInstrumentsLineItems |
| 2041 |
Number, at the beginning of period |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesIssued |
| 2042 |
Amount, at the beginning of period |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:OtherEquityInterest |
| 2043 |
Number, Issuance |
Concept (Shares) |
For Period |
|
hnp:NumberOfSharesOfEquityInstrumentsIncreaseDecreaseInCurrentPeriodNewIssues |
| 2044 |
Amount, Issuance |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IssueOfEquity |
| 2045 |
Cumulative distributions, Accrual distribution |
Concept (Monetary) |
For Period |
Credit |
hnp:CumulativeInterestsOfOtherEquityInstrumentsIncreaseDecreaseInCurrentPeriod |
| 2046 |
Cumulative distributions, Distribution payment |
Concept (Monetary) |
For Period |
Debit |
hnp:PaymentOfCumulativeDistributionOfOtherEquityInstruments |
| 2047 |
Number, at the end of period |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesIssued |
| 2048 |
Amount, at the end of period |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:OtherEquityInterest |
| 2049 |
42300 - Disclosure - Surplus reserves (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/SurplusReservesDetail |
| 2050 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2051 |
Surplus reserves [abstract] |
Abstract |
|
|
hnp:SurplusReservesAbstract |
| 2052 |
Surplus reserves |
Concept (Monetary) |
As Of |
Credit |
hnp:SurplusReserves |
| 2053 |
Provision made for statutory surplus reserve |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionMadeForStatutorySurplusReserveInCurrentYear |
| 2054 |
Provision made to discretionary surplus reserve |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionMadeForDiscretionarySurplusReserveInCurrentYear |
| 2055 |
42301 - Disclosure - Surplus reserves (Disclosure of retained earnings) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/SurplusReservesDisclosureOfRetainedEarningsDetail |
| 2056 |
Disclosure of information of retained earnings [table] |
Table |
* |
* |
hnp:DisclosureOfInformationOfRetainedEarningsTable |
| 2057 |
Financial effect of transition from previous GAAP to IFRSs [axis] |
Axis |
|
|
ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis |
| 2058 |
IFRSs [member] |
Member |
|
|
ifrs-full:IFRSsMember |
| 2059 |
PRC GAAP [member] |
Member |
|
|
ifrs-full:PreviousGAAPMember |
| 2060 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2061 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2062 |
The Company [member] |
Member |
|
|
ifrs-full:ParentMember |
| 2063 |
Disclosure of information of retained earnings [line items] |
LineItems |
|
|
hnp:DisclosureOfInformationOfRetainedEarningsLineItems |
| 2064 |
Retained earnings |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:RetainedEarnings |
| 2065 |
42400 - Disclosure - Dividends of ordinary shares and cumulative distribution of other equity instruments (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DividendsOfOrdinarySharesAndCumulativeDistributionOfOtherEquityInstrumentsDetail |
| 2066 |
Dividends of ordinary shares and cumulative distribution of other equity instruments [table] |
Table |
* |
* |
hnp:DividendsOfOrdinarySharesAndCumulativeDistributionOfOtherEquityInstrumentsTable |
| 2067 |
Components of equity [axis] |
Axis |
|
|
ifrs-full:ComponentsOfEquityAxis |
| 2068 |
Equity [member] |
Member |
|
|
ifrs-full:EquityMember |
| 2069 |
Other equity instruments [member] |
Member |
|
|
ifrs-full:OtherEquityInterestMember |
| 2070 |
Dividends of ordinary shares and cumulative distribution of other equity instruments [line items] |
LineItems |
|
|
hnp:DividendsOfOrdinarySharesAndCumulativeDistributionOfOtherEquityInstrumentsLineItems |
| 2071 |
Cash dividend per share |
Concept (Share) |
For Period |
|
ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare |
| 2072 |
Total cash dividend |
Concept (Monetary) |
For Period |
|
ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners |
| 2073 |
Profit |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLoss |
| 2074 |
Cumulative distribution of other equity instruments |
Concept (Monetary) |
For Period |
Debit |
hnp:PaymentOfCumulativeDistributionOfOtherEquityInstruments |
| 2075 |
42500 - Disclosure - Long-term loans (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansDetail |
| 2076 |
Disclosure of long-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermLoansTable |
| 2077 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2078 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2079 |
Huaneng Group and its subsidiaries (a) [member] |
Member |
|
|
hnp:HuanengGroupAndItsSubsidiariesMember |
| 2080 |
Bank loans and other loans (b) [member] |
Member |
|
|
hnp:BanksAndOthersMember |
| 2081 |
Disclosure of long-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermLoansLineItems |
| 2082 |
Long-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentLoansReceived |
| 2083 |
Less: Current portion |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfLongTermLoans |
| 2084 |
Non-current portion |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentPortionOfNoncurrentLoansReceived |
| 2085 |
42501 - Disclosure - Long-term loans (Loans from Huaneng Group and its subsidiaries) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansLoansFromHuanengGroupAndItsSubsidiariesDetail |
| 2086 |
Disclosure of long-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermLoansTable |
| 2087 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2088 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2089 |
Huaneng Group and its subsidiaries [member] |
Member |
|
|
hnp:HuanengGroupAndItsSubsidiariesMember |
| 2090 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2091 |
Huaneng Finance [member] |
Member |
|
|
hnp:ChinaHuanengFinanceCorporationLimitedMember |
| 2092 |
Huaneng Tiancheng Financial Leasing Co., Ltd. ("Tiancheng Financial Leasing") [member] |
Member |
|
|
hnp:HuanengTianchengFinancialLeasingCoLtdMember |
| 2093 |
Types of loans [axis] |
Axis |
|
|
hnp:TypesOfLoansAxis |
| 2094 |
Loans [member] |
Member |
|
|
hnp:LoansMember |
| 2095 |
Unsecured [member] |
Member |
|
|
hnp:UnsecuredLoansMember |
| 2096 |
Secured [member] |
Member |
|
|
hnp:SecuredLoansMember |
| 2097 |
Types of original currency [axis] |
Axis |
|
|
hnp:TypesOfOriginalCurrencyAxis |
| 2098 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 2099 |
RMB [member] |
Member |
|
|
currency:CNY |
| 2100 |
Types of interest rates [axis] |
Axis |
|
|
ifrs-full:TypesOfInterestRatesAxis |
| 2101 |
Interest rate types [member] |
Member |
|
|
ifrs-full:InterestRateTypesMember |
| 2102 |
Variable rate [member] |
Member |
|
|
ifrs-full:FloatingInterestRateMember |
| 2103 |
Disclosure of long-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermLoansLineItems |
| 2104 |
Long-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentLoansReceived |
| 2105 |
Less: Current portion |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfLongTermLoans |
| 2106 |
Non-current portion |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentPortionOfNoncurrentLoansReceived |
| 2107 |
Annual interest rate |
Concept (Text/String) |
For Period |
|
hnp:LongTermLoansInterestRate |
| 2108 |
42502 - Disclosure - Long-term loans (Bank loans and other loans) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansBankLoansAndOtherLoansDetail |
| 2109 |
Disclosure of long-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermLoansTable |
| 2110 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2111 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2112 |
Bank loans and other loans [member] |
Member |
|
|
hnp:BanksAndOthersMember |
| 2113 |
Types of loans [axis] |
Axis |
|
|
hnp:TypesOfLoansAxis |
| 2114 |
Loans [member] |
Member |
|
|
hnp:LoansMember |
| 2115 |
Secured [member] |
Member |
|
|
hnp:SecuredLoansMember |
| 2116 |
Unsecured [member] |
Member |
|
|
hnp:UnsecuredLoansMember |
| 2117 |
Types of original currency [axis] |
Axis |
|
|
hnp:TypesOfOriginalCurrencyAxis |
| 2118 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 2119 |
RMB [member] |
Member |
|
|
currency:CNY |
| 2120 |
US$ [member] |
Member |
|
|
currency:USD |
| 2121 |
S$ [member] |
Member |
|
|
currency:SGD |
| 2122 |
EUR [member] |
Member |
|
|
currency:EUR |
| 2123 |
JPY [member] |
Member |
|
|
currency:JPY |
| 2124 |
Types of interest rates [axis] |
Axis |
|
|
ifrs-full:TypesOfInterestRatesAxis |
| 2125 |
Interest rate types [member] |
Member |
|
|
ifrs-full:InterestRateTypesMember |
| 2126 |
Fixed rate [member] |
Member |
|
|
ifrs-full:FixedInterestRateMember |
| 2127 |
Variable rate [member] |
Member |
|
|
ifrs-full:FloatingInterestRateMember |
| 2128 |
Disclosure of long-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermLoansLineItems |
| 2129 |
Long-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentLoansReceived |
| 2130 |
Less: Current portion |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfLongTermLoans |
| 2131 |
Non-current portion |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentPortionOfNoncurrentLoansReceived |
| 2132 |
Annual interest rate |
Concept (Text/String) |
For Period |
|
hnp:LongTermLoansInterestRate |
| 2133 |
42503 - Disclosure - Long-term loans (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansNarrativeDetail |
| 2134 |
Disclosure of long-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermLoansTable |
| 2135 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2136 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2137 |
Tiancheng Financial Leasing [member] |
Member |
|
|
hnp:HuanengTianchengFinancialLeasingCoLtdMember |
| 2138 |
Other financial leasing companies [member] |
Member |
|
|
hnp:OtherFinancialLeasingCompaniesMember |
| 2139 |
Types of loans [axis] |
Axis |
|
|
hnp:TypesOfLoansAxis |
| 2140 |
Loans [member] |
Member |
|
|
hnp:LoansMember |
| 2141 |
Secured [member] |
Member |
|
|
hnp:SecuredLoansMember |
| 2142 |
Type of assets used to secure to loans [axis] |
Axis |
|
|
hnp:TypeOfAssetsUsedToSecureToLoansAxis |
| 2143 |
Type of assets used to secure to loans [member] |
Member |
|
|
hnp:TypeOfAssetsUsedToSecureToLoansMember |
| 2144 |
Property, plant and equipment [member] |
Member |
|
|
ifrs-full:PropertyPlantAndEquipmentMember |
| 2145 |
Future electricity and heat revenue [member] |
Member |
|
|
hnp:FutureElectricityAndHeatRevenueMember |
| 2146 |
Disclosure of long-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermLoansLineItems |
| 2147 |
Long-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentLoansReceived |
| 2148 |
Nominal price of buy back when lease term expires |
Concept (Monetary) |
As Of |
Debit |
hnp:NominalPriceOfBuyBackWhenLeaseTermExpires |
| 2149 |
Net book value of property, plant and equipment |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:PropertyPlantAndEquipmentPledgedAsSecurity |
| 2150 |
42504 - Disclosure - Long-term loans (Maturity of long-term loans) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansMaturityOfLongTermLoansDetail |
| 2151 |
Disclosure of long-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermLoansTable |
| 2152 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 2153 |
Aggregated time bands [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 2154 |
Within 1 year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 2155 |
More than 1 year but no more than 2 years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 2156 |
More than 2 years but no more than 3 years [member] |
Member |
|
|
ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember |
| 2157 |
More than 3 years but no more than 4 years [member] |
Member |
|
|
ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember |
| 2158 |
More than 4 years but no more than 5 years [member] |
Member |
|
|
ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember |
| 2159 |
More than 5 years [member] |
Member |
|
|
ifrs-full:LaterThanFiveYearsMember |
| 2160 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2161 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2162 |
Huaneng Group and its subsidiaries [member] |
Member |
|
|
hnp:HuanengGroupAndItsSubsidiariesMember |
| 2163 |
Bank loans and other loans [member] |
Member |
|
|
hnp:BanksAndOthersMember |
| 2164 |
Disclosure of long-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermLoansLineItems |
| 2165 |
Long-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentLoansReceived |
| 2166 |
Less: amount due within 1 year included under current liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfLongTermLoans |
| 2167 |
Non-current portion |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentPortionOfNoncurrentLoansReceived |
| 2168 |
42505 - Disclosure - Long-term loans (Interest payment schedule of long-term loans in future years) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermLoansInterestPaymentScheduleOfLongTermLoansInFutureYearsDetail |
| 2169 |
Disclosure of long-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermLoansTable |
| 2170 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 2171 |
Aggregated time bands [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 2172 |
Within 1 year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 2173 |
More than 1 year but no more than 2 years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 2174 |
More than 2 year but no more than 5 years [member] |
Member |
|
|
ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember |
| 2175 |
More than 5 years [member] |
Member |
|
|
ifrs-full:LaterThanFiveYearsMember |
| 2176 |
Disclosure of long-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermLoansLineItems |
| 2177 |
The interest payment of long-term loans in the future years |
Concept (Monetary) |
As Of |
Credit |
hnp:EstimatedInterestPaymentOfLongTermLoansInFutureYears |
| 2178 |
42600 - Disclosure - Long-term bonds (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LongTermBondsDetail |
| 2179 |
Disclosure of long-term bonds [table] |
Table |
* |
* |
hnp:DisclosureOfLongTermBondsTable |
| 2180 |
Borrowings by name [axis] |
Axis |
|
|
ifrs-full:BorrowingsByNameAxis |
| 2181 |
Borrowings by name [member] |
Member |
|
|
ifrs-full:BorrowingsByNameMember |
| 2182 |
Corporate bonds with maturity of 10 years issued in May 2008 [member] |
Member |
|
|
hnp:CorporateBondsWithMaturityOf10YearsIssuedInMay2008Member |
| 2183 |
Medium-term notes with maturity of 5 years issued in July 2014 [member] |
Member |
|
|
hnp:MediumTermNotesWithMaturityOf5YearsIssuedInJuly2014Member |
| 2184 |
Corporate bonds issued in June 2016 [member] |
Member |
|
|
hnp:CorporateBondsIssuedInJune2016Member |
| 2185 |
Corporate bonds with maturity of 5 years issued in June 2016 [member] |
Member |
|
|
hnp:CorporateBondsWithMaturityOf5YearsIssuedInJune2016Member |
| 2186 |
Corporate bonds with maturity of 10 years issued in June 2016 [member] |
Member |
|
|
hnp:CorporateBondsWithMaturityOf10YearsIssuedInJune2016Member |
| 2187 |
Medium-term notes with maturity of 5 years issued in July 2017 [member] |
Member |
|
|
hnp:MediumTermNotesWithMaturityOf5YearsIssuedInJuly2017Member |
| 2188 |
Debt financing instrument with maturity of 3 years issued in July 2017 [member] |
Member |
|
|
hnp:DebtFinancingInstrumentWithMaturityOf3YearsIssuedInJuly2017Member |
| 2189 |
Corporate bonds with maturity of 3 years issued in November 2017 [member] |
Member |
|
|
hnp:CorporateBondsWithMaturityOf3YearsIssuedInNovember2017Member |
| 2190 |
Corporate bonds with maturity of 3 years issued in April 2018 [member] |
Member |
|
|
hnp:CorporateBondsWithMaturityOf3YearsIssuedInApril2018Member |
| 2191 |
Corporate bonds with maturity of 10 years issued in September 2018 [member] |
Member |
|
|
hnp:CorporateBondsWithMaturityOf10YearsIssuedInSeptember2018Member |
| 2192 |
Medium-term notes with maturity of 3 years issued in May 2018 [member] |
Member |
|
|
hnp:MediumTermNotesWithMaturityOf3YearsIssuedInMay2018Member |
| 2193 |
Medium-term notes with maturity of 3 years issued in July 2018 [member] |
Member |
|
|
hnp:MediumTermNotesWithMaturityOf3YearsIssuedInJuly2018Member |
| 2194 |
Debt financing instrument with maturity of 3 years issued in July 2018 [member] |
Member |
|
|
hnp:DebtFinancingInstrumentWithMaturityOf3YearsIssuedInJuly2018Member |
| 2195 |
Disclosure of long-term bonds [line items] |
LineItems |
|
|
hnp:DisclosureOfLongTermBondsLineItems |
| 2196 |
Maturity |
Concept (Text/String) |
For Period |
|
ifrs-full:BorrowingsMaturity |
| 2197 |
Face value |
Concept (Monetary) |
As Of |
|
ifrs-full:NotionalAmount |
| 2198 |
Annual interest rate |
Concept (Percent) |
As Of |
|
hnp:LongTermBondsInterestRate |
| 2199 |
Total actual proceeds received |
Concept (Monetary) |
For Period |
Debit |
hnp:ProceedsFromIssuanceOfNonCurrentBondsIssued |
| 2200 |
Annual effective interest rates |
Concept (Percent) |
For Period |
|
hnp:AnnualEffectiveInterestRates |
| 2201 |
Interest paid per annum |
Concept (Monetary) |
For Period |
Debit |
hnp:InterestPaidPerAnnum |
| 2202 |
Interest payable |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:InterestPayable |
| 2203 |
42700 - Disclosure - Other non-current liabilities (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentLiabilitiesDetail |
| 2204 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2205 |
Other non-current liabilities [abstract] |
Abstract |
|
|
hnp:OtherNonCurrentLiabilitiesAbstract |
| 2206 |
Finance lease payables (a) |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:MinimumFinanceLeasePaymentsPayableAtPresentValue |
| 2207 |
Government grants - Environmental subsidies (b) |
Concept (Monetary) |
As Of |
Credit |
hnp:EnvironmentalSubsidiesFromNonCurrentGovernmentGrants |
| 2208 |
Government grants - Other government grants |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherNonCurrentGovernmentGrants |
| 2209 |
Contract liabilities (c) |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentContractLiabilities |
| 2210 |
Other deferred income (c) |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherNonCurrentDeferredIncome |
| 2211 |
Others |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherNonCurrentLiabilitiesOthers |
| 2212 |
Subtotal |
Concept (Monetary) |
As Of |
Credit |
hnp:OtherNonCurrentLiabilitiesIncludingCurrentPortion |
| 2213 |
Current portion of finance lease payables |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfNonCurrentFinanceLeasePayables |
| 2214 |
Current portion of other non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfOtherNonCurrentLiabilitiesOthers |
| 2215 |
Subtotal |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPortionOfOtherNonCurrentLiabilities |
| 2216 |
Total |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:OtherNoncurrentLiabilities |
| 2217 |
42701 - Disclosure - Other non-current liabilities (Obligation under finance leases) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/OtherNonCurrentLiabilitiesObligationUnderFinanceLeasesDetail |
| 2218 |
Disclosure of other non-current liabilities [table] |
Table |
* |
* |
hnp:DisclosureOfOtherNonCurrentLiabilitiesTable |
| 2219 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 2220 |
Aggregated time bands [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 2221 |
Within 1 year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 2222 |
More than 1 year but no more than 2 years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 2223 |
More than 2 years but no more than 3 years [member] |
Member |
|
|
ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember |
| 2224 |
Over 3 years [member] |
Member |
|
|
ifrs-full:LaterThanThreeYearsMember |
| 2225 |
Disclosure of other non-current liabilities [line items] |
LineItems |
|
|
hnp:DisclosureOfOtherNonCurrentLiabilitiesLineItems |
| 2226 |
Non-current finance lease liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:MinimumFinanceLeasePaymentsPayable |
| 2227 |
Less: total future interest expense |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:FutureFinanceChargeOnFinanceLease |
| 2228 |
Total |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:MinimumFinanceLeasePaymentsPayableAtPresentValue |
| 2229 |
Asset-related government grants credited to the statement of comprehensive income |
Concept (Monetary) |
For Period |
Credit |
hnp:AmountsOfGovernmentGrantsRelatedToAssetsRecognisedInProfitOrLoss |
| 2230 |
42800 - Disclosure - Accounts payable and other liabilities (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsPayableAndOtherLiabilitiesDetail |
| 2231 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2232 |
Accounts payable and other liabilities [abstract] |
Abstract |
|
|
hnp:AccountsPayableAndOtherLiabilitiesAbstract |
| 2233 |
Accounts and notes payable |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers |
| 2234 |
Payables to contractors for construction |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentPayablesToContractorsForConstruction |
| 2235 |
Retention payables to contractors |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentRetentionPayables |
| 2236 |
Amounts received in advance |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentAdvances |
| 2237 |
Accrued interests |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentAccruedInterests |
| 2238 |
Others |
Concept (Monetary) |
As Of |
Credit |
hnp:AccountsPayableAndOtherLiabilitiesOthers |
| 2239 |
Total |
Concept (Monetary) |
As Of |
Credit |
hnp:AccountsPayableAndOtherLiabilities |
| 2240 |
Notes payable secured by notes receivable |
Concept (Monetary) |
As Of |
Credit |
hnp:NotesPayableSecuredByNotesReceivable |
| 2241 |
42801 - Disclosure - Accounts payable and other liabilities (Carrying amounts of financial liabilities) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsPayableAndOtherLiabilitiesCarryingAmountsOfFinancialLiabilitiesDetail |
| 2242 |
Carrying amounts of financial liabilities [table] |
Table |
* |
* |
hnp:CarryingAmountsOfCurrentFinancialLiabilitiesTable |
| 2243 |
Currencies of financial liabilities denominated [axis] |
Axis |
|
|
hnp:CurrenciesOfCurrentFinancialLiabilitiesDenominatedAxis |
| 2244 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 2245 |
RMB [member] |
Member |
|
|
currency:CNY |
| 2246 |
S$ [member] |
Member |
|
|
currency:SGD |
| 2247 |
US$ [member] |
Member |
|
|
currency:USD |
| 2248 |
JPY [member] |
Member |
|
|
currency:JPY |
| 2249 |
EUR [member] |
Member |
|
|
currency:EUR |
| 2250 |
PKR [member] |
Member |
|
|
currency:PKR |
| 2251 |
Carrying amounts of financial liabilities [line items] |
LineItems |
|
|
hnp:CarryingAmountsOfCurrentFinancialLiabilitiesLineItems |
| 2252 |
Carrying amounts of financial liabilities (excluding amounts received in advance) included in accounts payable and other liabilities |
Concept (Monetary) |
As Of |
Credit |
hnp:FinancialLiabilitiesExcludingAmountsReceivedInAdvanceIncludedInAccountsPayableAndOtherLiabilities |
| 2253 |
42802 - Disclosure - Accounts payable and other liabilities (Ageing analysis of accounts and notes payable) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AccountsPayableAndOtherLiabilitiesAgeingAnalysisOfAccountsAndNotesPayableDetail |
| 2254 |
The ageing analysis of accounts and notes payable [table] |
Table |
* |
* |
hnp:AgeingAnalysisOfAccountsAndNotesPayableTable |
| 2255 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 2256 |
Aggregated time bands [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 2257 |
Within 1 year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 2258 |
Between 1 to 2 years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 2259 |
Over 2 years [member] |
Member |
|
|
hnp:LaterThanTwoYearsMember |
| 2260 |
The ageing analysis of accounts and notes payable [line items] |
LineItems |
|
|
hnp:AgeingAnalysisOfAccountsAndNotesPayableLineItems |
| 2261 |
Accounts and notes payable |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers |
| 2262 |
42900 - Disclosure - Taxes payable (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/TaxesPayableDetail |
| 2263 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2264 |
Taxes payable [abstract] |
Abstract |
|
|
hnp:TaxesPayableAbstract |
| 2265 |
VAT payable |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentValueAddedTaxPayables |
| 2266 |
Income tax payable |
Concept (Monetary) |
As Of |
Credit |
hnp:IncomeTaxPayable |
| 2267 |
Others |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentTaxesPayableOthers |
| 2268 |
Total |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentTaxLiabilitiesCurrent |
| 2269 |
43000 - Disclosure - Short-term bonds (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShortTermBondsDetail |
| 2270 |
Disclosure of short-term bonds [table] |
Table |
* |
* |
hnp:DisclosureOfShortTermBondsTable |
| 2271 |
Borrowings by name [axis] |
Axis |
|
|
ifrs-full:BorrowingsByNameAxis |
| 2272 |
Borrowings by name [member] |
Member |
|
|
ifrs-full:BorrowingsByNameMember |
| 2273 |
Unsecured super short-term bond with maturity of 180 days issued in October 2017 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf180DaysIssuedInOctober2017Member |
| 2274 |
Unsecured super short-term bond one with maturity of 180 days issued in November 2017 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondOneWithMaturityOf180DaysIssuedInNovember2017Member |
| 2275 |
Unsecured super short-term bond two with maturity of 180 days issued in November 2017 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondTwoWithMaturityOf180DaysIssuedInNovember2017Member |
| 2276 |
Unsecured super short-term bond with maturity of 90 days issued in December 2017 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf90DaysIssuedInDecember2017Member |
| 2277 |
Unsecured super short-term bond with maturity of 90 days issued in February 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf90DaysIssuedInFebruary2018Member |
| 2278 |
Unsecured super short-term bond with maturity of 90 days issued in March 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf90DaysIssuedInMarch2018Member |
| 2279 |
Unsecured super short-term bond with maturity of 150 days issued in March 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf150DaysIssuedInMarch2018Member |
| 2280 |
Unsecured super short-term bond with maturity of 180 days issued in March 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf180DaysIssuedInMarch2018Member |
| 2281 |
Unsecured super short-term bond one with maturity of 180 days issued in May 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondOneWithMaturityOf180DaysIssuedInMay2018Member |
| 2282 |
Unsecured super short-term bond with maturity of 150 days issued in May 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf150DaysIssuedInMay2018Member |
| 2283 |
Unsecured super short-term bond two with maturity of 180 days issued in May 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondTwoWithMaturityOf180DaysIssuedInMay2018Member |
| 2284 |
Unsecured super short-term bond with maturity of 90 days issued in May 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf90DaysIssuedInMay2018Member |
| 2285 |
Unsecured super short-term bond with maturity of 180 days issued in June 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf180DaysIssuedInJune2018Member |
| 2286 |
Unsecured super short-term bond with maturity of 90 days issued in August 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf90DaysIssuedInAugust2018Member |
| 2287 |
Unsecured super short-term bond with maturity of 180 days issued in October 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf180DaysIssuedInOctober2018Member |
| 2288 |
Unsecured super short-term bond one with maturity of 90 days issued in November 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondOneWithMaturityOf90DaysIssuedInNovember2018Member |
| 2289 |
Unsecured super short-term bond one with maturity of 180 days issued in November 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondOneWithMaturityOf180DaysIssuedInNovember2018Member |
| 2290 |
Unsecured super short-term bond two with maturity of 180 days issued in November 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondTwoWithMaturityOf180DaysIssuedInNovember2018Member |
| 2291 |
Unsecured super short-term bond two with maturity of 90 days issued in November 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondTwoWithMaturityOf90DaysIssuedInNovember2018Member |
| 2292 |
Unsecured super short-term bond with maturity of 270 days issued in December 2018 [member] |
Member |
|
|
hnp:UnsecuredSuperShortTermBondWithMaturityOf270DaysIssuedInDecember2018Member |
| 2293 |
Disclosure of short-term bonds [line items] |
LineItems |
|
|
hnp:DisclosureOfShortTermBondsLineItems |
| 2294 |
Face value |
Concept (Monetary) |
As Of |
|
ifrs-full:NotionalAmount |
| 2295 |
Annual interest rate |
Concept (Percent) |
As Of |
|
hnp:ShortTermBondsInterestRate |
| 2296 |
Maturity |
Concept (Text/String) |
For Period |
|
ifrs-full:BorrowingsMaturity |
| 2297 |
Annual effective interest rates |
Concept (Percent) |
For Period |
|
hnp:AnnualEffectiveInterestRates |
| 2298 |
Interest payables |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:InterestPayable |
| 2299 |
43100 - Disclosure - Short-term loans (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShortTermLoansDetail |
| 2300 |
Disclosure of short-term loans [table] |
Table |
* |
* |
hnp:DisclosureOfShortTermLoansTable |
| 2301 |
Types of loans [axis] |
Axis |
|
|
hnp:TypesOfLoansAxis |
| 2302 |
Loans [member] |
Member |
|
|
hnp:LoansMember |
| 2303 |
Secured [member] |
Member |
|
|
hnp:SecuredLoansMember |
| 2304 |
Unsecured [member] |
Member |
|
|
hnp:UnsecuredLoansMember |
| 2305 |
Types of original currency [axis] |
Axis |
|
|
hnp:TypesOfOriginalCurrencyAxis |
| 2306 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 2307 |
RMB [member] |
Member |
|
|
currency:CNY |
| 2308 |
US$ [member] |
Member |
|
|
currency:USD |
| 2309 |
PKR [member] |
Member |
|
|
currency:PKR |
| 2310 |
Types of interest rates [axis] |
Axis |
|
|
ifrs-full:TypesOfInterestRatesAxis |
| 2311 |
Interest rate types [member] |
Member |
|
|
ifrs-full:InterestRateTypesMember |
| 2312 |
Fixed rate [member] |
Member |
|
|
ifrs-full:FixedInterestRateMember |
| 2313 |
Variable rate [member] |
Member |
|
|
ifrs-full:FloatingInterestRateMember |
| 2314 |
Disclosure of short-term loans [line items] |
LineItems |
|
|
hnp:DisclosureOfShortTermLoansLineItems |
| 2315 |
Short-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentLoansReceived |
| 2316 |
Annual interest rate |
Concept (Text/String) |
For Period |
|
hnp:ShortTermLoansInterestRate |
| 2317 |
43101 - Disclosure - Short-term loans (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/ShortTermLoansNarrativeDetail |
| 2318 |
Conditions of short-term loans [table] |
Table |
* |
* |
hnp:ConditionsOfShortTermLoansTable |
| 2319 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 2320 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 2321 |
Ruyi Pakistan Energy [member] |
Member |
|
|
hnp:HuanengShandongRuyiPakistanEnergyPrivateCoLtdMember |
| 2322 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2323 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2324 |
Huaneng Group and Ruyi Technology Group [member] |
Member |
|
|
hnp:HuanengGroupAndRuyiTechnologyGroupMember |
| 2325 |
Shandong Luyi Power International Limited Company ("Luyi Power") [member] |
Member |
|
|
hnp:ShandongLuyiPowerInternationalLimitedCompanyMember |
| 2326 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2327 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2328 |
Huaneng Capital Services Co., Ltd. [member] |
Member |
|
|
hnp:HuanengCapitalServicesCoLtdMember |
| 2329 |
Huaneng Finance [member] |
Member |
|
|
hnp:ChinaHuanengFinanceCorporationLimitedMember |
| 2330 |
Xi'an Thermal Power Research Institute Co., Ltd ("Xi'an Thermal") [member] |
Member |
|
|
hnp:XianThermalPowerResearchInstituteCoLtdMember |
| 2331 |
A subsidiary of Huaneng Energy & Communications Holdings Co., Ltd. [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengEnergyCommunicationsHoldingsCoLtdMember |
| 2332 |
Conditions of short-term loans [line items] |
LineItems |
|
|
hnp:ConditionsOfShortTermLoansLineItems |
| 2333 |
Short-term loans represented the notes receivable that were discounted with resource |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentLoansReceivedFromNotesReceivableDiscountedWithRecourse |
| 2334 |
Short-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentLoansReceived |
| 2335 |
Short-term loans guaranteed by related parties |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentLoansGuaranteedByRelatedParties |
| 2336 |
Amount of Irrevocable stand-by letter of credit used for guarantee |
Concept (Monetary) |
As Of |
Credit |
hnp:AmountOfIrrevocableStandByLetterOfCreditUsedForGuarantee |
| 2337 |
Annual interest rate |
Concept (Text/String) |
For Period |
|
hnp:ShortTermLoansInterestRate |
| 2338 |
43200 - Disclosure - Deferred income tax assets and liabilities (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesDetail |
| 2339 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2340 |
Deferred income tax assets and liabilities [abstract] |
Abstract |
|
|
ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract |
| 2341 |
Deferred income tax assets before offsetting |
Concept (Monetary) |
As Of |
Debit |
hnp:DeferredIncomeTaxAssetsBeforeOffsetting |
| 2342 |
Offset amount |
Concept (Monetary) |
As Of |
|
hnp:DeferredTaxOffsetAmount |
| 2343 |
Deferred income tax assets after offsetting |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:DeferredTaxAssets |
| 2344 |
Deferred income tax liabilities before offsetting |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredIncomeTaxLiabilitiesBeforeOffsetting |
| 2345 |
Offset amount |
Concept (Monetary) |
As Of |
|
hnp:DeferredTaxOffsetAmount |
| 2346 |
Deferred income tax liabilities after offsetting |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DeferredTaxLiabilities |
| 2347 |
Net deferred income tax assets and liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DeferredTaxLiabilityAsset |
| 2348 |
43201 - Disclosure - Deferred income tax assets and liabilities (Gross movement on deferred income tax accounts) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesGrossMovementOnDeferredIncomeTaxAccountsDetail |
| 2349 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2350 |
Deferred income tax assets and liabilities [abstract] |
Abstract |
|
|
ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract |
| 2351 |
Beginning of the year |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DeferredTaxLiabilityAsset |
| 2352 |
Adjustment on initial application of IFRS 9 |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredIncomeTaxAssetsAndLiabilitiesIncreaseDecreaseThroughChangesInAccountingPolicies |
| 2353 |
Adjusted balance at the beginning of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredTaxLiabilityAssetCarryingAmountImmediatelyAfterInitialApplicationOfIfrs9 |
| 2354 |
Business combination (Note 41) |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset |
| 2355 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughLossOfControlOfSubsidiaryDeferredTaxLiabilityAsset |
| 2356 |
Credited to profit or loss (Note 34) |
Concept (Monetary) |
For Period |
|
ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss |
| 2357 |
Credited to other comprehensive income |
Concept (Monetary) |
For Period |
|
ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome |
| 2358 |
Currency translation differences |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset |
| 2359 |
End of the year |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DeferredTaxLiabilityAsset |
| 2360 |
43202 - Disclosure - Deferred income tax assets and liabilities (Movements in deferred income tax assets without taking into consideration offsetting) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesMovementsInDeferredIncomeTaxAssetsWithoutTakingIntoConsiderationOffsettingDetail |
| 2361 |
Disclosure of deferred income tax assets and liabilities [table] |
Table |
* |
* |
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesTable |
| 2362 |
Temporary difference, unused tax losses and unused tax credits [axis] |
Axis |
|
|
ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis |
| 2363 |
Temporary difference, unused tax losses and unused tax credits [member] |
Member |
|
|
ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember |
| 2364 |
Hedging reserve [member] |
Member |
|
|
hnp:TemporaryDifferenceHedgingReserveMember |
| 2365 |
Amortization of land use rights [member] |
Member |
|
|
hnp:TemporaryDifferenceAmortizationOfLandUseRightsMember |
| 2366 |
Provision for impairment loss [member] |
Member |
|
|
hnp:TemporaryDifferenceProvisionForImpairmentLossMember |
| 2367 |
Depreciation [member] |
Member |
|
|
hnp:TemporaryDifferenceDepreciationMember |
| 2368 |
Accrued expenses [member] |
Member |
|
|
hnp:TemporaryDifferenceAccruedExpensesMember |
| 2369 |
VAT refunds on purchases of domestically manufactured equipment [member] |
Member |
|
|
hnp:TemporaryDifferenceValueAddedTaxRefundsOnPurchasesOfDomesticallyManufacturedEquipmentMember |
| 2370 |
Unused tax losses [member] |
Member |
|
|
ifrs-full:UnusedTaxLossesMember |
| 2371 |
Others [member] |
Member |
|
|
ifrs-full:OtherTemporaryDifferencesMember |
| 2372 |
Disclosure of deferred income tax assets and liabilities [line items] |
LineItems |
|
|
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesLineItems |
| 2373 |
Beginning of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:DeferredIncomeTaxAssetsBeforeOffsetting |
| 2374 |
Business combination (Note 41) |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseThroughBusinessCombinationsDeferredTaxAssetsPriorToOffset |
| 2375 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseThroughLossOfControlOfSubsidiaryDeferredTaxAssetsPriorToOffset |
| 2376 |
(Charged) /credited to profit or loss |
Concept (Monetary) |
For Period |
Debit |
hnp:DeferredTaxExpenseIncomeRecognisedInProfitOrLossDeferredTaxAssetsPriorToOffset |
| 2377 |
Credited to other comprehensive income |
Concept (Monetary) |
For Period |
Debit |
hnp:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeDeferredTaxAssetsPriorToOffset |
| 2378 |
Currency translation differences |
Concept (Monetary) |
For Period |
Debit |
hnp:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxAssetsPriorToOffset |
| 2379 |
End of the year |
Concept (Monetary) |
As Of |
Debit |
hnp:DeferredIncomeTaxAssetsBeforeOffsetting |
| 2380 |
43203 - Disclosure - Deferred income tax assets and liabilities (Movements in deferred income tax liabilities without taking into consideration offsetting) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesMovementsInDeferredIncomeTaxLiabilitiesWithoutTakingIntoConsiderationOffsettingDetail |
| 2381 |
Disclosure of deferred income tax assets and liabilities [table] |
Table |
* |
* |
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesTable |
| 2382 |
Temporary difference, unused tax losses and unused tax credits [axis] |
Axis |
|
|
ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis |
| 2383 |
Temporary difference, unused tax losses and unused tax credits [member] |
Member |
|
|
ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember |
| 2384 |
Hedging reserve [member] |
Member |
|
|
hnp:TemporaryDifferenceHedgingReserveMember |
| 2385 |
Fair value gains [member] |
Member |
|
|
hnp:TemporaryDifferenceFairValueGainsMember |
| 2386 |
Amortization of land use rights [member] |
Member |
|
|
hnp:TemporaryDifferenceAmortizationOfLandUseRightsMember |
| 2387 |
Depreciation [member] |
Member |
|
|
hnp:TemporaryDifferenceDepreciationMember |
| 2388 |
Power generation license [member] |
Member |
|
|
hnp:TemporaryDifferencePowerGenerationLicenseMember |
| 2389 |
Mining rights [member] |
Member |
|
|
hnp:TemporaryDifferenceMiningRightsMember |
| 2390 |
Territorial water use right [member] |
Member |
|
|
hnp:TemporaryDifferenceTerritorialWaterUseRightMember |
| 2391 |
Others [member] |
Member |
|
|
ifrs-full:OtherTemporaryDifferencesMember |
| 2392 |
Disclosure of deferred income tax assets and liabilities [line items] |
LineItems |
|
|
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesLineItems |
| 2393 |
At end of prior year |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredIncomeTaxLiabilitiesBeforeOffsetting |
| 2394 |
Adjustment on initial application of IFRS 9 |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredIncomeTaxAssetsAndLiabilitiesIncreaseDecreaseThroughChangesInAccountingPolicies |
| 2395 |
Beginning of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredIncomeTaxLiabilitiesBeforeOffsettingCarryingAmountImmediatelyAfterInitialApplicationOfIfrs9 |
| 2396 |
Business combination (Note 41) |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilitiesPriorToOffset |
| 2397 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughLossOfControlOfSubsidiaryDeferredTaxLiabilitiesPriorToOffset |
| 2398 |
Credited to profit or loss |
Concept (Monetary) |
For Period |
Credit |
hnp:DeferredTaxExpenseIncomeRecognisedInProfitOrLossDeferredTaxLiabilitiesPriorToOffset |
| 2399 |
Credited /(charged) to other comprehensive income |
Concept (Monetary) |
For Period |
Credit |
hnp:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeDeferredTaxLiabilitiesPriorToOffset |
| 2400 |
Currency translation differences |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilitiesPriorToOffset |
| 2401 |
End of the year |
Concept (Monetary) |
As Of |
Credit |
hnp:DeferredIncomeTaxLiabilitiesBeforeOffsetting |
| 2402 |
43204 - Disclosure - Deferred income tax assets and liabilities (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesNarrativeDetail |
| 2403 |
Disclosure of deferred income tax assets and liabilities [table] |
Table |
* |
* |
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesTable |
| 2404 |
Temporary difference, unused tax losses and unused tax credits [axis] |
Axis |
|
|
ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis |
| 2405 |
Temporary difference, unused tax losses and unused tax credits [member] |
Member |
|
|
ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember |
| 2406 |
Temporary differences relating to interest in equity method investees [member] |
Member |
|
|
hnp:TemporaryDifferencesInterestInEquityMethodInvesteesMember |
| 2407 |
Temporary differences relating to the undistributed profit of a wholly-owned foreign subsidiary [member] |
Member |
|
|
hnp:TemporaryDifferencesUndistributedProfitOfWhollyOwnedForeignSubsidiariesMember |
| 2408 |
Disclosure of deferred income tax assets and liabilities [line items] |
LineItems |
|
|
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesLineItems |
| 2409 |
Taxable temporary differences |
Concept (Monetary) |
As Of |
|
ifrs-full:TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesAndInterestsInJointVentures |
| 2410 |
Deferred tax liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:DeferredTaxLiabilities |
| 2411 |
43205 - Disclosure - Deferred income tax assets and liabilities (Unrecognised deferred income tax assets in respect of certain deductible temporary differences and accumulated tax losses) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesUnrecognisedDeferredIncomeTaxAssetsInRespectOfCertainDeductibleTemporaryDifferencesAndAccumulatedTaxLossesDetail |
| 2412 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2413 |
Deferred income tax assets and liabilities [abstract] |
Abstract |
|
|
ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract |
| 2414 |
Deductible temporary differences |
Concept (Monetary) |
As Of |
|
ifrs-full:DeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetIsRecognised |
| 2415 |
Unused tax losses |
Concept (Monetary) |
As Of |
|
ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised |
| 2416 |
Total |
Concept (Monetary) |
As Of |
Debit |
hnp:DeductibleTemporaryDifferencesAndUnusedTaxLossesForWhichNoDeferredTaxAssetIsRecognised |
| 2417 |
43206 - Disclosure - Deferred income tax assets and liabilities (Summarized information of expiry dates of tax losses) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DeferredIncomeTaxAssetsAndLiabilitiesSummarizedInformationOfExpiryDatesOfTaxLossesDetail |
| 2418 |
Disclosure of deferred income tax assets and liabilities [table] |
Table |
* |
* |
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesTable |
| 2419 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 2420 |
Year of expiry [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 2421 |
Not later than one year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 2422 |
Later than one year and not later than two years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 2423 |
Later than two years and not later than three years [member] |
Member |
|
|
ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember |
| 2424 |
Later than three years and not later than four years [member] |
Member |
|
|
ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember |
| 2425 |
Later than four years and not later than five years [member] |
Member |
|
|
ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember |
| 2426 |
Disclosure of deferred income tax assets and liabilities [line items] |
LineItems |
|
|
hnp:DisclosureOfDeferredIncomeTaxAssetsAndLiabilitiesLineItems |
| 2427 |
The tax losses |
Concept (Monetary) |
As Of |
|
ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised |
| 2428 |
43300 - Disclosure - Additional financial information to consolidated statements of financial position (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/AdditionalFinancialInformationToConsolidatedStatementsOfFinancialPositionDetail |
| 2429 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2430 |
Additional financial information to consolidated statements of financial position [abstract] |
Abstract |
|
|
hnp:AdditionalFinancialInformationToConsolidatedStatementsOfFinancialPositionAbstract |
| 2431 |
Net current liabilities |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssetsLiabilities |
| 2432 |
Total assets less current liabilities |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:AssetsLessCurrentLiabilities |
| 2433 |
43400 - Disclosure - Income tax expense (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/IncomeTaxExpenseDetail |
| 2434 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2435 |
Income tax expense [abstract] |
Abstract |
|
|
hnp:IncomeTaxExpenseAbstract |
| 2436 |
Current income tax expense |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:CurrentTaxExpenseIncome |
| 2437 |
Deferred income tax (Note 32) |
Concept (Monetary) |
For Period |
|
ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss |
| 2438 |
Total |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxExpenseContinuingOperations |
| 2439 |
43401 - Disclosure - Income tax expense (Reconciliation of effective income tax rate from notional income tax rate) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/IncomeTaxExpenseReconciliationOfEffectiveIncomeTaxRateFromNotionalIncomeTaxRateDetail |
| 2440 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2441 |
Income tax expense [abstract] |
Abstract |
|
|
hnp:IncomeTaxExpenseAbstract |
| 2442 |
Notional tax on profit before income tax expense, calculated at the applicable income tax rates in the countries concerned |
Concept (Percent) |
For Period |
|
ifrs-full:ApplicableTaxRate |
| 2443 |
Effect of tax losses not recognised |
Concept (Percent) |
For Period |
|
ifrs-full:TaxRateEffectOfTaxLosses |
| 2444 |
Effect of deductible temporary differences not recognised |
Concept (Percent) |
For Period |
|
hnp:TaxRateEffectOfDeductibleTemporaryDifferencesNotRecognised |
| 2445 |
Effect of non-taxable income |
Concept (Percent) |
For Period |
|
ifrs-full:TaxRateEffectOfRevenuesExemptFromTaxation |
| 2446 |
Effect of non-deductible expenses |
Concept (Percent) |
For Period |
|
ifrs-full:TaxRateEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss |
| 2447 |
Statutory tax concession |
Concept (Percent) |
For Period |
|
hnp:TaxRateEffectOfStatutoryTaxConcession |
| 2448 |
Others |
Concept (Percent) |
For Period |
|
ifrs-full:OtherTaxRateEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome |
| 2449 |
Effective tax rate |
Concept (Percent) |
For Period |
|
ifrs-full:AverageEffectiveTaxRate |
| 2450 |
43402 - Disclosure - Income tax expense (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/IncomeTaxExpenseNarrativeDetail |
| 2451 |
Detail of income tax expense [table] |
Table |
* |
* |
hnp:DetailOfIncomeTaxExpenseTable |
| 2452 |
Geographical areas [axis] |
Axis |
|
|
ifrs-full:GeographicalAreasAxis |
| 2453 |
Geographical areas [member] |
Member |
|
|
ifrs-full:GeographicalAreasMember |
| 2454 |
Hong Kong [member] |
Member |
|
|
country:HK |
| 2455 |
PRC [member] |
Member |
|
|
country:CN |
| 2456 |
Singapore [member] |
Member |
|
|
country:SG |
| 2457 |
Pakistan [member] |
Member |
|
|
country:PK |
| 2458 |
Types of business [axis] |
Axis |
|
|
hnp:TypesOfBusinessAxis |
| 2459 |
Types of business [member] |
Member |
|
|
hnp:TypesOfBusinessMember |
| 2460 |
Power generation business [member] |
Member |
|
|
hnp:TypeOfBusinessForPowerGenerationMember |
| 2461 |
Maintenance service [member] |
Member |
|
|
hnp:TypeOfBusinessForMaintenanceServicesMember |
| 2462 |
Detail of income tax expense [line items] |
LineItems |
|
|
hnp:DetailOfIncomeTaxExpenseLineItems |
| 2463 |
Profits tax |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncomeTaxExpenseContinuingOperations |
| 2464 |
Estimated assessable profits |
Concept (Monetary) |
For Period |
Credit |
hnp:EstimatedAssessableProfits |
| 2465 |
Applicable income tax rate |
Concept (Percent) |
For Period |
|
ifrs-full:ApplicableTaxRate |
| 2466 |
Period of income tax exemption |
Concept (Text/String) |
For Period |
|
hnp:PeriodOfIncomeTaxExemption |
| 2467 |
Income tax |
Concept (Text/String) |
For Period |
|
hnp:IncomeTax |
| 2468 |
43500 - Disclosure - Earnings per share (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/EarningsPerShareDetail |
| 2469 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2470 |
Earnings per share [abstract] |
Abstract |
|
|
ifrs-full:EarningsPerShareAbstract |
| 2471 |
Profit/(loss) from continuing operations attributable to shareholders |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossAttributableToOwnersOfParent |
| 2472 |
Less: cumulative distribution of other equity instruments |
Concept (Monetary) |
For Period |
Credit |
hnp:CumulativeInterestsOfOtherEquityInstrumentsIncreaseDecreaseInCurrentPeriod |
| 2473 |
Consolidated net profit attributable to ordinary Shareholders of the Company |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity |
| 2474 |
Weighted average number of the Company's outstanding ordinary shares ('000) |
Concept (Shares) |
For Period |
|
ifrs-full:WeightedAverageShares |
| 2475 |
Basic and diluted earnings per share (RMB) |
Concept (Share) |
For Period |
|
ifrs-full:BasicAndDilutedEarningsLossPerShare |
| 2476 |
Weighted average number of ordinary shares [abstract] |
Abstract |
|
|
ifrs-full:WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract |
| 2477 |
Issued ordinary shares at the beginning of the year |
Concept (Shares) |
As Of |
|
ifrs-full:NumberOfSharesOutstanding |
| 2478 |
Effect of share issue (Note 21) |
Concept (Shares) |
For Period |
|
hnp:EffectOfShareIssueOnWeightedAverageNumberOfOrdinaryShares |
| 2479 |
Weighted average number of ordinary shares at the end of the year |
Concept (Shares) |
For Period |
|
ifrs-full:WeightedAverageShares |
| 2480 |
Dilutive effect on earnings per share |
Concept (Share) |
For Period |
|
hnp:DilutiveEffectOfDilutivePotentialOrdinarySharesOnEarningsPerShare |
| 2481 |
Dilutive potential ordinary |
Concept (Shares) |
For Period |
|
hnp:DilutivePotentialOrdinary |
| 2482 |
43600 - Disclosure - Notes to consolidated statement of cash flows (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/NotesToConsolidatedStatementOfCashFlowsDetail |
| 2483 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2484 |
Consolidated Statements of Cash Flows [abstract] |
Abstract |
|
|
ifrs-full:StatementOfCashFlowsAbstract |
| 2485 |
Total bank balances and cash |
Concept (Monetary) |
As Of |
Debit |
hnp:CashAndCashEquivalentsIncludingCashRestricted |
| 2486 |
Add: cash and cash equivalents transferred to disposal group |
Concept (Monetary) |
As Of |
Debit |
hnp:CashAndCashEquivalentsTransferredToDisposalGroup |
| 2487 |
Less: restricted cash |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentRestrictedCashAndCashEquivalents |
| 2488 |
Cash and cash equivalents as at year end |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CashAndCashEquivalents |
| 2489 |
43601 - Disclosure - Notes to consolidated statement of cash flows (Currencies of bank balances and cash denominated) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/NotesToConsolidatedStatementOfCashFlowsCurrenciesOfBankBalancesAndCashDenominatedDetail |
| 2490 |
Bank balances and cash denominated [table] |
Table |
* |
* |
hnp:BankBalancesAndCashDenominatedTable |
| 2491 |
Currencies of bank balances and cash denominated [axis] |
Axis |
|
|
hnp:CurrenciesOfBankBalancesAndCashDenominatedAxis |
| 2492 |
All Currencies [Domain] |
Member |
|
|
currency:AllCurrenciesDomain |
| 2493 |
RMB [member] |
Member |
|
|
currency:CNY |
| 2494 |
S$ [member] |
Member |
|
|
currency:SGD |
| 2495 |
US$ [member] |
Member |
|
|
currency:USD |
| 2496 |
Others [member] |
Member |
|
|
hnp:OtherCurrenciesMember |
| 2497 |
Currencies of bank balances and cash denominated [line items] |
LineItems |
|
|
hnp:CurrenciesOfBankBalancesAndCashDenominatedLineItems |
| 2498 |
Bank balances and cash |
Concept (Monetary) |
As Of |
Debit |
hnp:CashAndCashEquivalentsIncludingCashRestricted |
| 2499 |
Material non-cash investing and financing transactions |
Concept (Monetary) |
For Period |
Debit |
hnp:MaterialNonCashInvestingAndFinancingTransactions |
| 2500 |
43602 - Disclosure - Notes to consolidated statement of cash flows (Changes in group's liabilities from financing activities) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/NotesToConsolidatedStatementOfCashFlowsChangesInGroupsLiabilitiesFromFinancingActivitiesDetail |
| 2501 |
Disclosure of reconciliation of liabilities arising from financing activities [table] |
Table |
* |
* |
ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesTable |
| 2502 |
Liabilities arising from financing activities [axis] |
Axis |
|
|
ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis |
| 2503 |
Liabilities arising from financing activities [member] |
Member |
|
|
ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember |
| 2504 |
Loans (Note25, 31) [member] |
Member |
|
|
hnp:LoansMember |
| 2505 |
Bonds (Note26, 30) [member] |
Member |
|
|
hnp:BondsIssuedMember |
| 2506 |
Accrued interests (Note 28) [member] |
Member |
|
|
hnp:AccruedInterestsMember |
| 2507 |
Cumulative distribution of other equity instrument investments (Note 24) [member] |
Member |
|
|
hnp:CumulativeDistributionOfOtherEquityInstrumentInvestmentsMember |
| 2508 |
Finance leases payables (Note 27) [member] |
Member |
|
|
hnp:FinanceLeasesPayablesMember |
| 2509 |
Interest rate swaps contracts (liabilities) (Note 14) [member] |
Member |
|
|
ifrs-full:InterestRateSwapContractMember |
| 2510 |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesLineItems |
| 2511 |
The group's liabilities from financing activities at the beginning of the year |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:LiabilitiesArisingFromFinancingActivities |
| 2512 |
(a) Business combination |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughBusinessCombinationLiabilitiesArisingFromFinancingActivities |
| 2513 |
(b) Changes from financing cash flows: |
Abstract |
|
|
hnp:ChangesThroughFinancingCashFlowsLiabilitiesArisingFromFinancingActivitiesAbstract |
| 2514 |
Proceeds from new bank loans |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughProceedsFromNewBankLoansLiabilitiesArisingFromFinancingActivities |
| 2515 |
Repayment of bank loans |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughRepaymentOfBankLoansLiabilitiesArisingFromFinancingActivities |
| 2516 |
Proceeds from new bonds |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughProceedsFromNewBondsLiabilitiesArisingFromFinancingActivities |
| 2517 |
Repayment of bonds |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughRepaymentOfBondsLiabilitiesArisingFromFinancingActivities |
| 2518 |
Capital element of finance lease rentals paid |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughCapitalElementOfFinanceLeaseRentalsPaidLiabilitiesArisingFromFinancingActivities |
| 2519 |
Interest element of finance lease rentals paid |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughInterestElementOfFinanceLeaseRentalsPaidLiabilitiesArisingFromFinancingActivities |
| 2520 |
Interest paid |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughInterestPaidLiabilitiesArisingFromFinancingActivities |
| 2521 |
Others |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughOtherFinancingCashFlowsLiabilitiesArisingFromFinancingActivities |
| 2522 |
(c) Exchange adjustments |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughEffectOfChangesInForeignExchangeRatesLiabilitiesArisingFromFinancingActivities |
| 2523 |
(d) Changes in fair value |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughChangesInFairValuesLiabilitiesArisingFromFinancingActivities |
| 2524 |
(e) Other changes: |
Abstract |
|
|
hnp:OtherChangesInLiabilitiesArisingFromFinancingActivitiesAbstract |
| 2525 |
New finance leases |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseThroughNewLeasesLiabilitiesArisingFromFinancingActivities |
| 2526 |
Interest expenses |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughInterestExpensesLiabilitiesArisingFromFinancingActivities |
| 2527 |
Accrued cumulative distribution of other equity instrument investment |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughAccruedCumulativeDistributionOfOtherEquityInstrumentInvestmentLiabilitiesArisingFromFinancingActivities |
| 2528 |
Capitalised borrowing costs |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughCapitalisedBorrowingCostsLiabilitiesArisingFromFinancingActivities |
| 2529 |
Transfer to group held for sale |
Concept (Monetary) |
For Period |
Credit |
hnp:IncreaseDecreaseThroughTransferToGroupHeldForSaleLiabilitiesArisingFromFinancingActivities |
| 2530 |
Disposal of subsidiaries |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughObtainingOrLosingControlOfSubsidiariesOrOtherBusinessesLiabilitiesArisingFromFinancingActivities |
| 2531 |
Others |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:IncreaseDecreaseThroughOtherChangesLiabilitiesArisingFromFinancingActivities |
| 2532 |
The group's liabilities from financing activities at the end of the year |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:LiabilitiesArisingFromFinancingActivities |
| 2533 |
43700 - Disclosure - Related party balances and transactions (Basic information of related parties) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsBasicInformationOfRelatedPartiesDetail |
| 2534 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2535 |
Names of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2536 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2537 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2538 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2539 |
Sichuan Hydropower [member] |
Member |
|
|
hnp:HuanengSichuanHydropowerCoLtdMember |
| 2540 |
Hanfeng Power [member] |
Member |
|
|
hnp:HebeiHanfengPowerGenerationLimitedLiabilityCompanyMember |
| 2541 |
Huaneng (Tianjing) Coal Gasification Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengTianjingCoalGasificationPowerGenerationCoLtdMember |
| 2542 |
Tiancheng Financial Leasing [member] |
Member |
|
|
hnp:HuanengTianchengFinancialLeasingCoLtdMember |
| 2543 |
Huaneng Shidao Bay Nuclear Power Development Co., Ltd. [member] |
Member |
|
|
hnp:HuanengShidaoBayNuclearPowerDevelopmentCoLtdMember |
| 2544 |
Huaneng Xiapu Nuclear Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengXiapuNuclearPowerCoLtdMember |
| 2545 |
Huaneng Finance [member] |
Member |
|
|
hnp:ChinaHuanengFinanceCorporationLimitedMember |
| 2546 |
Huaneng Group Fuel Company and its subsidiaries [member] |
Member |
|
|
hnp:HuanengGroupFuelCompanyAndItsSubsidiariesMember |
| 2547 |
Jilin Zhanyu Wind Power Asset Management Co., Ltd. [member] |
Member |
|
|
hnp:JilinZhanyuWindPowerAssetManagementCoLtdMember |
| 2548 |
Chongqing Huaneng Lime Company Limited [member] |
Member |
|
|
hnp:ChongqingHuanengLimeCompanyLimitedMember |
| 2549 |
Liaocheng Luxi Fuel Co., Ltd. Company [member] |
Member |
|
|
hnp:LiaochengLuxiFuelCoLtdCompanyMember |
| 2550 |
Shanxi Transition and Comprehensive Reform District. Electricity Distribution Co., Ltd. [member] |
Member |
|
|
hnp:ShanxiTransitionAndComprehensiveReformDistrictElectricityDistributionCoLtdMember |
| 2551 |
Gucheng Yingdong Electricity Sales Co., Ltd. [member] |
Member |
|
|
hnp:GuchengYingdongElectricitySalesCoLtdMember |
| 2552 |
Chongqing Changyao Electricity Sales Co., Ltd [member] |
Member |
|
|
hnp:ChongqingChangyaoElectricitySalesCoLtdMember |
| 2553 |
Zhengzhou Airport Xinggang Power Co., Ltd. [member] |
Member |
|
|
hnp:ZhengzhouAirportXinggangPowerCoLtdMember |
| 2554 |
Hainan Nuclear [member] |
Member |
|
|
hnp:HainanNuclearPowerCoLtdMember |
| 2555 |
Shanghai Time Shipping [member] |
Member |
|
|
hnp:ShanghaiTimeShippingCoLtdMember |
| 2556 |
Jiangsu Nantong Power [member] |
Member |
|
|
hnp:JiangsuNantongPowerGenerationCoLtdMember |
| 2557 |
Suzhou Sugao Renewables Service Co., Ltd. [member] |
Member |
|
|
hnp:SuzhouSugaoRenewablesServiceCoLtdMember |
| 2558 |
Huaneng Yingkou Port Limited Liability Company [member] |
Member |
|
|
hnp:HuanengYingkouPortLimitedLiabilityCompanyMember |
| 2559 |
Luyi Power [member] |
Member |
|
|
hnp:ShandongLuyiPowerInternationalCoLtdMember |
| 2560 |
Hong Kong Energy and its subsidiaries [member] |
Member |
|
|
hnp:HuanengShandongRuyiHongKongEnergyCoLtdAndItsSubsidiariesMember |
| 2561 |
Huaneng Group Clean Energy Technology Research Institute Co., Ltd. [member] |
Member |
|
|
hnp:HuanengGroupCleanEnergyTechnologyResearchInstituteCoLtdMember |
| 2562 |
Huaneng Group Hong Kong Limited Company [member] |
Member |
|
|
hnp:HuanengGroupHongKongLimitedCompanyMember |
| 2563 |
Beijing Changping Huaneng Training Center [member] |
Member |
|
|
hnp:BeijingChangpingHuanengTrainingCenterMember |
| 2564 |
North United Power Co., Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:NorthUnitedPowerCoLtdAndItsSubsidiariesMember |
| 2565 |
Huaneng Hulunbuir Energy Development Company Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengHulunbuirEnergyDevelopmentCompanyLtdAndItsSubsidiariesMember |
| 2566 |
Huaneng Tendering Co., Ltd. [member] |
Member |
|
|
hnp:HuanengTenderingCoLtdMember |
| 2567 |
Huaneng Ningxia Energy Company Ltd. [member] |
Member |
|
|
hnp:HuanengNingxiaEnergyCompanyLtdMember |
| 2568 |
Huaneng Renewables Corporation Limited and its subsidiaries [member] |
Member |
|
|
hnp:HuanengRenewablesCorporationLimitedAndItsSubsidiariesMember |
| 2569 |
Huaneng Songyuan Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengSongyuanPowerCoLtdMember |
| 2570 |
Huaneng Nuclear Power Development Company Ltd. [member] |
Member |
|
|
hnp:HuanengNuclearPowerDevelopmentCompanyLtdMember |
| 2571 |
Huaneng Lancangjiang Hydropower Co., Inc. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengLancangjiangHydropowerCoIncAndItsSubsidiariesMember |
| 2572 |
Huaneng Coal Business Sector Co., Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengCoalBusinessSectorCoLtdAndItsSubsidiariesMember |
| 2573 |
Huaneng Gansu Energy Development Company Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengGansuEnergyDevelopmentCompanyLtdAndItsSubsidiariesMember |
| 2574 |
Huaneng Baishan Coal Gangue Power Generation Co., Ltd. [member] |
Member |
|
|
hnp:HuanengBaishanCoalGanguePowerGenerationCoLtdMember |
| 2575 |
Huaneng Carbon Assets Management Company Limited [member] |
Member |
|
|
hnp:HuanengCarbonAssetsManagementCompanyLimitedMember |
| 2576 |
Huaneng Property Co., Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengPropertyCoLtdAndItsSubsidiariesMember |
| 2577 |
Huaneng Energy & Communications Holdings Co., Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengEnergyCommunicationsHoldingsCoLtdAndItsSubsidiariesMember |
| 2578 |
Huaneng Tibet Yarlung Zangbo River Hydropower Development & Investment Company Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengTibetYarlungZangboRiverHydropowerDevelopmentInvestmentCompanyLtdAndItsSubsidiariesMember |
| 2579 |
Huaneng Xining Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengXiningPowerCoLtdMember |
| 2580 |
Huaneng Xinjiang Energy Development Company Ltd. and its subsidiaries [member] |
Member |
|
|
hnp:HuanengXinjiangEnergyDevelopmentCompanyLtdAndItsSubsidiariesMember |
| 2581 |
Huaneng Capital Services and its subsidiaries [member] |
Member |
|
|
hnp:HuanengCapitalServicesAndItsSubsidiariesMember |
| 2582 |
Huaneng Shaanxi Power Generation Limited and its subsidiaries [member] |
Member |
|
|
hnp:HuanengShaanxiPowerGenerationLimitedAndItsSubsidiariesMember |
| 2583 |
Huaneng Group Technology Innovation Center [member] |
Member |
|
|
hnp:HuanengGroupTechnologyInnovationCenterMember |
| 2584 |
Alltrust Insurance Co., Ltd. [member] |
Member |
|
|
hnp:AlltrustInsuranceCoLtdMember |
| 2585 |
Xi'an Thermal and its subsidiaries [member] |
Member |
|
|
hnp:XianThermalPowerResearchInstituteCoLtdMember |
| 2586 |
Great Wall Securities Co., Ltd. (Great Wall Securities) [member] |
Member |
|
|
hnp:GreatWallSecuritiesCoLtdMember |
| 2587 |
Huaneng Hainan Industry Co., Ltd. [member] |
Member |
|
|
hnp:HuanengHainanIndustryCoLtdMember |
| 2588 |
Huaneng Integrated Industries Management Co., Ltd. [member] |
Member |
|
|
hnp:HuanengIntegratedIndustriesManagementCoLtdMember |
| 2589 |
Huaneng Shandong Shidao Bay Nuclear Power Co., Ltd. [member] |
Member |
|
|
hnp:HuanengShandongShidaoBayNuclearPowerCoLtdMember |
| 2590 |
Huangtai #8 Power Plant [member] |
Member |
|
|
hnp:HuangtaiNo8PowerPlantMember |
| 2591 |
Other government-related enterprises [member] |
Member |
|
|
hnp:OtherGovernmentRelatedEnterprisesMember |
| 2592 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2593 |
Nature of relationship |
Concept (Text/String) |
For Period |
|
ifrs-full:DescriptionOfNatureOfRelatedPartyRelationship |
| 2594 |
43701 - Disclosure - Related party balances and transactions (Related party balances) (Cash deposits in related parties) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyBalancesCashDepositsInRelatedPartiesDetail |
| 2595 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2596 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2597 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2598 |
Huaneng Finance [member] |
Member |
|
|
hnp:ChinaHuanengFinanceCorporationLimitedMember |
| 2599 |
Great Wall Securities [member] |
Member |
|
|
hnp:GreatWallSecuritiesCoLtdMember |
| 2600 |
Range [axis] |
Axis |
|
|
ifrs-full:RangeAxis |
| 2601 |
Ranges [member] |
Member |
|
|
ifrs-full:RangesMember |
| 2602 |
Bottom of range [member] |
Member |
|
|
ifrs-full:BottomOfRangeMember |
| 2603 |
Top of range [member] |
Member |
|
|
ifrs-full:TopOfRangeMember |
| 2604 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2605 |
Savings deposit |
Concept (Monetary) |
As Of |
Debit |
hnp:SavingsDepositInRelatedParties |
| 2606 |
Annual interest rate |
Concept (Percent) |
For Period |
|
hnp:AnnualInterestRateForDemandDepositsInRelatedParties |
| 2607 |
43702 - Disclosure - Related party balances and transactions (Related party balances) (Balances due from related parties) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyBalancesBalancesDueFromRelatedPartiesDetail |
| 2608 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2609 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2610 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2611 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2612 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2613 |
Joint ventures [member] |
Member |
|
|
ifrs-full:JointVenturesWhereEntityIsVenturerMember |
| 2614 |
Associates [member] |
Member |
|
|
ifrs-full:AssociatesMember |
| 2615 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2616 |
Huangtai #8 Power Plant [member] |
Member |
|
|
hnp:HuangtaiNo8PowerPlantMember |
| 2617 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2618 |
Provision made on receivable balances from related parties |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:ProvisionsForDoubtfulDebtsRelatedToOutstandingBalancesOfRelatedPartyTransaction |
| 2619 |
Due from related party |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:AmountsReceivableRelatedPartyTransactions |
| 2620 |
43703 - Disclosure - Related party balances and transactions (Related party balances) (Balances due to related parties) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyBalancesBalancesDueToRelatedPartiesDetail |
| 2621 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2622 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2623 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2624 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2625 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2626 |
Joint ventures of the Company [member] |
Member |
|
|
ifrs-full:JointVenturesWhereEntityIsVenturerMember |
| 2627 |
Associates [member] |
Member |
|
|
ifrs-full:AssociatesMember |
| 2628 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2629 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2630 |
Due to related party |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:AmountsPayableRelatedPartyTransactions |
| 2631 |
43704 - Disclosure - Related party balances and transactions (Related party balances) (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyBalancesNarrativeDetail |
| 2632 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2633 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2634 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2635 |
Other government-related enterprises [member] |
Member |
|
|
hnp:OtherGovernmentRelatedEnterprisesMember |
| 2636 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2637 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2638 |
Long-term loans (including current portion) and short-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:LoansReceivedFromRelatedParties |
| 2639 |
Prepayment for construction materials |
Concept (Monetary) |
As Of |
Debit |
hnp:PrepaymentForConstructionMaterialsToRelatedParties |
| 2640 |
43705 - Disclosure - Related party balances and transactions (Related party transactions) (Procurement of goods and receiving services) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyTransactionsProcurementOfGoodsAndReceivingServicesDetail |
| 2641 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2642 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2643 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2644 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2645 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2646 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2647 |
Joint ventures of the Company [member] |
Member |
|
|
ifrs-full:JointVenturesWhereEntityIsVenturerMember |
| 2648 |
Associates of the Company [member] |
Member |
|
|
ifrs-full:AssociatesMember |
| 2649 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2650 |
Purchase of coal and transportation services |
Concept (Monetary) |
For Period |
Debit |
hnp:PurchaseOfCoalAndTransportationServicesRelatedPartyTransactions |
| 2651 |
Technical services and engineering contracting services |
Concept (Monetary) |
For Period |
Debit |
hnp:TechnicalServicesAndEngineeringContractingServicesRelatedPartyTransactions |
| 2652 |
Entrusting other parties for power generation |
Concept (Monetary) |
For Period |
Debit |
hnp:EntrustingOtherPartiesForPowerGenerationRelatedPartyTransactions |
| 2653 |
Purchase of equipment |
Concept (Monetary) |
For Period |
Debit |
hnp:PurchaseOfEquipmentRelatedPartyTransactions |
| 2654 |
Purchase of power generation quota |
Concept (Monetary) |
For Period |
Debit |
hnp:PurchaseOfPowerGenerationQuotaRelatedPartyTransactions |
| 2655 |
Purchase of heat |
Concept (Monetary) |
For Period |
Debit |
hnp:PurchaseOfHeatRelatedPartyTransactions |
| 2656 |
Other purchases |
Concept (Monetary) |
For Period |
Debit |
hnp:OtherPurchasesRelatedPartyTransactions |
| 2657 |
43706 - Disclosure - Related party balances and transactions (Related party transactions) (Sales of goods and providing services) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyTransactionsSalesOfGoodsAndProvidingServicesDetail |
| 2658 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2659 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2660 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2661 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2662 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2663 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2664 |
Joint ventures of the Company [member] |
Member |
|
|
ifrs-full:JointVenturesWhereEntityIsVenturerMember |
| 2665 |
Huangtai #8 Power Plant [member] |
Member |
|
|
hnp:HuangtaiNo8PowerPlantMember |
| 2666 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2667 |
Sales of power generation quota |
Concept (Monetary) |
For Period |
Credit |
hnp:SalesOfPowerGenerationQuotaRelatedPartyTransactions |
| 2668 |
Sales of goods |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromSaleOfGoodsRelatedPartyTransactions |
| 2669 |
Service provided |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueFromRenderingOfServicesRelatedPartyTransactions |
| 2670 |
Other sales |
Concept (Monetary) |
For Period |
Credit |
hnp:OtherSalesRelatedPartyTransactions |
| 2671 |
Provision of entrusted power generation |
Concept (Monetary) |
For Period |
Credit |
hnp:ProvisionOfEntrustedPowerGenerationRelatedPartyTransactions |
| 2672 |
43707 - Disclosure - Related party balances and transactions (Related party transactions) (Other related party transactions) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyTransactionsOtherRelatedPartyTransactionsDetail |
| 2673 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2674 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2675 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2676 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2677 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2678 |
Joint ventures of the Company [member] |
Member |
|
|
ifrs-full:JointVenturesWhereEntityIsVenturerMember |
| 2679 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2680 |
Associates of the Company [member] |
Member |
|
|
ifrs-full:AssociatesMember |
| 2681 |
Huangtai #8 Power Plant [member] |
Member |
|
|
hnp:HuangtaiNo8PowerPlantMember |
| 2682 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2683 |
Rental charge on leasehold |
Concept (Monetary) |
For Period |
|
ifrs-full:LeasesAsLesseeRelatedPartyTransactions |
| 2684 |
Rental income from leasehold |
Concept (Monetary) |
For Period |
|
ifrs-full:LeasesAsLessorRelatedPartyTransactions |
| 2685 |
Drawdown of loans |
Concept (Monetary) |
For Period |
Credit |
hnp:DrawdownOfLoansFromRelatedParties |
| 2686 |
Interest expense on loans |
Concept (Monetary) |
For Period |
Debit |
hnp:InterestExpenseOnLoansFromRelatedParties |
| 2687 |
Interest income on loans |
Concept (Monetary) |
For Period |
Credit |
hnp:InterestIncomeOnLoansToRelatedParties |
| 2688 |
Capital injection from a subsidiary of Huaneng Group |
Concept (Monetary) |
For Period |
Credit |
hnp:CapitalInjectionFromRelatedParties |
| 2689 |
Capital injection |
Concept (Monetary) |
For Period |
Debit |
hnp:CapitalInjectionToRelatedParties |
| 2690 |
Pre-construction cost paid by |
Concept (Monetary) |
For Period |
Credit |
hnp:PreConstructionCostPaidByRelatedParties |
| 2691 |
Finance lease payments received from |
Concept (Monetary) |
For Period |
Credit |
hnp:FinanceLeasePaymentsReceivedFromRelatedParties |
| 2692 |
Interest expense of finance lease |
Concept (Monetary) |
For Period |
Debit |
hnp:InterestExpenseOfFinanceLeaseFromRelatedParties |
| 2693 |
Entrusted management fee |
Concept (Monetary) |
For Period |
Debit |
hnp:EntrustedManagementFeeToRelatedParties |
| 2694 |
Trusteeship management income |
Concept (Monetary) |
For Period |
Credit |
hnp:TrusteeshipManagementIncomeFromRelatedParties |
| 2695 |
Net proceeds received from investee with significant influence |
Concept (Monetary) |
For Period |
Credit |
hnp:NetProceedsReceivedFromInvesteeWithSignificantInfluence |
| 2696 |
Finance lease to investee with significant influence |
Concept (Monetary) |
For Period |
Debit |
hnp:FinanceLeaseToInvesteeWithSignificantInfluence |
| 2697 |
Interest income from finance lease |
Concept (Monetary) |
For Period |
Credit |
hnp:InterestIncomeFromFinanceLeaseFromRelatedParties |
| 2698 |
Receive collateral under loan agreement |
Concept (Monetary) |
For Period |
Credit |
hnp:ReceiveCollateralUnderLoanAgreementFromRelatedParties |
| 2699 |
43708 - Disclosure - Related party balances and transactions (Guarantees) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsGuaranteesDetail |
| 2700 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2701 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2702 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2703 |
Huaneng Group [member] |
Member |
|
|
hnp:HuanengGroupMember |
| 2704 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2705 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2706 |
Long-term loans guaranteed by related parties |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentLoansGuaranteedByRelatedParties |
| 2707 |
Long-term bonds guaranteed by related parties |
Concept (Monetary) |
As Of |
Credit |
hnp:NonCurrentBondsGuaranteedByRelatedParties |
| 2708 |
43709 - Disclosure - Related party balances and transactions (Pre-tax benefits and social insurance of key management personnel) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsPreTaxBenefitsAndSocialInsuranceOfKeyManagementPersonnelDetail |
| 2709 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2710 |
Related party balances and transactions [abstract] |
Abstract |
|
|
ifrs-full:RelatedPartyTransactionsAbstract |
| 2711 |
Salaries |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsSalaries |
| 2712 |
Pension |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsPension |
| 2713 |
Total |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits |
| 2714 |
43710 - Disclosure - Related party balances and transactions (Related party commitments) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/RelatedPartyBalancesAndTransactionsRelatedPartyCommitmentsDetail |
| 2715 |
Disclosure of transactions between related parties [table] |
Table |
* |
* |
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable |
| 2716 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2717 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2718 |
Subsidiaries of Huaneng Group [member] |
Member |
|
|
hnp:SubsidiariesOfHuanengGroupMember |
| 2719 |
Joint ventures of the Company [member] |
Member |
|
|
ifrs-full:JointVenturesWhereEntityIsVenturerMember |
| 2720 |
HIPDC [member] |
Member |
|
|
hnp:HuanengInternationalPowerDevelopmentCorporationMember |
| 2721 |
Disclosure of transactions between related parties [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems |
| 2722 |
Capital commitments |
Concept (Monetary) |
As Of |
Credit |
hnp:ContractualCapitalCommitmentsMadeByEntityRelatedPartyTransactions |
| 2723 |
Fuel purchase and transportation commitments |
Concept (Monetary) |
As Of |
Credit |
hnp:ContractualFuelPurchaseAndTransportationCommitmentsMadeByEntityRelatedPartyTransactions |
| 2724 |
Operating lease commitments |
Concept (Monetary) |
As Of |
Credit |
hnp:ContractualOperatingLeaseCommitmentsMadeByEntityRelatedPartyTransactions |
| 2725 |
43800 - Disclosure - Labor cost (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/LaborCostDetail |
| 2726 |
Disclosure of labor cost [table] |
Table |
* |
* |
hnp:DisclosureOfLaborCostTable |
| 2727 |
Labor cost, type [axis] |
Axis |
|
|
hnp:LaborCostTypeAxis |
| 2728 |
Labor cost, type [member] |
Member |
|
|
hnp:LaborCostTypeMember |
| 2729 |
Publicly administered retirement plan for PRC employees [member] |
Member |
|
|
hnp:PubliclyAdministeredRetirementPlanForPrcEmployeesMember |
| 2730 |
Supplementary defined contribution retirement scheme for PRC employees [member] |
Member |
|
|
hnp:SupplementaryDefinedContributionRetirementSchemeForPrcEmployeesMember |
| 2731 |
Central provident funds for Singapore employees [member] |
Member |
|
|
hnp:CentralProvidentFundsForSingaporeEmployeesMember |
| 2732 |
Housing funds for employees [member] |
Member |
|
|
hnp:HousingFundsForEmployeesMember |
| 2733 |
Social insurance for employees [member] |
Member |
|
|
hnp:SocialInsuranceForEmployeesMember |
| 2734 |
Range [axis] |
Axis |
|
|
ifrs-full:RangeAxis |
| 2735 |
Ranges [member] |
Member |
|
|
ifrs-full:RangesMember |
| 2736 |
Bottom of range [member] |
Member |
|
|
ifrs-full:BottomOfRangeMember |
| 2737 |
Top of range [member] |
Member |
|
|
ifrs-full:TopOfRangeMember |
| 2738 |
Disclosure of labor cost [line items] |
LineItems |
|
|
hnp:DisclosureOfLaborCostLineItems |
| 2739 |
Contribution rate of employee benefits to basic salary |
Concept (Percent) |
For Period |
|
hnp:ContributionRateOfEmployeeBenefitsToBasicSalary |
| 2740 |
Amount of contributions paid by the Company and its subsidiaries |
Concept (Monetary) |
For Period |
Debit |
hnp:AmountOfContributionsOfEmployeeBenefitsPaidByCompanyAndItsSubsidiaries |
| 2741 |
Amount of contributions paid by the Company and its subsidiaries charged to profit or loss |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:EmployeeBenefitsExpense |
| 2742 |
43900 - Disclosure - Directors', supervisors' and senior management's emoluments (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DirectorsSupervisorsAndSeniorManagementsEmolumentsDetail |
| 2743 |
Pre-tax benefits and social insurance of directors and supervisors [table] |
Table |
* |
* |
hnp:PreTaxBenefitsAndSocialInsuranceOfDirectorsAndSupervisorsTable |
| 2744 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2745 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2746 |
Directors and supervisors [member] |
Member |
|
|
hnp:DirectorsAndSupervisorsMember |
| 2747 |
Name of director [member] |
Member |
|
|
hnp:NameOfDirectorMember |
| 2748 |
Mr. Shu Yinbiao [member] |
Member |
|
|
hnp:MrShuYinbiaoMember |
| 2749 |
Mr. Cao Peixi [member] |
Member |
|
|
hnp:MrCaoPeixiMember |
| 2750 |
Mr. Guo Junming [member] |
Member |
|
|
hnp:MrGuoJunmingMember |
| 2751 |
Mr. Liu Guoyue [member] |
Member |
|
|
hnp:MrLiuGuoyueMember |
| 2752 |
Mr. Fan Xiaxia [member] |
Member |
|
|
hnp:MrFanXiaxiaMember |
| 2753 |
Mr. Li Shiqi [member] |
Member |
|
|
hnp:MrLiShiqiMember |
| 2754 |
Mr. Huang Jian [member] |
Member |
|
|
hnp:MrHuangJianMember |
| 2755 |
Mr. Wang Yongxiang [member] |
Member |
|
|
hnp:MrWangYongxiangMember |
| 2756 |
Mr. Mi Dabin [member] |
Member |
|
|
hnp:MrMiDabinMember |
| 2757 |
Mr. Guo Hongbo [member] |
Member |
|
|
hnp:MrGuoHongboMember |
| 2758 |
Mr. Zhu Yousheng [member] |
Member |
|
|
hnp:MrZhuYoushengMember |
| 2759 |
Ms. Li Song [member] |
Member |
|
|
hnp:MsLiSongMember |
| 2760 |
Mr. Cheng Heng [member] |
Member |
|
|
hnp:MrChengHengMember |
| 2761 |
Mr. Lin Chong [member] |
Member |
|
|
hnp:MrLinChongMember |
| 2762 |
Mr. Li Zhensheng [member] |
Member |
|
|
hnp:MrLiZhenshengMember |
| 2763 |
Mr. Yue Heng [member] |
Member |
|
|
hnp:MrYueHengMember |
| 2764 |
Mr. Geng Jianxin [member] |
Member |
|
|
hnp:MrGengJianxinMember |
| 2765 |
Mr. Xia Qing [member] |
Member |
|
|
hnp:MrXiaQingMember |
| 2766 |
Mr. Xu Mengzhou [member] |
Member |
|
|
hnp:MrXuMengzhouMember |
| 2767 |
Mr. Liu Jizhen [member] |
Member |
|
|
hnp:MrLiuJizhenMember |
| 2768 |
Mr. Xu Haifeng [member] |
Member |
|
|
hnp:MrXuHaifengMember |
| 2769 |
Mr. Zhang Xianzhi [member] |
Member |
|
|
hnp:MrZhangXianzhiMember |
| 2770 |
Mr. Zhang Shouwen [member] |
Member |
|
|
hnp:MrZhangShouwenMember |
| 2771 |
Name of supervisor [member] |
Member |
|
|
hnp:NameOfSupervisorMember |
| 2772 |
Mr. Ye Xiangdong [member] |
Member |
|
|
hnp:MrYeXiangdongMember |
| 2773 |
Mr. Mu Xuan [member] |
Member |
|
|
hnp:MrMuXuanMember |
| 2774 |
Ms. Zhang Mengjiao [member] |
Member |
|
|
hnp:MsZhangMengjiaoMember |
| 2775 |
Mr. Gu Jianguo [member] |
Member |
|
|
hnp:MrGuJianguoMember |
| 2776 |
Ms. Zhang Xiaojun [member] |
Member |
|
|
hnp:MsZhangXiaojunMember |
| 2777 |
Mr. Zhu Daqing [member] |
Member |
|
|
hnp:MrZhuDaqingMember |
| 2778 |
Mr. Zhang Xiancheng [member] |
Member |
|
|
hnp:MrZhangXianchengMember |
| 2779 |
Mr. Wang Zhaobin [member] |
Member |
|
|
hnp:MrWangZhaobinMember |
| 2780 |
Ms. Zhang Ling [member] |
Member |
|
|
hnp:MsZhangLingMember |
| 2781 |
Pre-tax benefits and social insurance of directors and supervisors [line items] |
LineItems |
|
|
hnp:PreTaxBenefitsAndSocialInsuranceOfDirectorsAndSupervisorsLineItems |
| 2782 |
Fees |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsFees |
| 2783 |
Basic salaries |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsBasicSalaries |
| 2784 |
Performance salaries |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsPerformanceSalaries |
| 2785 |
Pension |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsPension |
| 2786 |
Total |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits |
| 2787 |
Option granted to the directors and supervisors |
Concept (Shares) |
For Period |
|
hnp:NumberOfOptionGrantedToDirectorsAndSupervisors |
| 2788 |
Emolument as an inducement to join or upon joining the Company or as compensation for loss of office |
Concept (Monetary) |
For Period |
Debit |
hnp:EmolumentAsInducementToJoinOrUponJoiningCompanyOrAsCompensationForLossOfOffice |
| 2789 |
Number of directors and supervisors waived or agreed to waive emoluments |
Concept (Integer) |
For Period |
|
hnp:NumberOfDirectorsAndSupervisorsWaivedOrAgreedToWaiveEmoluments |
| 2790 |
43901 - Disclosure - Directors', supervisors' and senior management's emoluments (Five highest paid individuals) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/DirectorsSupervisorsAndSeniorManagementsEmolumentsFiveHighestPaidIndividualsDetail |
| 2791 |
Five highest paid individuals [table] |
Table |
* |
* |
hnp:FiveHighestPaidIndividualsTable |
| 2792 |
Categories of related parties [axis] |
Axis |
|
|
ifrs-full:CategoriesOfRelatedPartiesAxis |
| 2793 |
Entity's total for related parties [member] |
Member |
|
|
ifrs-full:EntitysTotalForRelatedPartiesMember |
| 2794 |
Five highest paid individuals [member] |
Member |
|
|
hnp:FiveHighestPaidIndividualsMember |
| 2795 |
Range [axis] |
Axis |
|
|
ifrs-full:RangeAxis |
| 2796 |
Ranges [member] |
Member |
|
|
ifrs-full:RangesMember |
| 2797 |
Bottom of range [member] |
Member |
|
|
ifrs-full:BottomOfRangeMember |
| 2798 |
Top of range [member] |
Member |
|
|
ifrs-full:TopOfRangeMember |
| 2799 |
Five highest paid individuals [line items] |
LineItems |
|
|
hnp:FiveHighestPaidIndividualsLineItems |
| 2800 |
Number of directors |
Concept (Integer) |
As Of |
|
hnp:NumberOfDirectorsInFiveHighestPaidIndividuals |
| 2801 |
Number of non-directors |
Concept (Integer) |
As Of |
|
hnp:NumberOfNonDirectorsInFiveHighestPaidIndividuals |
| 2802 |
Emoluments payable to each person of five highest paid individuals |
Concept (Decimal) |
As Of |
|
hnp:EmolumentsPayableToEachPersonOfFiveHighestPaidIndividuals |
| 2803 |
Basic salaries |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsBasicSalaries |
| 2804 |
Performance salaries |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsPerformanceSalaries |
| 2805 |
Pension |
Concept (Monetary) |
For Period |
Debit |
hnp:KeyManagementPersonnelCompensationShortTermEmployeeBenefitsPension |
| 2806 |
Total |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits |
| 2807 |
44000 - Disclosure - Commitments (Capital commitments) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/CommitmentsCapitalCommitmentsDetail |
| 2808 |
Implied Table |
Table |
* |
* |
implied:Table |
| 2809 |
Commitments [abstract] |
Abstract |
|
|
hnp:CommitmentsAbstract |
| 2810 |
Contracted but not provided |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:ContractualCapitalCommitments |
| 2811 |
44001 - Disclosure - Commitments (Operating lease commitments) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/CommitmentsOperatingLeaseCommitmentsDetail |
| 2812 |
Disclosure of operating lease commitments [table] |
Table |
* |
* |
hnp:DisclosureOfOperatingLeaseCommitmentsTable |
| 2813 |
Maturity [axis] |
Axis |
|
|
ifrs-full:MaturityAxis |
| 2814 |
Aggregated time bands [member] |
Member |
|
|
ifrs-full:AggregatedTimeBandsMember |
| 2815 |
Not later than one year [member] |
Member |
|
|
ifrs-full:NotLaterThanOneYearMember |
| 2816 |
Later than one year and not later than two years [member] |
Member |
|
|
ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember |
| 2817 |
Later than two years and not later than five years [member] |
Member |
|
|
ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember |
| 2818 |
Later than five years [member] |
Member |
|
|
ifrs-full:LaterThanFiveYearsMember |
| 2819 |
Disclosure of operating lease commitments [line items] |
LineItems |
|
|
hnp:DisclosureOfOperatingLeaseCommitmentsLineItems |
| 2820 |
Total future minimum lease payments under non-cancelable operating leases |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease |
| 2821 |
44002 - Disclosure - Commitments (Operating lease commitments) (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/CommitmentsOperatingLeaseCommitmentsNarrativeDetail |
| 2822 |
Disclosure of operating lease commitments [table] |
Table |
* |
* |
hnp:DisclosureOfOperatingLeaseCommitmentsTable |
| 2823 |
Types of contracts [axis] |
Axis |
|
|
ifrs-full:TypesOfContractsAxis |
| 2824 |
Types of contracts [member] |
Member |
|
|
ifrs-full:TypesOfContractsMember |
| 2825 |
Land operating lease agreement signed by Huaneng Dezhou Power Plant and Shandong Land Bureau [member] |
Member |
|
|
hnp:LandOperatingLeaseAgreementSignedByHuanengDezhouPowerPlantAndShandongLandBureauMember |
| 2826 |
Disclosure of operating lease commitments [line items] |
LineItems |
|
|
hnp:DisclosureOfOperatingLeaseCommitmentsLineItems |
| 2827 |
Duration of contracts |
Concept (Text/String) |
For Period |
|
hnp:DurationOfContracts |
| 2828 |
Increment for each rental revision of the previous annual rental amount |
Concept (Percent) |
For Period |
|
hnp:MaximumIncrementRateOfAnnualRentalAmountComparedToPreviousYear |
| 2829 |
Original annual rentals |
Concept (Monetary) |
For Period |
Debit |
hnp:OriginalAnnualRentals |
| 2830 |
Revised annual rentals |
Concept (Monetary) |
For Period |
Debit |
hnp:RevisedAnnualRentals |
| 2831 |
44003 - Disclosure - Commitments (Fuel purchase commitments) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/CommitmentsFuelPurchaseCommitmentsDetail |
| 2832 |
Disclosure of information about fuel purchase commitments [table] |
Table |
* |
* |
hnp:DisclosureOfInformationAboutFuelPurchaseCommitmentsTable |
| 2833 |
Fuel purchase commitments [axis] |
Axis |
|
|
hnp:FuelPurchaseCommitmentsAxis |
| 2834 |
Fuel purchase commitments [member] |
Member |
|
|
hnp:FuelPurchaseCommitmentsMember |
| 2835 |
Government-related enterprise one, agreement one [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseOneAgreementOneMember |
| 2836 |
Government-related enterprise two, agreement one [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseTwoAgreementOneMember |
| 2837 |
Government-related enterprise two, agreement two [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseTwoAgreementTwoMember |
| 2838 |
Government-related enterprise two, agreement three [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseTwoAgreementThreeMember |
| 2839 |
Government-related enterprise two, agreement four [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseTwoAgreementFourMember |
| 2840 |
Government-related enterprise two, agreement five [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseTwoAgreementFiveMember |
| 2841 |
Government-related enterprise three, agreement one [member] |
Member |
|
|
hnp:GovernmentRelatedEnterpriseThreeAgreementOneMember |
| 2842 |
Other suppliers, agreement one [member] |
Member |
|
|
hnp:OtherSuppliersAgreementOneMember |
| 2843 |
Other suppliers, agreement two [member] |
Member |
|
|
hnp:OtherSuppliersAgreementTwoMember |
| 2844 |
Other suppliers, agreement three [member] |
Member |
|
|
hnp:OtherSuppliersAgreementThreeMember |
| 2845 |
Other suppliers, agreement four [member] |
Member |
|
|
hnp:OtherSuppliersAgreementFourMember |
| 2846 |
Other suppliers, agreement five [member] |
Member |
|
|
hnp:OtherSuppliersAgreementFiveMember |
| 2847 |
Other suppliers, agreement six [member] |
Member |
|
|
hnp:OtherSuppliersAgreementSixMember |
| 2848 |
Disclosure on purchase commitments by suppliers [line items] |
LineItems |
|
|
hnp:DisclosureOnPurchaseCommitmentsBySuppliersLineItems |
| 2849 |
Periods |
Concept (Text/String) |
For Period |
|
hnp:PeriodsCoveredByAgreement |
| 2850 |
Purchase quantities |
Concept (Text/String) |
For Period |
|
hnp:EstimatedPurchaseQuantitiesInFuelPurchaseCommitments |
| 2851 |
Estimated unit costs (RMB) |
Concept (Text/String) |
For Period |
|
hnp:EstimatedUnitCostsInFuelPurchaseCommitments |
| 2852 |
44100 - Disclosure - Business combinations (Acquisition from Taishan Power) (Narrative) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinationsAcquisitionFromTaishanPowerNarrativeDetail |
| 2853 |
Disclosure of detailed information about business combination [table] |
Table |
* |
* |
ifrs-full:DisclosureOfBusinessCombinationsTable |
| 2854 |
Business combinations [axis] |
Axis |
|
|
ifrs-full:BusinessCombinationsAxis |
| 2855 |
Entity's total for business combinations [member] |
Member |
|
|
ifrs-full:EntitysTotalForBusinessCombinationsMember |
| 2856 |
Acquisition from Taishan Power [member] |
Member |
|
|
hnp:AcquisitionFromTaishanPowerLimitedCompanyMember |
| 2857 |
Laizhou Wind Power [member] |
Member |
|
|
hnp:ShandongHuanengLaizhouWindPowerGenerationCoLtdMember |
| 2858 |
Shandong Laiwu Thermal Power [member] |
Member |
|
|
hnp:ShandongHuanengLaiwuThermalPowerCoLtdMember |
| 2859 |
Shandong Liaocheng Thermal Power [member] |
Member |
|
|
hnp:ShandongHuanengLiaochengThermalPowerCoLtdMember |
| 2860 |
Shareholders [axis] |
Axis |
|
|
hnp:ShareholdersAxis |
| 2861 |
Shareholders [member] |
Member |
|
|
hnp:ShareholdersMember |
| 2862 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 2863 |
Disclosure of detailed information about business combination [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfBusinessCombinationsLineItems |
| 2864 |
Equity interests acquired by the Company |
Concept (Percent) |
As Of |
|
ifrs-full:PercentageOfVotingEquityInterestsAcquired |
| 2865 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:RevenueOfAcquiree |
| 2866 |
Net loss |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossOfAcquiree |
| 2867 |
Goodwill expected to be deductible for tax purposes |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:GoodwillExpectedDeductibleForTaxPurposes |
| 2868 |
Acquisition related cost |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination |
| 2869 |
44101 - Disclosure - Business combinations (Acquisition from Taishan Power) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinationsAcquisitionFromTaishanPowerDetail |
| 2870 |
Disclosure of detailed information about business combination [table] |
Table |
* |
* |
ifrs-full:DisclosureOfBusinessCombinationsTable |
| 2871 |
Business combinations [axis] |
Axis |
|
|
ifrs-full:BusinessCombinationsAxis |
| 2872 |
Entity's total for business combinations [member] |
Member |
|
|
ifrs-full:EntitysTotalForBusinessCombinationsMember |
| 2873 |
Acquisition from Taishan Power [member] |
Member |
|
|
hnp:AcquisitionFromTaishanPowerLimitedCompanyMember |
| 2874 |
Disclosure of detailed information about business combination [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfBusinessCombinationsLineItems |
| 2875 |
Total consideration |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CashTransferred |
| 2876 |
Non-controlling interests |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncontrollingInterestInAcquireeRecognisedAtAcquisitionDate |
| 2877 |
Less: Fair value of total identifiable net assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed |
| 2878 |
Goodwill |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:GoodwillRecognisedAsOfAcquisitionDate |
| 2879 |
Total consideration |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CashTransferred |
| 2880 |
Less: Bank balances and cash of acquirees |
Concept (Monetary) |
As Of |
Debit |
hnp:CashAndCashEquivalentsIncludingCashRestrictedRecognisedAsOfAcquisitionDate |
| 2881 |
Cash consideration paid for acquisition of subsidiaries, net of cash acquired |
Concept (Monetary) |
For Period |
Credit |
hnp:CashConsiderationPaidForAcquisitionOfSubsidiariesNetOfCashAcquiredClassifiedAsInvestingActivities |
| 2882 |
44102 - Disclosure - Business combinations (Acquisition from Taishan Power) (Assets and liabilities arising from acquisitions) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinationsAcquisitionFromTaishanPowerAssetsAndLiabilitiesArisingFromAcquisitionsDetail |
| 2883 |
Disclosure of detailed information about business combination [table] |
Table |
* |
* |
ifrs-full:DisclosureOfBusinessCombinationsTable |
| 2884 |
Business combinations [axis] |
Axis |
|
|
ifrs-full:BusinessCombinationsAxis |
| 2885 |
Entity's total for business combinations [member] |
Member |
|
|
ifrs-full:EntitysTotalForBusinessCombinationsMember |
| 2886 |
Acquisition from Taishan Power [member] |
Member |
|
|
hnp:AcquisitionFromTaishanPowerLimitedCompanyMember |
| 2887 |
Laizhou Wind Power [member] |
Member |
|
|
hnp:ShandongHuanengLaizhouWindPowerGenerationCoLtdMember |
| 2888 |
Shandong Laiwu Thermal Power [member] |
Member |
|
|
hnp:ShandongHuanengLaiwuThermalPowerCoLtdMember |
| 2889 |
Shandong Liaocheng Thermal Power [member] |
Member |
|
|
hnp:ShandongHuanengLiaochengThermalPowerCoLtdMember |
| 2890 |
Assets and liabilities [axis] |
Axis |
|
|
ifrs-full:AssetsAndLiabilitiesAxis |
| 2891 |
Assets and liabilities [member] |
Member |
|
|
ifrs-full:AssetsAndLiabilitiesMember |
| 2892 |
Property, plant and equipment [member] |
Member |
|
|
ifrs-full:PropertyPlantAndEquipmentMember |
| 2893 |
Land use rights [member] |
Member |
|
|
hnp:LandUseRightsMember |
| 2894 |
Other non-current assets [member] |
Member |
|
|
hnp:OtherNonCurrentAssetsMember |
| 2895 |
Inventories [member] |
Member |
|
|
hnp:InventoriesMember |
| 2896 |
Other receivables and assets [member] |
Member |
|
|
hnp:OtherReceivablesAndAssetsMember |
| 2897 |
Accounts receivable [member] |
Member |
|
|
ifrs-full:TradeReceivablesMember |
| 2898 |
Bank balances and cash [member] |
Member |
|
|
hnp:BankBalancesAndCashMember |
| 2899 |
Long-term loans [member] |
Member |
|
|
hnp:LongTermLoansMember |
| 2900 |
Deferred income tax liabilities [member] |
Member |
|
|
hnp:DeferredIncomeTaxLiabilitiesMember |
| 2901 |
Other non-current liabilities [member] |
Member |
|
|
hnp:OtherNonCurrentLiabilitiesMember |
| 2902 |
Accounts payable and other liabilities [member] |
Member |
|
|
hnp:PayablesAndOtherCurrentLiabilitiesMember |
| 2903 |
Taxes payables [member] |
Member |
|
|
hnp:TaxPayablesMember |
| 2904 |
Short-term loans [member] |
Member |
|
|
hnp:ShortTermLoansMember |
| 2905 |
Current portion of long-term loans [member] |
Member |
|
|
hnp:CurrentPortionOfLongTermLoansMember |
| 2906 |
Disclosure of detailed information about business combination [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfBusinessCombinationsLineItems |
| 2907 |
Total identifiable net assets, Fair Value |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed |
| 2908 |
44103 - Disclosure - Business combinations (Subsidiary transferred from joint venture) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinationsSubsidiaryTransferredFromJointVentureDetail |
| 2909 |
Disclosure of detailed information about business combination [table] |
Table |
* |
* |
ifrs-full:DisclosureOfBusinessCombinationsTable |
| 2910 |
Business combinations [axis] |
Axis |
|
|
ifrs-full:BusinessCombinationsAxis |
| 2911 |
Entity's total for business combinations [member] |
Member |
|
|
ifrs-full:EntitysTotalForBusinessCombinationsMember |
| 2912 |
Hong Kong Energy [member] |
Member |
|
|
hnp:HuanengShandongRuyiHongKongEnergyCoLtdMember |
| 2913 |
Shareholders [axis] |
Axis |
|
|
hnp:ShareholdersAxis |
| 2914 |
Shareholders [member] |
Member |
|
|
hnp:ShareholdersMember |
| 2915 |
A subsidiary of the Company [member] |
Member |
|
|
hnp:SubsidiariesOfCompanyMember |
| 2916 |
The other shareholder of Hong Kong Energy [member] |
Member |
|
|
hnp:ShareholdersOfHuanengShandongRuyiHongKongEnergyCoLtdMember |
| 2917 |
Disclosure of detailed information about business combination [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfBusinessCombinationsLineItems |
| 2918 |
Equity interests held by non-controlling shareholder |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests |
| 2919 |
Non-controlling interests |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncontrollingInterestInAcquireeRecognisedAtAcquisitionDate |
| 2920 |
Fair value of pre-existing interest in subsidiaries |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:AcquisitiondateFairValueOfEquityInterestInAcquireeHeldByAcquirerImmediatelyBeforeAcquisitionDate |
| 2921 |
Less: Fair value of total identifiable net assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed |
| 2922 |
Goodwill |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:GoodwillRecognisedAsOfAcquisitionDate |
| 2923 |
44104 - Disclosure - Business combinations (Subsidiary transferred from joint venture) (Identifiable assets and liabilities of acquiree as at acquisition date) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/BusinessCombinationsSubsidiaryTransferredFromJointVentureIdentifiableAssetsAndLiabilitiesOfAcquireeAsAtAcquisitionDateDetail |
| 2924 |
Disclosure of detailed information about business combination [table] |
Table |
* |
* |
ifrs-full:DisclosureOfBusinessCombinationsTable |
| 2925 |
Business combinations [axis] |
Axis |
|
|
ifrs-full:BusinessCombinationsAxis |
| 2926 |
Entity's total for business combinations [member] |
Member |
|
|
ifrs-full:EntitysTotalForBusinessCombinationsMember |
| 2927 |
Shanxi Xiaoyi Energy [member] |
Member |
|
|
hnp:ShanxiXiaoyiEconomicDevelopmentZoneHuanengEnergyServiceCoLtdMember |
| 2928 |
Hong Kong Energy [member] |
Member |
|
|
hnp:HuanengShandongRuyiHongKongEnergyCoLtdMember |
| 2929 |
Assets and liabilities [axis] |
Axis |
|
|
ifrs-full:AssetsAndLiabilitiesAxis |
| 2930 |
Assets and liabilities [member] |
Member |
|
|
ifrs-full:AssetsAndLiabilitiesMember |
| 2931 |
Property, plant and equipment [member] |
Member |
|
|
ifrs-full:PropertyPlantAndEquipmentMember |
| 2932 |
Deferred income tax assets [member] |
Member |
|
|
hnp:DeferredIncomeTaxAssetsMember |
| 2933 |
Other non-current assets [member] |
Member |
|
|
hnp:OtherNonCurrentAssetsMember |
| 2934 |
Inventories [member] |
Member |
|
|
hnp:InventoriesMember |
| 2935 |
Other receivables and assets [member] |
Member |
|
|
hnp:OtherReceivablesAndAssetsMember |
| 2936 |
Accounts receivable [member] |
Member |
|
|
ifrs-full:TradeReceivablesMember |
| 2937 |
Bank balances and cash [member] |
Member |
|
|
hnp:BankBalancesAndCashMember |
| 2938 |
Long-term loans [member] |
Member |
|
|
hnp:LongTermLoansMember |
| 2939 |
Other non-current liabilities [member] |
Member |
|
|
hnp:OtherNonCurrentLiabilitiesMember |
| 2940 |
Accounts payable and other liabilities [member] |
Member |
|
|
hnp:PayablesAndOtherCurrentLiabilitiesMember |
| 2941 |
Taxes payables [member] |
Member |
|
|
hnp:TaxPayablesMember |
| 2942 |
Short-term loans [member] |
Member |
|
|
hnp:ShortTermLoansMember |
| 2943 |
Current portion of long-term loans [member] |
Member |
|
|
hnp:CurrentPortionOfLongTermLoansMember |
| 2944 |
Disclosure of detailed information about business combination [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfBusinessCombinationsLineItems |
| 2945 |
Total identifiable net assets, Fair Value |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed |
| 2946 |
44200 - Disclosure - Non-controlling interests (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/NonControllingInterestsDetail |
| 2947 |
Disclosure of information related to each of the Company and subsidiaries that have material non-controlling interests [table] |
Table |
* |
* |
hnp:DisclosureOfInformationRelatedToEachOfCompanyAndSubsidiariesThatHaveMaterialNonControllingInterestsTable |
| 2948 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 2949 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 2950 |
Qinbei Power [member] |
Member |
|
|
hnp:HuanengQinbeiPowerGenerationCoLtdMember |
| 2951 |
Beijing Co-generation [member] |
Member |
|
|
hnp:HuanengBeijingCoGenerationLimitedLiabilityCompanyMember |
| 2952 |
Luohuang Power [member] |
Member |
|
|
hnp:LuohuangPowerCompanyMember |
| 2953 |
Weihai Power [member] |
Member |
|
|
hnp:HuanengWeihaiPowerGenerationLimitedLiabilityCompanyMember |
| 2954 |
Jinling Power [member] |
Member |
|
|
hnp:JinlingPowerCompanyMember |
| 2955 |
Yueyang Power [member] |
Member |
|
|
hnp:HuanengHunanYueyangPowerGenerationLimitedLiabilityCompanyMember |
| 2956 |
Shidongkou Power [member] |
Member |
|
|
hnp:HuanengShanghaiShidongkouPowerGenerationLimitedLiabilityCompanyMember |
| 2957 |
Yangliuqing Co-generation [member] |
Member |
|
|
hnp:TianjinHuanengYangliuqingCoGenerationLimitedLiabilityCompanyMember |
| 2958 |
Shandong Power [member] |
Member |
|
|
hnp:HuanengShandongPowerGenerationLimitedCompanyMember |
| 2959 |
Other individually immaterial subsidiaries [member] |
Member |
|
|
hnp:OtherIndividuallyImmaterialSubsidiariesMember |
| 2960 |
Disclosure of the information relating to each of the Company and subsidiaries that have material non-controlling interests [line items] |
LineItems |
|
|
hnp:DisclosureOfInformationRelatingToEachOfCompanyAndSubsidiariesThatHaveMaterialNonControllingInterestsLineItems |
| 2961 |
NCI percentage |
Concept (Percent) |
For Period |
|
ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests |
| 2962 |
Non-current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NoncurrentAssets |
| 2963 |
Current assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:CurrentAssets |
| 2964 |
Non-current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncurrentLiabilities |
| 2965 |
Current liabilities |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:CurrentLiabilities |
| 2966 |
Net assets |
Concept (Monetary) |
As Of |
Debit |
ifrs-full:NetAssetsLiabilities |
| 2967 |
Carrying amount of NCI |
Concept (Monetary) |
As Of |
Credit |
ifrs-full:NoncontrollingInterests |
| 2968 |
Revenue |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:Revenue |
| 2969 |
Net (loss)/profit |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLoss |
| 2970 |
Total comprehensive (loss)/income |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ComprehensiveIncome |
| 2971 |
(Loss)/profit allocated to NCI |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:ProfitLossAttributableToNoncontrollingInterests |
| 2972 |
Other comprehensive income/ (loss) allocated to NCI |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:OtherComprehensiveIncomeAttributableToNoncontrollingInterests |
| 2973 |
Cash flow from operating activities |
Concept (Monetary) |
For Period |
|
ifrs-full:CashFlowsFromUsedInOperatingActivities |
| 2974 |
Cash flow from investment activities |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:CashFlowsFromUsedInInvestingActivities |
| 2975 |
Cash flow from financing activities |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:CashFlowsFromUsedInFinancingActivities |
| 2976 |
Net increase/ (decrease) in cash and cash equivalents |
Concept (Monetary) |
For Period |
Debit |
ifrs-full:IncreaseDecreaseInCashAndCashEquivalents |
| 2977 |
Dividends paid to NCI |
Concept (Monetary) |
For Period |
Credit |
ifrs-full:DividendsPaidToNoncontrollingInterests |
| 2978 |
44300 - Disclosure - Subsequent events (Guarantee agreement) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/SubsequentEventsGuaranteeAgreementDetail |
| 2979 |
Disclosure of non-adjusting events after reporting period [table] |
Table |
* |
* |
ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodTable |
| 2980 |
Counterparties [axis] |
Axis |
|
|
ifrs-full:CounterpartiesAxis |
| 2981 |
Counterparties [member] |
Member |
|
|
ifrs-full:CounterpartiesMember |
| 2982 |
Industrial and Commercial Bank of China Limited [member] |
Member |
|
|
hnp:IndustrialAndCommercialBankOfChinaLimitedMember |
| 2983 |
Subsidiaries [axis] |
Axis |
|
|
ifrs-full:SignificantInvestmentsInSubsidiariesAxis |
| 2984 |
Entity's total for subsidiaries [member] |
Member |
|
|
ifrs-full:EntitysTotalForSubsidiariesMember |
| 2985 |
Ruyi Pakistan Energy [member] |
Member |
|
|
hnp:HuanengShandongRuyiPakistanEnergyPrivateCoLtdMember |
| 2986 |
Disclosure of non-adjusting events after reporting period [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems |
| 2987 |
Amount of guarantee for short-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:AmountOfGuaranteeForShortTermLoans |
| 2988 |
Short-term loans |
Concept (Monetary) |
As Of |
Credit |
hnp:CurrentLoansReceived |
| 2989 |
44301 - Disclosure - Subsequent events (Super short-term bonds) (Detail) |
Network |
* |
* |
http://www.hpi.com.cn/role/SubsequentEventsSuperShortTermBondsDetail |
| 2990 |
Disclosure of non-adjusting events after reporting period [table] |
Table |
* |
* |
ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodTable |
| 2991 |
Non-adjusting events after reporting period [axis] |
Axis |
|
|
ifrs-full:NonadjustingEventsAfterReportingPeriodAxis |
| 2992 |
Non-adjusting events [member] |
Member |
|
|
ifrs-full:NonadjustingEventsMember |
| 2993 |
Issue super short-term bonds [member] |
Member |
|
|
hnp:IssueSuperShortTermBondsMember |
| 2994 |
Borrowings by name [axis] |
Axis |
|
|
ifrs-full:BorrowingsByNameAxis |
| 2995 |
Borrowings by name [member] |
Member |
|
|
ifrs-full:BorrowingsByNameMember |
| 2996 |
Super short-term bond with maturity of 90 days issued in March 2019 [member] |
Member |
|
|
hnp:SuperShortTermBondWithMaturityOf90DaysIssuedInMarch2019Member |
| 2997 |
Disclosure of non-adjusting events after reporting period [line items] |
LineItems |
|
|
ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems |
| 2998 |
Face value |
Concept (Monetary) |
As Of |
|
ifrs-full:NotionalAmount |
| 2999 |
Annual interest rate |
Concept (Percent) |
As Of |
|
hnp:ShortTermBondsInterestRate |
| 3000 |
Maturity |
Concept (Text/String) |
For Period |
|
ifrs-full:BorrowingsMaturity |
| 3001 |
Par value |
Concept (Share) |
As Of |
|
ifrs-full:ParValuePerShare |