VEDANTA LTD (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 1001 - Document - Document and Entity Information Network

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2 Implied Table Table

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3 Document - Document and Entity Information [Abstract] Abstract vedl:DocumentandEntityInformationAbstract
4 Document Type Concept (Submission Type) For Period dei:DocumentType
5 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
6 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
7 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
8 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
9 Trading Symbol Concept (Text/String) For Period dei:TradingSymbol
10 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
11 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
12 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
13 Entity Well-known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
14 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
15 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
16 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
17 1003 - Statement - Consolidated Statements of Profit or Loss Network

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 http://www.vedantalimited.com/taxonomy/role/StatementOfComprehensiveIncomeProfitOrLossByFunctionOfExpense-310000
18 Implied Table Table

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19 Profit or loss [abstract] Abstract ifrs-full:IncomeStatementAbstract
20 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
21 Cost of sales Concept (Monetary) For Period Debit ifrs-full:CostOfSales
22 Gross profit / (loss) Concept (Monetary) For Period Credit ifrs-full:GrossProfit
23 Other operating income Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
24 Distribution expenses Concept (Monetary) For Period Debit ifrs-full:DistributionCosts
25 Administration expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
26 Operating profit / (loss) Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
27 Investment and other income Concept (Monetary) For Period Credit ifrs-full:InvestmentIncome
28 Finance and other costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
29 Profit (loss) before tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
30 Income tax (expense) / benefit Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
31 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
32 Profit / (loss) attributable to: Abstract ifrs-full:ProfitLossAttributableToAbstract
33 Equity holders of the parent Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity
34 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
35 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
36 Earnings / (loss) per share Abstract ifrs-full:EarningsPerShareAbstract
37 Basic Concept (Share) For Period ifrs-full:BasicEarningsLossPerShare
38 Diluted Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
39 Weighted average number of equity shares used in computing earnings per share Abstract ifrs-full:WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract
40 Basic Concept (Shares) For Period ifrs-full:WeightedAverageShares
41 Diluted Concept (Shares) For Period ifrs-full:AdjustedWeightedAverageShares
42 1004 - Statement - Consolidated Statements of Profit or Loss (Parenthetical) Network

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 http://www.vedantalimited.com/taxonomy/role/StatementOfComprehensiveIncomeProfitOrLossByFunctionOfExpense-310000Parenthetical
43 Implied Table Table

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44 Profit or loss [abstract] Abstract ifrs-full:IncomeStatementAbstract
45 Net impairment (charge)/ reversal on cost of sales Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
46 1005 - Statement - Consolidated Statements of Comprehensive Income Network

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 http://www.vedantalimited.com/taxonomy/role/StatementOfComprehensiveIncomeOCIComponentsPresentedNetOfTax-410000
47 Implied Table Table

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48 Statement of comprehensive income [abstract] Abstract ifrs-full:StatementOfComprehensiveIncomeAbstract
49 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
50 Other comprehensive income, net of income tax: Abstract ifrs-full:OtherComprehensiveIncomeAbstract
51 Items that will not be reclassified subsequently to profit or loss Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
52 Re-measurement of defined benefit obligation Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
53 Items that will be reclassified subsequently to profit or loss Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract
54 Exchange differences on translation of foreign operations Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
55 Gain on available-for-sale financial investments Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxAvailableforsaleFinancialAssets
56 Cash flow hedges Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
57 Other comprehensive income / (loss) during the year Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
58 Total comprehensive income / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
59 Total Comprehensive Income / (loss) attributable to: Abstract ifrs-full:ComprehensiveIncomeAttributableToAbstract
60 Equity holders of the parent Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
61 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
62 Total comprehensive income / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
63 1006 - Statement - Consolidated Statements of Financial Position Network

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 http://www.vedantalimited.com/taxonomy/role/StatementOfFinancialPositionCurrentNonCurrent-210000
64 Implied Table Table

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65 Statement of financial position [abstract] Abstract ifrs-full:StatementOfFinancialPositionAbstract
66 ASSETS Abstract ifrs-full:AssetsAbstract
67 Non-current assets Abstract ifrs-full:NoncurrentAssetsAbstract
68 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
69 Exploration and evaluation assets Concept (Monetary) As Of Debit ifrs-full:TangibleExplorationAndEvaluationAssets
70 Other intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
71 Leasehold land Concept (Monetary) As Of Debit ifrs-full:NoncurrentLeasePrepayments
72 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
73 Financial assets investments Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssets
74 Derivative financial assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
75 Current tax asset Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsNoncurrent
76 Other non-current assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
77 Total non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
78 Current assets Abstract ifrs-full:CurrentAssetsAbstract
79 Inventories Concept (Monetary) As Of Debit ifrs-full:Inventories
80 Current tax asset Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
81 Trade and other receivables Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
82 Short-term investments Concept (Monetary) As Of Debit ifrs-full:CurrentInvestments
83 Derivative financial assets Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
84 Restricted cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CurrentRestrictedCashAndCashEquivalents
85 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
86 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
87 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
88 LIABILITIES Abstract ifrs-full:LiabilitiesAbstract
89 Current liabilities Abstract ifrs-full:CurrentLiabilitiesAbstract
90 Short-term borrowings Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
91 Acceptances Concept (Monetary) As Of Credit ifrs-full:BankAcceptanceLiabilities
92 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
93 Derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
94 Retirement benefits Concept (Monetary) As Of Credit ifrs-full:CurrentRecognisedLiabilitiesDefinedBenefitPlan
95 Provisions Concept (Monetary) As Of Credit ifrs-full:CurrentProvisions
96 Current tax liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
97 Total current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
98 Net current assets / (liabilities) Concept (Monetary) As Of Debit ifrs-full:CurrentAssetsLiabilities
99 Non-current liabilities Abstract ifrs-full:NoncurrentLiabilitiesAbstract
100 Long-term borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
101 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
102 Retirement benefits Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
103 Provisions Concept (Monetary) As Of Credit ifrs-full:NoncurrentProvisions
104 Derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentDerivativeFinancialLiabilities
105 Other non-current liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
106 Total non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
107 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
108 Net assets Concept (Monetary) As Of Debit ifrs-full:NetAssetsLiabilities
109 EQUITY Abstract ifrs-full:EquityAbstract
110 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
111 Securities premium Concept (Monetary) As Of Credit ifrs-full:SharePremium
112 Treasury shares Concept (Monetary) As Of Debit ifrs-full:TreasuryShares
113 Share based payment reserve Concept (Monetary) As Of Credit ifrs-full:ReserveOfSharebasedPayments
114 Other components of equity Concept (Monetary) As Of Credit ifrs-full:OtherEquityInterest
115 Retained earnings Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
116 Equity attributable to equity holders of the parent Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
117 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
118 Total Equity Concept (Monetary) As Of Credit ifrs-full:Equity
119 1007 - Statement - Consolidated Statements of Cash Flows Network

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 http://www.vedantalimited.com/taxonomy/role/StatementOfCashFlowsDirectMethod-510000
120 Implied Table Table

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121 Statement of cash flows [abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
122 Cash flows from operating activities Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
123 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
124 Adjustments to reconcile profit to net cash provided by operating activities: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
125 Income tax (benefit) / expense recognised in profit or loss Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncomeTaxExpense
126 Depreciation and amortisation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
127 Impairment charge/ (reversal) of property, plant and equipment/ exploration and evaluation assets/ other assets Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
128 Provision for loss on assets under construction Concept (Monetary) For Period Debit vedl:ProvisionForLossOnAssetsUnderConstruction
129 Provision for doubtful debts/advances Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForProvisions
130 Unsuccessful exploration costs written off Concept (Monetary) For Period Debit vedl:AdjustmentsForUnsuccessfulExplorationCostsWrittenOff
131 Fair value gain on financial assets held for trading Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForFairValueGainsLosses
132 Share based payment expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
133 Loss on sale of property, plant and equipment, net Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
134 Exchange loss/ (gain), net Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
135 Inventory Written off Concept (Monetary) For Period ifrs-full:InventoryWritedown2011
136 Interest, dividend income and bargain gain Concept (Monetary) For Period Debit vedl:AdjustmentsForInterestAndDividendIncome
137 Interest expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForInterestExpense
138 Foreign currency translation reserve reclassified from equity to profit and loss relating to subsidiaries under liquidation Concept (Monetary) For Period Credit vedl:GainLossOnForeignCurrencyTranslationReserveReclassifiedFromEquityToProfitAndLossRelatingToSubsidiariesUnderLiquidation
139 Changes in assets and liabilities: Abstract vedl:ChangesInAssetsAndLiabilitiesAbstract
140 (Increase) / decrease in trade and other receivables Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables
141 Decrease/ (Increase) in inventories Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
142 (Increase) in other current and non-current assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets
143 Increase in trade and other payable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables
144 (Decrease) in other current and non-current liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherLiabilities
145 Proceeds from short-term investments Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod
146 Purchases of short-term investments Concept (Monetary) For Period Credit ifrs-full:PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod
147 Cash generated from operations Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperations
148 Interest paid Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsOperatingActivities
149 Interest received Concept (Monetary) For Period Debit ifrs-full:InterestReceivedClassifiedAsOperatingActivities
150 Dividends received Concept (Monetary) For Period Debit ifrs-full:DividendsReceivedClassifiedAsOperatingActivities
151 Income tax paid Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
152 Net cash from operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
153 Cash flows from investing activities Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
154 Acquisition of subsidiary Concept (Monetary) For Period Credit ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
155 Purchases of property, plant and equipment and intangible assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets
156 Proceeds from sale of property, plant and equipment Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
157 Exploration and evaluation assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfExplorationAndEvaluationAssets
158 Loans repaid by related parties Concept (Monetary) For Period Debit ifrs-full:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties
159 Loans to related parties Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToRelatedParties
160 Proceeds from short-term deposits Concept (Monetary) For Period Debit vedl:ProceedsFromShortTermDeposits
161 Purchases of short-term deposits Concept (Monetary) For Period Credit vedl:PurchasesOfShortTermDeposits
162 Acquisition of additional interests in subsidiaries Concept (Monetary) For Period Credit vedl:PaymentsForAdditionalOwnershipInterestsInSubsidiaries
163 Net changes in restricted cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents
164 Net cash used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
165 Cash flows from financing activities Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
166 (Repayment of) / proceeds from working capital loan, net Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings
167 Proceeds from acceptances Concept (Monetary) For Period Debit ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
168 Repayment of acceptances Concept (Monetary) For Period Credit vedl:RepaymentOfAcceptances
169 Proceeds from other short-term borrowings Concept (Monetary) For Period Debit ifrs-full:ProceedsFromCurrentBorrowings
170 Repayment of other short-term borrowings Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfCurrentBorrowings
171 Proceeds from long-term borrowings Concept (Monetary) For Period Debit ifrs-full:ProceedsFromNoncurrentBorrowings
172 Repayment of long-term borrowings Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
173 Loan from related parties Concept (Monetary) For Period Debit vedl:ProceedsFromBorrowingsFromRelatedPartiesClassifiedAsFinancingActivities
174 Loan repaid to related parties Concept (Monetary) For Period Credit vedl:RepaymentsOfBorrowingsToRelatedPartiesClassifiedAsFinancingActivities
175 Payment of dividends to equity holders of the parent Concept (Monetary) For Period Credit ifrs-full:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities
176 Payment of dividends to non-controlling interests, including dividend distribution tax Concept (Monetary) For Period Credit ifrs-full:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities
177 Purchase of Treasury Shares for stock options Concept (Monetary) For Period Credit ifrs-full:PaymentsToAcquireOrRedeemEntitysShares
178 Proceeds from erstwhile Cairn Stock Options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssueOfOrdinaryShares
179 Exercise of Stock options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
180 Net cash used in financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
181 Effect of exchange rate changes on cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
182 Net (decrease) / increase in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
183 Cash and cash equivalents at the beginning of the year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
184 Cash and cash equivalents at the end of the year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
185 Supplementary disclosure of non-cash investing activities: Abstract vedl:SupplementaryDisclosureOfNonCashInvestingActivitiesAbstract
186 Payables for purchase of property, plant and equipment including exploration and evaluation assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
187 1008 - Statement - Consolidated Statements of Changes in Equity Network

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188 Statement of changes in equity [table] Table

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189 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
190 Equity [member] Member ifrs-full:EquityMember
191 Share capital [member] Member ifrs-full:IssuedCapitalMember
192 Securities premium [member] Member ifrs-full:ReserveOfGainsAndLossesFromInvestmentsInEquityInstrumentsMember
193 Treasury shares [member] Member ifrs-full:TreasurySharesMember
194 Reserve of share-based payments [member] Member ifrs-full:ReserveOfSharebasedPaymentsMember
195 Translation of foreign operations [member] Member ifrs-full:ReserveOfExchangeDifferencesOnTranslationMember
196 Available for sale financial investments [member] Member ifrs-full:ReserveOfGainsAndLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeMember
197 Cash flow hedges [member] Member ifrs-full:ReserveOfCashFlowHedgesMember
198 Retained earnings [member] Member ifrs-full:RetainedEarningsMember
199 Total [member] Member ifrs-full:EquityAttributableToOwnersOfParentMember
200 Non-controlling interests [member] Member ifrs-full:NoncontrollingInterestsMember
201 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
202 Beginning Balance Concept (Monetary) As Of Credit ifrs-full:Equity
203 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
204 Exchange differences on translation of foreign operations, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
205 Movement in available for sale financial investments Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxAvailableforsaleFinancialAssets
206 Re-measurement of defined benefit obligation, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
207 Net movement in fair value of cash flow hedges, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
208 Total comprehensive income / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
209 Transferred to capital reserve pursuant to merger Concept (Monetary) For Period Credit vedl:IncreaseDecreaseThroughTransferToCapitalReserveEquity
210 Purchase of treasury shares Concept (Monetary) For Period Debit ifrs-full:PurchaseOfTreasuryShares
211 Stock options cancelled during the period Concept (Monetary) For Period Credit ifrs-full:CancellationOfTreasuryShares
212 Recognition of share based payment Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
213 Exercise of stock options Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughExerciseOfOptions
214 Purchase of non-controlling interests-Cairn India Limited Concept (Monetary) For Period Credit vedl:IncreaseDecreaseThroughPurchaseOfNonControllingInterest
215 Non-controlling interest on business combination Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughAcquisitionOfSubsidiary
216 Recognition of put option liability/ derecognition of non controlling interest Concept (Monetary) For Period Credit vedl:IncreaseDecreaseThroughRecognitionOfPutOptionLiabilityDerecognitionOfNonControllingInterest
217 Dividend Concept (Monetary) For Period Debit ifrs-full:DividendsPaid
218 Change in Non controlling interests Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl
219 Others Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity
220 Ending Balance Concept (Monetary) As Of Credit ifrs-full:Equity
221 1009 - Statement - Consolidated Statements of Changes in Equity (Parenthetical) Network

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222 Statement of changes in equity [table] Table

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223 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
224 Equity [member] Member ifrs-full:EquityMember
225 Treasury shares [member] Member ifrs-full:TreasurySharesMember
226 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
227 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
228 Vedanta Limited Employee Stock Option Scheme 2016 [member] Member vedl:EmployeeStockOptionSchemeMember
229 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
230 Number of treasury shares Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
231 Face value of treasury shares Concept (Share) As Of ifrs-full:ParValuePerShare
232 1010 - Disclosure - Group overview Network

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236 1011 - Disclosure - Basis of preparation of financial statements Network

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240 1012 - Disclosure - Significant accounting policies Network

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244 1013 - Disclosure - Revenue Network

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248 1014 - Disclosure - Investment and other income Network

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252 1015 - Disclosure - Finance and other costs Network

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256 1016 - Disclosure - Income tax expense Network

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260 1017 - Disclosure - Property, plant and equipment Network

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264 1018 - Disclosure - Non-controlling Interests ('NCI') and joint operations Network

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267 Non-controlling Interests ('NCI') and joint operations Concept (Text Block (HTML)) For Period vedl:DisclosureOfNoncontrollingInterestsAndJointVentureExplanatory
268 1019 - Disclosure - Financial asset investments Network

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272 1020 - Disclosure - Other non-current assets Network

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276 1021 - Disclosure - Inventories Network

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280 1022 - Disclosure - Trade and other receivables Network

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284 1023 - Disclosure - Short-term investments Network

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288 1024 - Disclosure - Restricted cash and cash equivalents Network

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289 Implied Table Table

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291 Restricted cash and cash equivalents Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRestrictedCashAndCashEquivalentsExplanatory
292 1025 - Disclosure - Cash and cash equivalents Network

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293 Implied Table Table

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296 1026 - Disclosure - Borrowings Network

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297 Statement [Table] Table

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298 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
299 Past due status [member] Member ifrs-full:PastDueStatusMember
300 Later than three months [member] Member ifrs-full:LaterThanThreeMonthsMember
301 Statement [Line Items] LineItems us-gaap:StatementLineItems
302 Borrowings Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingCostsExplanatory
303 1027 - Disclosure - Acceptances Network

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306 Acceptances Concept (Text Block (HTML)) For Period vedl:DisclosureOfAcceptancesExplanatory
307 1028 - Disclosure - Trade and other payables Network

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310 Trade and other payables Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
311 1029 - Disclosure - Provisions Network

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312 Implied Table Table

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313 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
314 Provisions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfProvisionsExplanatory
315 1030 - Disclosure - Other non-current liabilities Network

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317 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
318 Other non-current liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherNoncurrentLiabilitiesExplanatory
319 1031 - Disclosure - Employee benefits Network

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321 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
322 Employee benefits Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
323 1032 - Disclosure - Financial instruments Network

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326 Financial instruments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsExplanatory
327 1033 - Disclosure - Capital management Network

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328 Implied Table Table

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330 Capital management Concept (Text Block (HTML)) For Period vedl:DisclosureOfCapitalManagementExplanatory
331 1034 - Disclosure - Shareholders' equity Network

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334 Shareholders' equity Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
335 1035 - Disclosure - Share-Based Compensation Plans Network

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338 Share-Based Compensation Plans Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSharebasedPaymentArrangementsExplanatory
339 1036 - Disclosure - Earnings per share ("EPS") Network

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340 Implied Table Table

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341 Profit or loss [abstract] Abstract ifrs-full:IncomeStatementAbstract
342 Earnings per share ("EPS") Concept (Text Block (HTML)) For Period ifrs-full:EarningsPerShareExplanatory
343 1037 - Disclosure - Options to acquire subsidiary's shares Network

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345 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
346 Options to acquire subsidiary's shares Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInSubsidiariesExplanatory
347 1038 - Disclosure - Commitments, contingencies, and guarantees Network

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350 Commitments, contingencies, and guarantees Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory
351 1039 - Disclosure - Segment information Network

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353 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
354 Segment information Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
355 1040 - Disclosure - Related party transactions Network

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356 Implied Table Table

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358 Related party transactions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRelatedPartyExplanatory
359 1041 - Disclosure - Other notes Network

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360 Implied Table Table

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361 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
362 Other notes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNotesAndOtherExplanatoryInformationExplanatory
363 1042 - Disclosure - Subsequent events Network

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364 Implied Table Table

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366 Subsequent events Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
367 1043 - Disclosure - Changes to Disclosures Reported in Prior Year's Consolidated Financial Statements Network

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370 Changes to Disclosures Reported in Prior Year's Consolidated Financial Statements Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfChangesInAccountingPoliciesAccountingEstimatesAndErrorsExplanatory
371 1044 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) Network

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374 Supplementary Information on Oil and Gas Exploration and Production (Unaudited) Concept (Text Block (HTML)) For Period us-gaap:OilAndGasExplorationAndProductionIndustriesDisclosuresTextBlock
375 1045 - Disclosure - Basis of preparation of financial statements (Policies) Network

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378 Basis of preparation Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForBasisOfPreparationExplanatory
379 Basis of measurement Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForBasisOfMeasurementExplanatory
380 Application of new and revised standards Concept (Text Block (HTML)) For Period ifrs-full:ExplanationOfAccountingPoliciesAndMethodsOfComputationFollowedInInterimFinancialStatements
381 Going concern Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForGoingConcernExplanatory
382 Convenience translation Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForConvenienceTranslationExplanatory
383 Basis of consolidation Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory
384 Investments in associates Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentInAssociates
385 Revenue recognition Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
386 Business combination Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory
387 Property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory
388 Non-current assets held for sale Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
389 Financial instruments Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory
390 Equity instruments Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForEquityInstrumentsExplanatory
391 Borrowing costs Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBorrowingCostsExplanatory
392 Impairment Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory
393 Leases Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
394 Government grants Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForGovernmentGrants
395 Inventories Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
396 Taxation Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
397 Retirement benefits schemes Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
398 Share based payments Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory
399 Provisions, contingent liabilities and contingent assets Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForProvisionsForLiabilitiesAndChargesExplanatory
400 Restoration, rehabilitation and environmental costs Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory
401 Accounting for foreign currency transactions and translations Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
402 Earnings per share Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEarningsPerShareExplanatory
403 Treasury Shares Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTreasurySharesExplanatory
404 Current and non-current classification Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForCurrentAndNoncurrentClassificationExplanatory
405 Significant accounting estimates and judgements Concept (Text Block (HTML)) For Period vedl:DescriptionOfAccountingPolicyForSignificantAccountingEstimatesAndJudgementsExplanatory
406 Recently issued accounting pronouncements Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations
407 1046 - Disclosure - Group overview (Tables) Network

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410 Detail Information about Business Combination Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBusinessCombinationsExplanatory
411 1047 - Disclosure - Significant accounting policies (Tables) Network

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414 Summary of Estimated useful life of assets Concept (Text Block (HTML)) For Period vedl:DisclosureOfPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory
415 1048 - Disclosure - Revenue (Tables) Network

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419 1049 - Disclosure - Investment and other income (Tables) Network

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423 1050 - Disclosure - Finance and other costs (Tables) Network

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427 1051 - Disclosure - Income tax expense (Tables) Network

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430 Summary of Major Components of Income Tax Expense Concept (Text Block (HTML)) For Period vedl:DisclosureOfMajorComponentsOfTaxExpenseIncomeExplanatory
431 Reconciliation of Income Tax Expense/(Credit) Applicable to Accounting Profit/(Loss) Before Tax at the Statutory Income Tax Rate to Recognized Income Tax Expense/(Credit) for the year at the Group's Effective Tax Rate Concept (Text Block (HTML)) For Period vedl:DisclosureOfReconciliationOfAccountingProfitLossBeforeTaxAtStatutoryIncomeTaxRateExplanatory
432 Schedule of Components of Deferred Tax Assets and Liabilities Concept (Text Block (HTML)) For Period vedl:DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatory
433 Net deferred tax (assets)/liability Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredTaxesExplanatory
434 Summary of Unused Tax Losses Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
435 Summary of Unused MAT Credits Concept (Text Block (HTML)) For Period vedl:DisclosureOfMaturityAnalysisOfMinimumAlternativeTaxCreditExplanatory
436 1052 - Disclosure - Property, plant and equipment (Tables) Network

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439 Disclosure of Property Plant and Equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
440 Disclosure of Evaluation Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExplorationAndEvaluationAssetsExplanatory
441 Disclosure of Other Intangible Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
442 1053 - Disclosure - Non-controlling Interests ('NCI') and joint operations (Tables) Network

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445 Summarized Financial Information of Subsidiaries of the Group that have Material Non-controlling Interests Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory
446 Effect of Changes in Ownership Interests in Subsidiaries that did not Result in a Loss of Control Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEffectsOfChangesInParentsOwnershipInterestInSubsidiaryThatDoNotResultInLossOfControlOnEquityAttributableToOwnersOfParentExplanatory
447 Summary of Joint Operations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfJointVenturesExplanatory
448 1054 - Disclosure - Financial asset investments (Tables) Network

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451 Summary of Financial Asset Investments Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationOfAvailableForSaleInvestmentsExplanatory
452 1055 - Disclosure - Other non-current assets (Tables) Network

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455 Summary of Other Noncurrent Assets Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory
456 1056 - Disclosure - Inventories (Tables) Network

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459 Summary of inventories Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutInventoriesExplanatory
460 1057 - Disclosure - Trade and other receivables (Tables) Network

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464 Summary of Change in Allowance for Trade and Other Receivable Concept (Text Block (HTML)) For Period vedl:DisclosureOfAllowanceForTradeAndOtherReceivablesExplanatory
465 1058 - Disclosure - Short-term investments (Tables) Network

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468 Summary of Short-term Investments Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutShorttermInvestmentsExplanatory
469 1059 - Disclosure - Restricted cash and cash equivalents (Tables) Network

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472 Summary of Restricted Cash and Cash Equivalents Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutRestrictedCashAndCashEquivalentsExplanatory
473 1060 - Disclosure - Cash and cash equivalents (Tables) Network

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476 Summary of Cash and Cash Equivalents Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutCashAndCashEquivalentsExplanatory
477 1061 - Disclosure - Borrowings (Tables) Network

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478 Statement [Table] Table

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480 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
481 Non-convertible debentures [member] Member vedl:NonConvertibleDebenturesMember
482 Maturity [axis] Axis ifrs-full:MaturityAxis
483 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
484 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
485 Later than one year [member] Member ifrs-full:LaterThanOneYearMember
486 Statement [Line Items] LineItems us-gaap:StatementLineItems
487 Summary of Long-Term Borrowings Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
488 Summary of Non-convertible Debentures Issued by the Group Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
489 Summary of Security Details Concept (Text Block (HTML)) For Period vedl:DisclosureOfSecurityDetailsBorrowingsExplanatory
490 Summary of Movement in Borrowings Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutMovementInBorrowingsExplanatory
491 1062 - Disclosure - Acceptances (Tables) Network

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494 Summary of Acceptances Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutAcceptancesExplanatory
495 1063 - Disclosure - Trade and other payables (Tables) Network

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498 Summary of Trade and Other Payables Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatory
499 1064 - Disclosure - Provisions (Tables) Network

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501 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
502 Summary of Provisions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherProvisionsExplanatory
503 1065 - Disclosure - Other non-current liabilities (Tables) Network

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504 Implied Table Table

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505 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
506 Summary of Non-Current Liabilities Concept (Text Block (HTML)) For Period vedl:DisclosureOfOtherNonCurrentLiabilitiesDetailsExplanatory
507 1066 - Disclosure - Employee benefits (Tables) Network

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508 Statement [Table] Table

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509 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
510 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
511 BALCO, HZL, SRL and SMCL Provident Trust Fund [Member] Member vedl:BALCOHZLSRLAndSMCLProvidentTrustFundMember
512 Statement [Line Items] LineItems us-gaap:StatementLineItems
513 Summary of Present Value of Obligation and Fair Value of Plan Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory
514 Summary of Asset Allocation of Plan Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAdditionalInformationAboutDefinedBenefitPlansExplanatory
515 Summary of Actuarial Assumptions Used to Determine Present Value of Defined Benefit Obligation Concept (Text Block (HTML)) For Period vedl:DisclosureOfActuarialAssumptionsForDefinedBenefitObligationsExplanatory
516 Summary of Defined Benefit Scheme Amounts Recognised in Consolidated Statement of Profit or Loss Concept (Text Block (HTML)) For Period vedl:DisclosureOfDefinedBenefitPlanExpenseRecognisedInProfitOrLossExplanatory
517 Summary of Defined Benefit Schemes Amounts Recognised In Statement of Comprehensive Income Concept (Text Block (HTML)) For Period vedl:DisclosureOfDefinedBenefitPlansAmountsRecognisedInOtherComprehensiveIncomeExplanatory
518 Summary of Movement Of Present Value of Defined Benefit Obligation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDefinedBenefitPlansExplanatory
519 Summary of Movement in Fair Value of Plan Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueOfPlanAssetsExplanatory
520 Summary of Sensitivity Analysis for Significant Actuarial Assumptions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory
521 1067 - Disclosure - Financial instruments (Tables) Network

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522 Implied Table Table

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523 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
524 Summary of Carrying Value and Fair Value of Each Category of Financial Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialAssetsExplanatory
525 Summary of Carrying Value and Fair Value of Each Category of Financial Liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialLiabilitiesExplanatory
526 Summary of Categories of Financial Assets and Liabilities Measured at Fair Value Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueOfFinancialInstrumentsExplanatory
527 Summary of Fair Value of Financial Liabilities Other Than Amortised Cost Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesExplanatory
528 Schedule of impact of 10% increase in LME prices on pre-tax profit/(loss) for the year and pre-tax equity as a result of changes in the value of the Group's commodity financial instruments Concept (Text Block (HTML)) For Period vedl:DisclosureOfFinancialInstrumentsRelatedToCommodityContractsExplanatory
529 Schedule of Contractual Undiscounted Cash Obligations Concept (Text Block (HTML)) For Period vedl:DisclosureOfUndiscountedCashFlowsFinancialLiabilitiesExplanatory
530 Summary of Funding Facilities Concept (Text Block (HTML)) For Period vedl:DisclosureOfFundingFacilitiesExplanatory
531 Summary of Carrying Amount of the Group's Financial Assets and Liabilities in Different Currencies Concept (Text Block (HTML)) For Period vedl:DisclosureOfCurrencyRiskExposureExplanatory
532 Impact of Strengthening of Functional Currency Concept (Text Block (HTML)) For Period vedl:DisclosureOfForeignCurrencyFinancialAssetsAndLiabilitiesTextBlock
533 Schedule of Exposure of Financial Assets and Financial Liabilities to Interest Rate Risk Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutMaximumExposureToCreditRiskArisingFromFinancialAssetsExplanatory
534 Analysis of Movements in Interest Rates Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsByTypeOfInterestRateExplanatory
535 Summary of Year End Trade and Other Receivable Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatory
536 Summary of Fair Value of Derivative Positions Recorded Under Derivative Financial Assets and Derivative Financial Liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory
537 1068 - Disclosure - Capital management (Tables) Network

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538 Implied Table Table

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539 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
540 Summary of Capital Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutCapitalManagementExplanatory
541 1069 - Disclosure - Share-Based Compensation Plans (Tables) Network

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542 Statement [Table] Table

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543 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
544 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
545 Vedanta Limited Employee Stock Option Scheme 2016 [member] Member vedl:EmployeeStockOptionSchemeMember
546 CIPOP [member] Member vedl:CIPOPMember
547 CIESOP [member] Member vedl:CIESOPMember
548 CIPOP Phantom [member] Member vedl:CIPOPPhantomMember
549 Statement [Line Items] LineItems us-gaap:StatementLineItems
550 Schedule of Activity in Employee Stock Option Plan Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory
551 Summary of Assumptions Used in Calculations of Charge in Respect of Employee Stock Option Awards Granted Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory
552 Summary of Employee Stock Option Plans Concept (Text Block (HTML)) For Period vedl:DisclosureOfEmployeeStockOptionPlansExplanatory
553 Schedule of Exercise Price Range for Employee Stock Option Plans Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory
554 Summary of Effect of Employee Share-based Payment Plans on Statement of Profit and Loss and Financial Position Concept (Text Block (HTML)) For Period vedl:DisclosureOfEffectOfSharebasedPaymentsOnProfitLossAndFinancialPositionExplanatory
555 1070 - Disclosure - Earnings per share ("EPS") (Tables) Network

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556 Implied Table Table

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557 Profit or loss [abstract] Abstract ifrs-full:IncomeStatementAbstract
558 Computation of Weighted Average Number of Shares Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory
559 Computation of Basic and Diluted Earnings per Share Concept (Text Block (HTML)) For Period vedl:DisclosureOfComputationOfBasicAndDilutedEarningsPerShareExplanatory
560 1071 - Disclosure - Commitments, contingencies, and guarantees (Tables) Network

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561 Implied Table Table

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562 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
563 Summary of Future Minimum Lease Payments Under Non-cancellable Lease Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeExplanatory
564 1072 - Disclosure - Segment information (Tables) Network

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565 Implied Table Table

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566 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
567 Schedule of Revenue and Profit Information and Certain Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOperatingSegmentsExplanatory
568 Schedule of Geographical Segment Analysis Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGeographicalAreasExplanatory
569 Analysis of Carrying Amount of Non-Current Assets, Being Property, Plant and Equipment, Exploration and Evaluation Assets and Other Intangible Assets and Leasehold Land Prepayments Analysed by Geographical Area Concept (Text Block (HTML)) For Period vedl:DisclosureOfSegmentAssetsByGeographicalAreaExplanatory
570 1073 - Disclosure - Related party transactions (Tables) Network

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571 Implied Table Table

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572 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
573 Summary of Group's Subsidiaries Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCompositionOfGroupExplanatory
574 Summary of Related Parties and Relationships Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutRelatedPartiesExplanatory
575 Summary of Significant Transactions with Related Parties Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
576 Summary of Significant Receivables From and Payables To Related Parties Concept (Text Block (HTML)) For Period vedl:DisclosureOfAccountBalancesWithRelatedPartiesExplanatory
577 Summary of Remuneration of Key Management Personnel Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory
578 Summary of Transactions During the Year with Post Retirement Trusts Concept (Text Block (HTML)) For Period vedl:DisclosureOfTransactionsWithPostretirementTrustsExplanatory
579 1074 - Disclosure - Other notes (Tables) Network

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580 Implied Table Table

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581 Text block1 [abstract] Abstract vedl:TextBlock1Abstract
582 Summary of Other Notes Concept (Text Block (HTML)) For Period vedl:DisclosureOfDetailedInformationAboutNotesAndOtherExplanatoryInformationExplanatory
583 1075 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) (Tables) Network

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584 Implied Table Table

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585 Extractive Industries [Abstract] Abstract us-gaap:ExtractiveIndustriesAbstract
586 Summary of Capitalized Costs for Oil and Gas Exploration and Production Activities Concept (Text Block (HTML)) For Period us-gaap:CapitalizedCostsRelatingToOilAndGasProducingActivitiesDisclosureTextBlock
587 Summary of Costs Incurred in Oil and Gas Property Acquisition, Exploration and Development Activities Concept (Text Block (HTML)) For Period us-gaap:CostIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesDisclosureTextBlock
588 Summary of Results of Operations for Oil and Gas Producing Activities Concept (Text Block (HTML)) For Period us-gaap:ResultsOfOperationsForOilAndGasProducingActivitiesDisclosureTextBlock
589 Summary of Reserve Quantities Information Concept (Text Block (HTML)) For Period us-gaap:ScheduleOfProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTextBlock
590 Summary of Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Quantities and Changes Therein Concept (Text Block (HTML)) For Period us-gaap:StandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedReservesDisclosureTextBlock
591 1076 - Disclosure - Group Overview - Additional information (Detail) Network

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592 Disclosure of General Information [Table] Table

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593 Legal Entity [Axis] Axis dei:LegalEntityAxis
594 Entity [Domain] Member dei:EntityDomain
595 Cairn India Limited ("Cairn") 3 [member] Member vedl:CairnIndiaLimitedMember
596 Twinstar Holding Limited [member] Member vedl:TwinStarHoldingsLimitedMember
597 Finsider international company limited [member] Member vedl:FinsiderInternationalCompanyLimitedMember
598 Westglobe limited [member] Member vedl:WestglobeLimitedMember
599 Welter trading limited [member] Member vedl:WelterTradingLimitedMember
600 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
601 Equity [member] Member ifrs-full:EquityMember
602 Non-controlling interests [member] Member ifrs-full:NoncontrollingInterestsMember
603 Reserve of share-based payments [member] Member ifrs-full:ReserveOfSharebasedPaymentsMember
604 Segments [axis] Axis ifrs-full:SegmentsAxis
605 Segments [member] Member ifrs-full:SegmentsMember
606 Oil and gas segment [member] Member vedl:OilAndGasSegmentMember
607 Aluminum Segment [Member] Member vedl:AluminumsegmentMember
608 Partially Integrated Aluminum Operations [Member] Member vedl:PartiallyIntegratedAluminumOperationsMember
609 Power segment [member] Member vedl:PowerSegmentMember
610 Copper segment [member] Member vedl:CopperSegmentMember
611 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
612 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
613 American depositary shares [member] Member vedl:AmericanDepositarySharesMember
614 Ordinary shares [member] Member ifrs-full:OrdinarySharesMember
615 Equity shares [member] Member vedl:EquitySharesMember
616 Preference shares [member] Member ifrs-full:PreferenceSharesMember
617 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
618 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
619 Rajasthan [member] Member vedl:RajasthanMember
620 West Coast Of India [Member] Member vedl:WestcoastofindiaMember
621 East Coast Of India [Member] Member vedl:EastcoastofindiaMember
622 South Africa [member] Member country:ZA
623 Lanjigarh India [Member] Member vedl:LanjigarhIndiaMember
624 Jharsuguda, India [Member] Member vedl:JharsugudaIndiaMember
625 Tuticorin [member] Member vedl:TuticorinMember
626 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
627 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
628 Cairn India Limited ("Cairn") 3 [member] Member vedl:CairnIndiaLimitedMember
629 Sesa Resources Limited [member] Member vedl:SesaResourcesLimitedMember
630 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
631 Skorpion [member] Member vedl:SkorpionMember
632 Black Mountain Mining (Proprietary) Limited [member] Member vedl:BlackMountainMiningProprietaryLimitedMember
633 Vedanta Lisheen Holdings Limited [member] Member vedl:VedantaLisheenHoldingsLimitedMember
634 Cairn Energy Hydrocarbons Limited [member] Member vedl:CairnEnergyHydrocarbonsLimitedMember
635 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
636 Talwandi Sabo Power Limited TSPL [ member ] Member vedl:TalwandiSaboPowerLimitedTsplMember
637 Vizag General Cargo Berth Private Limited [member] Member vedl:VizagGeneralCargoBerthPrivateLimitedMember
638 Cairn South Africa Proprietary Limited [member] Member vedl:CairnSouthAfricaProprietaryLimitedMember
639 Malco Energy Limited (MEL) [member] Member vedl:MalcoEnergyLimitedMelMember
640 AvanStrate [Member] Member vedl:AvanstrateMember
641 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
642 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
643 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
644 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
645 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
646 Consequent to Merger of Cairn India Limited [member] Member vedl:MergerOfCairnIndiaLimitedMember
647 AvanStrate Inc. [member] Member vedl:AvanStrateIncMember
648 Ownership [Axis] Axis us-gaap:OwnershipAxis
649 Ownership [Domain] Member us-gaap:OwnershipDomain
650 Vedanta Limited [Member] Member vedl:VedantaLimitedMember
651 Transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [axis] Axis ifrs-full:TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis
652 Transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [member] Member ifrs-full:TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember
653 Before merger [member] Member vedl:BeforeMergerMember
654 After merger [member] Member vedl:AfterMergerMember
655 Range [axis] Axis ifrs-full:RangeAxis
656 Ranges [member] Member ifrs-full:RangesMember
657 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
658 Top of range [member] Member ifrs-full:TopOfRangeMember
659 Disclosure of general information [line items] LineItems vedl:DisclosureOfGeneralInformationLineItems
660 Additional number of shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
661 Number of equity share each ADS comprise Concept (Shares) For Period vedl:ConversionOfAmericanDepositarySharesToOrdinaryShares
662 Description of merger Concept (Text/String) For Period vedl:DescriptionOfMergerAgreement
663 Face value per share Concept (Share) As Of ifrs-full:ParValuePerShare
664 Preferred stock redeemable description Concept (Text/String) For Period vedl:DescriptionOfRedeemablePreferredShares
665 Carrying value of shares held by Sesa Resources Limited in Cairn India Limited Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
666 Authorised share capital Concept (Monetary) For Period vedl:ShareCapitalAuthorizedValue
667 Share capital authorized, shares Concept (Shares) As Of ifrs-full:NumberOfSharesAuthorised
668 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
669 Increase in equity share capital Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransactionsWithOwners
670 Increase in equity shares Concept (Shares) For Period ifrs-full:IncreaseDecreaseInNumberOfSharesOutstanding
671 Cash compensation payable to stock option holders Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
672 Other equity Concept (Monetary) As Of Credit ifrs-full:OtherEquityInterest
673 Decrease in securities premium account Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInProvisionForUnearnedPremium
674 Percentage of equity stake acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
675 Cash consideration Concept (Monetary) As Of Credit ifrs-full:CashTransferred
676 Acquired debts Concept (Monetary) As Of Credit ifrs-full:LiabilitiesIncurred
677 Loan amount extended Concept (Monetary) As Of Credit vedl:LoanAmountExtended
678 Minority shareholder's shareholding interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
679 Bargain gain (net of acquisition cost) Concept (Monetary) For Period Credit ifrs-full:GainRecognisedInBargainPurchaseTransaction
680 ASI's contribution to revenue post acquisition Concept (Monetary) For Period Credit ifrs-full:RevenueOfAcquiree
681 Reduction in revenue on account of ASI post acquisition Concept (Monetary) For Period Credit vedl:ProfitLossBeforeInterestAndTaxation
682 Group's total revenue if ASI was acquired from the beginning of the year Concept (Monetary) For Period Credit ifrs-full:RevenueOfCombinedEntity
683 Group's total profit before tax if ASI was acquired from the beginning of the year Concept (Monetary) For Period Credit ifrs-full:ProfitLossOfCombinedEntity
684 Ownership interest percentage of associate Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInAssociate
685 Ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
686 Number of asset blocks Concept (Integer) As Of vedl:NumberOfAssetBlocks
687 Number of copper smelter Concept (Integer) For Period vedl:NumberOfCopperSmelter
688 Ownership interest percentage of joint operations Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
689 Power plant capacity Concept (num:powerItemType) For Period vedl:PowerPlantCapacity
690 Smelter Pot Capacity Concept (Decimal) For Period vedl:PlantCapacity
691 Number of smelter pots commissioned Concept (Integer) For Period vedl:NumberOfPotsCommissioned
692 Number of bauxite mines Concept (Integer) For Period vedl:NumberOfBauxiteMines
693 Number of smelter pots commissioned Concept (Integer) For Period vedl:NumberOfLeadSmelters
694 Refinery capacity Concept (Decimal) For Period vedl:RefineryProductionCapacity
695 Maximum refinery capacity Concept (Decimal) For Period vedl:RefineryMaximumProductionCapacity
696 1077 - Disclosure - Group overview - Detailed Information about Group overview (Detail) Network

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697 Disclosure of detailed information about business combination [table] Table

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698 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
699 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
700 AvanStrate Inc. [member] Member vedl:AvanStrateIncMember
701 Disclosure of detailed information about business combination [line items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
702 Property, Plant and Equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate
703 Capital work-in-progress Concept (Monetary) As Of Debit vedl:CapitalWorkInProgress
704 Other Intangible assets Concept (Monetary) As Of Debit vedl:OtherIntangibleAssetsRecognisedAsOfAcquisitionDate
705 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssetsRecognisedAsOfAcquisitionDate
706 Other non-current assets Concept (Monetary) As Of Debit vedl:OtherNonCurrentAssetsRecognisedAsOfAcquisitionDate
707 Total non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsRecognisedAsOfAcquisitionDate
708 Current Assets Abstract vedl:CurrentAssetsRecognisedAsOfAcquisitionDateAbstract
709 Inventories Concept (Monetary) As Of Debit ifrs-full:InventoryRecognisedAsOfAcquisitionDate
710 Trade Receivables Concept (Monetary) As Of Debit vedl:TradeReceivablesRecognisedAsOfAcquisitionDate
711 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsRecognisedAsOfAcquisitionDate
712 Other Current Assets Concept (Monetary) As Of Debit vedl:OtherCurrentAssetsRecognisedAsOfAcquisitionDate
713 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssetsRecognisedAsOfAcquisitionDate
714 Total Assets (A) Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsRecognisedAsOfAcquisitionDate
715 Non-current liabilities Abstract vedl:NoncurrentLiabilitiesRecognisedAsOfAcquisitionDateAbstract
716 Borrowings (excluding borrowings from immediate parent) Concept (Monetary) As Of Credit ifrs-full:BorrowingsRecognisedAsOfAcquisitionDate
717 Deffered tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate
718 Other non-current liabilities Concept (Monetary) As Of Credit vedl:OtherNoncurrentLiabilitiesRecognisedAsOfAcquisitionDate
719 Total non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilitiesRecognisedAsOfAcquisitionDate
720 Other current liabilities Concept (Monetary) As Of Credit vedl:OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate
721 Total Liabilities (B) Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilitiesRecognisedAsOfAcquisitionDate
722 Net Assets (A-B) Concept (Monetary) As Of Debit ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed
723 Fair value of total purchase consideration Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
724 Non-Controlling interest on acquisition (48.4% of net assets after adjustment of fair value of borrowings from immediate parent of ? 10,100 million) Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterestInAcquireeRecognisedAtAcquisitionDate
725 Bargain Gain Concept (Monetary) For Period Credit ifrs-full:GainLossThatRelatesToIdentifiableAssetsAcquiredOrLiabilitiesAssumedInBusinessCombination
726 Acquisition cost Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
727 1078 - Disclosure - Group overview - Detailed Information about Group overview (Parenthetical) (Detail) Network

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728 Disclosure of detailed information about business combination [table] Table

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729 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
730 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
731 AvanStrate Inc. [member] Member vedl:AvanStrateIncMember
732 Disclosure of detailed information about business combination [line items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
733 Net assets Concept (Percent) For Period vedl:PercentageOfShareOfNetAssets
734 Fair value of borrowings Concept (Monetary) As Of Credit vedl:FairValueAdjustmentsOfBorrowings
735 Exchange rate per U S dollar Concept (Decimal) For Period ifrs-full:AverageForeignExchangeRate
736 1079 - Disclosure - Basis of Preparation of Financial Statements - Additional Information (Detail) Network

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737 Implied Table Table

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738 Disclosure of basis of preparation of financial statements [abstract] Abstract vedl:DisclosureOfBasisOfPreparationOfFinancialStatementsAbstract
739 Noon buying rate per $ 1.00 Concept (Decimal) For Period ifrs-full:AverageForeignExchangeRate
740 1080 - Disclosure - Significant accounting policies - Summary of Expected Useful Lives of Other Assets (Detail) Network

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741 Disclosure of detailed information about property, plant and equipment [table] Table

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742 Range [axis] Axis ifrs-full:RangeAxis
743 Ranges [member] Member ifrs-full:RangesMember
744 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
745 Top of range [member] Member ifrs-full:TopOfRangeMember
746 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
747 Assets [member] Member ifrs-full:ClassesOfAssetsMember
748 Buildings - Operations and administration [member] Member ifrs-full:BuildingsMember
749 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
750 Office equipment and fixtures [member] Member ifrs-full:OfficeEquipmentMember
751 Motor vehicles [member] Member ifrs-full:MotorVehiclesMember
752 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
753 Estimated useful lives Concept (Text/String) For Period ifrs-full:UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment
754 1081 - Disclosure - Significant accounting policies - Additional Information (Detail) Network

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755 Disclosure of detailed information about property, plant and equipment [table] Table

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756 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
757 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
758 Alumina Refinery Operations [member] Member vedl:AluminaRefineryOperationsMember
759 Assets Under Operation [member] Member vedl:AssetsUnderOperationMember
760 Assets Under Expansion [member] Member vedl:AssetsUnderExpansionMember
761 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
762 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
763 Computer software [member] Member ifrs-full:ComputerSoftwareMember
764 Mining rights [member] Member ifrs-full:MiningRightsMember
765 Technical know-how [member] Member vedl:TechnicalKnowhowMember
766 Acquired brand [member] Member vedl:AcquiredBrandMember
767 Range [axis] Axis ifrs-full:RangeAxis
768 Ranges [member] Member ifrs-full:RangesMember
769 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
770 Top of range [member] Member ifrs-full:TopOfRangeMember
771 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
772 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
773 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
774 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
775 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
776 Concession period for Port concession rights Concept (Text/String) For Period ifrs-full:ExplanationOfSignificantTermsOfServiceConcessionArrangementThatMayAffectAmountTimingAndCertaintyOfFutureCashFlows
777 Useful lives of other intangible assets Concept (Text/String) For Period ifrs-full:UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwill
778 Additional depletion charge at HZL Concept (Monetary) For Period Debit vedl:DepletionExpense
779 Refinery capacity Concept (Decimal) For Period vedl:ProductionCapacity
780 Refinery capacity Concept (Decimal) For Period vedl:MaximumProductionCapacity
781 Mining assets Concept (Monetary) As Of Debit ifrs-full:MiningAssets
782 Proportion of remaining Government ownership interest in subsidiary Concept (Percent) For Period vedl:RemainingProportionOfOwnershipInterestInSubsidiary
783 Alloted land for future expansion cancelled due to dispute Concept (num:areaItemType) For Period vedl:AreaOfLandProperty
784 1082 - Disclosure - Revenue - Detailed Information about Revenue (Detail) Network

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785 Implied Table Table

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788 Less: excise duty Concept (Monetary) For Period Debit vedl:ExciseDutyCharges
789 Sale of products, net of excise duty Concept (Monetary) For Period Credit ifrs-full:RevenueFromSaleOfGoods
790 Sale of services Concept (Monetary) For Period Credit ifrs-full:RevenueFromRenderingOfServices
791 Export incentives Concept (Monetary) For Period Credit vedl:ExportIncentives
792 Total revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
793 1083 - Disclosure - Investment and other income - Detailed Information about Investment and Other Income (Detail) Network

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794 Implied Table Table

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796 Fair value gain on financial assets held for trading Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTrading
797 Interest income: Abstract vedl:InterestIncomeAbstract
798 Interest income on financial assets held for trading Concept (Monetary) For Period Credit ifrs-full:InterestIncomeOnFinancialAssetsHeldForTrading
799 Interest income on bank deposits at amortized cost Concept (Monetary) For Period Credit vedl:InterestIncomeOnBankDepositsAtAmortizedCost
800 Interest income on loans and receivables at amortized cost Concept (Monetary) For Period Credit ifrs-full:InterestIncomeOnLoansAndReceivables
801 Others Concept (Monetary) For Period Credit ifrs-full:InterestIncomeOnOtherFinancialAssets
802 Dividend income on available for sale investments Concept (Monetary) For Period Credit ifrs-full:RevenueFromDividends
803 Bargain gain net of acquisition cost Concept (Monetary) For Period Credit ifrs-full:GainRecognisedInBargainPurchaseTransaction
804 Foreign exchange gain/ (loss) net Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
805 Capitalisation of interest income Concept (Monetary) For Period Debit vedl:CapitalizedInterest
806 Investment and other income Concept (Monetary) For Period Credit vedl:InvestmentAndOtherIncome
807 1084 - Disclosure - Finance and other costs - Detailed Information about Finance and Other Costs (Detail) Network

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808 Implied Table Table

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809 Finance and other costs [Abstract] Abstract vedl:FinanceAndOtherCostsAbstract
810 Interest on borrowings other than convertible notes Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
811 Foreign currency translation reserve reclassified from equity to profit and loss relating to subsidiaries under liquidation Concept (Monetary) For Period Debit ifrs-full:ReclassificationAdjustmentsOnChangeInValueOfForeignCurrencyBasisSpreadsNetOfTax
812 Unwinding of discount on provisions Concept (Monetary) For Period Debit vedl:UnwindingOfDiscountProvisionsCost
813 Net foreign exchange loss on foreign currency borrowings and creditors for capital expenditure Concept (Monetary) For Period Debit vedl:NetForeignExchangeLossOnForeignCurrencyBorrowingsAndCreditorsForCapitalExpenditure
814 Bank charges Concept (Monetary) For Period Debit ifrs-full:BankAndSimilarCharges
815 Others Concept (Monetary) For Period Debit ifrs-full:OtherFinanceCost
816 Capitalisation of finance costs Concept (Monetary) For Period ifrs-full:InterestCostsCapitalised
817 Finance and other costs Concept (Monetary) For Period Debit vedl:FinanceAndOtherCosts
818 1085 - Disclosure - Finance and other costs - Detailed Information about Finance and Other Costs (Parenthetical) (Detail) Network

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819 Implied Table Table

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820 Finance and other costs [Abstract] Abstract vedl:FinanceAndOtherCostsAbstract
821 Capitalisation rate relating to general borrowings Concept (Percent) For Period ifrs-full:CapitalisationRateOfBorrowingCostsEligibleForCapitalisation
822 1086 - Disclosure - Income tax expense - Additional Information (Detail) Network

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823 Disclosure Of Income Tax Expense [Table] Table

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824 Scenario [Axis] Axis us-gaap:StatementScenarioAxis
825 Scenario, Unspecified [Domain] Member us-gaap:ScenarioUnspecifiedDomain
826 Scenario, Forecast [Member] Member us-gaap:ScenarioForecastMember
827 Tax year [axis] Axis vedl:TaxYearAxis
828 Tax Year [Domain] Member vedl:TaxYearDomain
829 The first five years from the commencement of the tax holiday [Member] Member vedl:TaxYearTrancheOneMember
830 For the subsequent five years for location based exemption [Member] Member vedl:TaxYearTrancheTwoMember
831 For any ten consecutive years within the 15 year period following commencement of the power plant's operation [Member] Member vedl:TaxYearTrancheThreeMember
832 The actual cost of Plant or Machinery acquired and installed during the year [Member] Member vedl:TaxYearTrancheFiveMember
833 For Further Five Years [Member] Member vedl:TaxYearTrancheSixMember
834 Legal Entity [Axis] Axis dei:LegalEntityAxis
835 Entity [Domain] Member dei:EntityDomain
836 Group [member] Member vedl:GroupMember
837 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
838 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
839 Haridwar [Member] Member vedl:HaridwarMember
840 Pantnagar [member] Member vedl:PantnagarMember
841 Segments [axis] Axis ifrs-full:SegmentsAxis
842 Segments [member] Member ifrs-full:SegmentsMember
843 Indian Operations in Special Economic Zone [member] Member vedl:IndianOperationsInSpecialEconomicZoneMember
844 Range [axis] Axis ifrs-full:RangeAxis
845 Ranges [member] Member ifrs-full:RangesMember
846 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
847 Disclosure Of Income Tax Expense [Line Items] LineItems vedl:DisclosureOfIncomeTaxExpenseLineItems
848 Statutory income tax rate Concept (Percent) For Period vedl:StatutoryApplicableTaxRate
849 Combined Statutory income tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
850 Minimum alternative tax rate Concept (Percent) For Period vedl:MinimumAlternativeTaxRate
851 Combined minimum alternative tax rate Concept (Percent) For Period vedl:CombinedMinimumAlternativeTaxRate
852 Tax incentive exemption rate Concept (Percent) For Period vedl:TaxIncentiveExemptionRate
853 Total operational capacity Concept (num:powerItemType) As Of vedl:TotalOperationalCapacity
854 Wind power capacity Concept (num:powerItemType) As Of vedl:WindPowerCapacity
855 Effect of tax holiday amount and similar exemptions Concept (Monetary) For Period Debit vedl:TaxEffectOfTaxHolidayPeriod
856 Effect of tax holiday impact on basic earning per share Concept (Share) For Period vedl:EffectOfTaxHolidayImpactOnBasicEarningsPerShare
857 Non-current tax assets Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsNoncurrent
858 Unused tax credits for which no deferred tax asset recognised Concept (Monetary) As Of ifrs-full:UnusedTaxCreditsForWhichNoDeferredTaxAssetRecognised
859 Unused alternative minimum tax credits Concept (Monetary) As Of Debit vedl:UnusedMinimumAlternativeTaxCredit
860 Unremitted earnings Concept (Monetary) As Of Credit vedl:UnremittedEarnings
861 1087 - Disclosure - Income tax expense - Summary of Major Components of Income Tax Expense (Detail) Network

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862 Implied Table Table

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863 Major components of tax expense (income) [abstract] Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
864 Current tax: Abstract ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriodsAbstract
865 Current tax on profit for the year Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncome
866 Charge / (credit) in respect of current tax for earlier years Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForCurrentTaxOfPriorPeriod
867 Total current tax Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
868 Deferred tax: Abstract ifrs-full:DeferredTaxExpenseIncomeAbstract
869 Origination and reversal of temporary differences Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences
870 Charge in respect of deferred tax for earlier years Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDeferredTaxOfPriorPeriods
871 Increase in tax rate Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncomeRelatingToTaxRateChangesOrImpositionOfNewTaxes
872 Total deferred tax Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
873 Total Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
874 Accounting profit / (loss) before tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
875 Effective income tax rate (%) Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
876 - cash flow hedges Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnCashFlowHedgesBeforeTax
877 - reclassification adjustments on cash flow hedges Concept (Monetary) For Period Debit ifrs-full:ReclassificationAdjustmentsOnCashFlowHedgesBeforeTax
878 - remeasurement of defined benefit obligation Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
879 - Exchange differences on translation of foreign operations Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation
880 Total Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTax
881 1088 - Disclosure - Income tax expense - Detailed Information about Reconciliation of Accounting Profit Loss Before Tax at Statutory Income Tax Rate (Detail) Network

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882 Implied Table Table

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883 Reconciliation of accounting profit multiplied by applicable tax rates [abstract] Abstract ifrs-full:ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract
884 Accounting profit / (loss) before tax Concept (Monetary) For Period Credit ifrs-full:AccountingProfit
885 Indian Statutory income tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
886 Tax at Indian statutory income tax rate Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
887 Disallowable expenses Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
888 Non-taxable income Concept (Monetary) For Period Credit ifrs-full:TaxEffectOfRevenuesExemptFromTaxation2011
889 FCTR recycled on liquidation of subsidiaries to consolidated statements of profit or loss Concept (Monetary) For Period Debit vedl:TaxEffectOfReclassificationAdjustmentsOnChangeInValueOfForeignCurrencyBasisSpreads
890 Tax holidays and similar exemptions Concept (Monetary) For Period Debit vedl:TaxEffectOfTaxHolidayPeriod
891 Impact of changes in tax rate Concept (Monetary) For Period Debit ifrs-full:TaxEffectFromChangeInTaxRate
892 Effect of tax rates differences of subsidiaries operating in other jurisdictions Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfForeignTaxRates
893 Dividend distribution tax Concept (Monetary) For Period Debit vedl:TaxEffectOfNonDeductiblePreferenceDividendsPaid
894 Charge/(credit) in respect of previous years Concept (Monetary) For Period Debit vedl:TaxEffectAdjustmentsForPriorYears
895 Unrecognised Tax Assets (net) Concept (Monetary) For Period Debit vedl:ChangeInUnrecognizedTaxAssets
896 Capital loss lapsed on account of Merger (Refer note 1) Concept (Monetary) For Period Debit vedl:TaxEffectOfCapitalLossLapsedOnAccountOfMerger
897 Others Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
898 Total Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
899 1089 - Disclosure - Income tax expense - Schedule of Components of Deferred Tax Assets and Liabilities (Detail) Network

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900 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

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901 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
902 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
903 Property, plant and equipment, Exploration and Evaluation and other intangible assets [member] Member vedl:DeferredTaxAssetsMember
904 Unabsorbed depreciation/business loss [Member] Member vedl:DeferredTaxAssetsDepreciationMember
905 Voluntary retirement scheme [member] Member vedl:DeferredTaxLiabilityAssetRetirementBenefitObligationMember
906 Employee benefits [Member] Member vedl:EmployeeBenefitsMember
907 Fair value of derivative assets/ liabilities [member] Member vedl:DerivativeAssetsLiabilitiesAtFairValueMember
908 Fair valuation of other assets/liabilities [member] Member vedl:OtherDeferredTaxAssetsAndLiabilitiesMember
909 MAT credits entitlement [member] Member ifrs-full:UnusedTaxCreditsMember
910 Other temporary differences [member] Member ifrs-full:OtherTemporaryDifferencesMember
911 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
912 Opening balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
913 Charged/(credited) to statement of profit or loss Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
914 Charged/(credited) to Other comprehensive income Concept (Monetary) For Period ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
915 Charged/(credited) to equity Concept (Monetary) For Period ifrs-full:DeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquity
916 Deferred tax on acquisition through business combination Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssetsRecognisedAsOfAcquisitionDate
917 Exchange difference transferred to translation of foreign operation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset
918 Total Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
919 1090 - Disclosure - Income tax expense - Net deferred tax (assets)/liability (Detail) Network

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920 Implied Table Table

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921 Deferred tax assets and liabilities [abstract] Abstract ifrs-full:DeferredTaxAssetsAndLiabilitiesAbstract
922 Deferred tax asset Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
923 Deferred tax liability Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
924 Net deferred tax (asset)/ liability Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
925 1091 - Disclosure - Income Tax Expense - Summary of Unused Tax Losses (Detail) Network

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926 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

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927 Maturity [axis] Axis ifrs-full:MaturityAxis
928 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
929 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
930 Later than one year and not later than five years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
931 Later than five years [member] Member ifrs-full:LaterThanFiveYearsMember
932 No Expiry [Member] Member vedl:NoexpiryMember
933 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
934 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
935 Unutilized business losses [member] Member vedl:UnutilizedBusinessLossesMember
936 Unabsorbed Depreciation [Member] Member vedl:UnabsorbedDepreciationMember
937 Unused R&D Tax Credit [member] Member vedl:UnusedRAndDTaxCreditMember
938 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
939 Unused tax credits for which no deferred tax asset recognised Concept (Monetary) As Of ifrs-full:UnusedTaxCreditsForWhichNoDeferredTaxAssetRecognised
940 1092 - Disclosure - Income Tax Expense - Summary of Unused MAT Credits (Detail) Network

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941 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

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942 Maturity [axis] Axis ifrs-full:MaturityAxis
943 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
944 2023 [Member] Member vedl:NotLaterThanFiveYearsMember
945 2024 [Member] Member vedl:LaterThanFiveYearsAndNotLaterThanSixYearsMember
946 2025 [Member] Member vedl:LaterThanSixYearsAndNotLaterThanSevenYearsMember
947 2026 [Member] Member vedl:LaterThanSevenYearsAndNotLaterThanEightYearsMember
948 2027 [Member] Member vedl:LaterThanEightYearsAndNotLaterThanNineYearsMember
949 2028 [Member] Member vedl:LaterThanNineYearsAndNotLaterThanTenYearsMember
950 2029 [Member] Member vedl:LaterThanTenYearsAndNotLaterThanElevenYearsMember
951 2032 [member] Member vedl:LaterThanElevenYearsAndNotLaterThanFourteenYearsMember
952 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
953 Unused minimum alternative tax credit Concept (Monetary) As Of Debit vedl:UnusedMinimumAlternativeTaxCredit
954 1093 - Disclosure - Property, plant and equipment - Disclosure of Property Plant and Equipment (Detail) Network

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955 Disclosure of detailed information about property, plant and equipment [table] Table

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956 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
957 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
958 E & E assets (Mining properties) [member] Member ifrs-full:MiningPropertyMember
959 Land and buildings [member] Member ifrs-full:LandAndBuildingsMember
960 Property and equipment [member] Member vedl:PropertyAndEquipmentMember
961 Oil and Gas Properties[member] Member ifrs-full:OilAndGasAssetsMember
962 Others [member] Member ifrs-full:OtherPropertyPlantAndEquipmentMember
963 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
964 Carrying amount [member] Member ifrs-full:CarryingAmountMember
965 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
966 Accumulated depreciation, amortisation and impairment [member] Member ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
967 Net book value of property, plant and equipment before Asset Under Construction Including Capital Advance [member] Member vedl:NetBookValueOfPropertyPlantAndEquipmentBeforeAssetUnderConstructionIncludingCapitalAdvanceMember
968 Asset Under Construction Including Capital Advance [member] Member vedl:AssetUnderConstructionIncludingCapitalAdvanceMember
969 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
970 Beginning balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
971 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
972 Charge for the year Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughOtherChangesPropertyPlantAndEquipment
973 Transfer during the year from exploration and evaluation assets Concept (Monetary) For Period Credit vedl:IncreaseDecreaseOfCostsThroughTransfersFromExplorationAndEvaluationAssets
974 Disposals/ adjustments Concept (Monetary) For Period Credit ifrs-full:DisposalsPropertyPlantAndEquipment
975 Acquisition through business combination Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment
976 Foreign exchange Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment
977 Impairment(Charge/ (reversal)) Concept (Monetary) For Period Debit vedl:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
978 Ending balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
979 1094 - Disclosure - Property, plant and equipment - Additional Information (Detail) Network

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980 Disclosure of detailed information about property, plant and equipment [table] Table

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981 Legal Entity [Axis] Axis dei:LegalEntityAxis
982 Entity [Domain] Member dei:EntityDomain
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984 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
985 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
986 Oil and Gas Properties[member] Member ifrs-full:OilAndGasAssetsMember
987 Alumina Refinery Operations [member] Member vedl:AluminaRefineryOperationsMember
988 Assets Under Construction [member] Member vedl:AssetsUnderConstructionMember
989 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
990 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
991 Copper Mines of Tasmania (CMT) [member] Member vedl:CopperMinesOfTasmaniaCMTMember
992 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
993 Assets [member] Member ifrs-full:ClassesOfAssetsMember
994 Exploration and evaluation assets [member] Member ifrs-full:ExplorationAndEvaluationAssetsMember
995 Property and equipment [member] Member vedl:PropertyAndEquipmentMember
996 Assets Under Construction [member] Member vedl:AssetsUnderConstructionMember
997 Other assets [member] Member ifrs-full:OtherAssetsMember
998 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
999 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1000 Accumulated impairment [member] Member ifrs-full:AccumulatedImpairmentMember
1001 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
1002 Segments [axis] Axis ifrs-full:SegmentsAxis
1003 Segments [member] Member ifrs-full:SegmentsMember
1004 Iron Ore Segment [member] Member vedl:IronoresegmentMember
1005 Aluminum Segment [Member] Member vedl:AluminumsegmentMember
1006 Oil and gas segment [member] Member vedl:OilAndGasSegmentMember
1007 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1008 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1009 Rajasthan [member] Member vedl:RajasthanMember
1010 West Africa [member] Member vedl:WestAfricaMember
1011 Karnataka [member] Member vedl:KarnatakaMember
1012 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
1013 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
1014 PR-OSN-2004/1 - Exploration [member] Member vedl:ProsnTwoThousandAndFourExplorationOneMember
1015 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1016 Reversal of impairment Concept (Monetary) For Period ifrs-full:ReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
1017 Recoverable amount Concept (Monetary) As Of Debit ifrs-full:RecoverableAmountOfAssetOrCashgeneratingUnit
1018 Short term price of oil Concept (Decimal) For Period vedl:ShortTermNominalPriceOfOil
1019 Long term price of oil Concept (Decimal) For Period vedl:LongTermNominalPriceOfOil
1020 Post-tax nominal discount rate Concept (Percent) For Period ifrs-full:InterestRateSignificantUnobservableInputsAssets
1021 Percentage increase in price Concept (Percent) For Period ifrs-full:AdjustmentToMidmarketConsensusPriceSignificantUnobservableInputsAssets
1022 Change in crude oil per barrel Concept (Monetary) For Period Credit vedl:ChangeInCrudeOilPricePerBarrel
1023 Change in discount rate Concept (Percent) For Period vedl:ChangeInDiscountRate
1024 Change in recoverable value Concept (Monetary) For Period Credit vedl:ChangeInRecoverableAmountOfAssetOrCashGeneratingUnitWithDecreaseInGrowthRate
1025 Impairment charge Concept (Monetary) For Period Debit ifrs-full:ImpairmentLoss
1026 Impairment charge/(reversal) Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
1027 Property plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1028 Mining reserve Concept (Monetary) As Of Credit vedl:MiningReserve
1029 Provision for restoration and rehabilitation to mines Concept (Monetary) As Of Credit ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCosts
1030 Recoverable value of other assets and liabilities Concept (Monetary) As Of Debit vedl:RecoverableAmountOfAssetAndLiabilities
1031 Net deferred stripping cost addition Concept (Monetary) For Period Debit vedl:DeferredStrippingCosts
1032 Property, plant and equipment are pledged as collateral Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentPledgedAsSecurity
1033 Depreciation charge Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
1034 Area of land in possession Concept (num:areaItemType) For Period vedl:AreaOfLand1
1035 1095 - Disclosure - Property, plant and equipment - Disclosure of Exploration and Evaluation Assets (Detail) Network

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1036 Disclosure of detailed information about exploration and evaluation assets [Table] Table

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1052 Unsuccessful Exploration Cost Concept (Monetary) For Period Debit vedl:AdjustmentsForUnsuccessfulExplorationCostsWrittenOff
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1068 Beginning Balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
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1070 Deletions Concept (Monetary) For Period Credit ifrs-full:DisposalsIntangibleAssetsOtherThanGoodwill
1071 Foreign exchange difference Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill
1072 Ending Balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
1073 Acquisition through Business Combination Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1074 Charge for the year Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughOtherChangesIntangibleAssetsOtherThanGoodwill
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1076 Disclosure of detailed information about intangible assets [table] Table

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1079 Other intangible assets [member] Member ifrs-full:OtherIntangibleAssetsMember
1080 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1081 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
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1086 Percentage of gross revenue as royalty Concept (Percent) For Period vedl:RoyaltyFeePercentageOfRevenue
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1092 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
1093 Black Mountain Mining (Proprietary) Limited [member] Member vedl:BlackMountainMiningProprietaryLimitedMember
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1095 NCIs holding economic interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
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1100 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
1101 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
1102 Other Subsidiaries [member] Member vedl:OtherSubsidiariesMember
1103 Subsidiaries with material non-controlling interests [member] Member ifrs-full:SubsidiariesWithMaterialNoncontrollingInterestsMember
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1105 Cairn India Limited ("Cairn") 3 [member] Member vedl:CairnIndiaLimitedMember
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1108 Non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
1109 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
1110 Non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
1111 Equity attributable to equity holders of the Parent Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
1112 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
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1116 Profit / (loss) attributable to equity holders of the Parent Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
1117 Profit / (loss) attributable to non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
1118 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
1119 Other comprehensive income / (loss) attributable to the equity holders of the Parent Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeAttributableToOwnersOfParent
1120 Other comprehensive income / (loss) attributable to non-controlling interests Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeAttributableToNoncontrollingInterests
1121 Other comprehensive income / (loss) during the year Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
1122 Total comprehensive income / (loss) attributable to the equity holders of the Parent Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
1123 Total comprehensive income / (loss) attributable to non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
1124 Total comprehensive income / (loss) during the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
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1127 Net cash (outflow) / inflow from investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
1128 Net cash (outflow) from financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
1129 Net cash inflow / (outflow) Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
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1144 Cairn India Limited ("Cairn") 3 [member] Member vedl:CairnIndiaLimitedMember
1145 Other Subsidiaries [member] Member vedl:OtherSubsidiariesMember
1146 Disclosure of subsidiaries [line items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
1147 Purchase of NCI Concept (Monetary) For Period Credit ifrs-full:PaymentsFromChangesInOwnershipInterestsInSubsidiaries
1148 Changes in NCI Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControlEquityAttributableToOwnersOfParent
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1150 Disclosure of joint ventures [table] Table

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1153 Ravva block - Exploration and production [member] Member vedl:RavvaBlockExplorationAndProductionMember
1154 CB-OS/2 - Exploration [member] Member vedl:CbosTwoExplorationMember
1155 CB-OS/2 - Development & production [member] Member vedl:CbosTwodevelopmentAndProductionMember
1156 RJ-ON-90/1- Exploration [member] Member vedl:Rjon90ExplorationMember
1157 RJ-ON-90/1- Development & production [member] Member vedl:Rjon90OneDevelopmentAndProductionMember
1158 KG-OSN-2009/3 - Exploration [member] Member vedl:KgosnTwoThousandNineExplorationMember
1159 South Africa Block1 - Exploration [member] Member vedl:SouthafricaBlock1explorationMember
1160 PR-OSN-2004/1 - Exploration [member] Member vedl:ProsnTwoThousandAndFourExplorationOneMember
1161 MB-DWN-2009/1(1) - Exploration [member] Member vedl:MBDWN200911ExplorationMember
1162 KG-ONN-2003/1(3) Exploration and appraisal [member] Member vedl:KGONN200313ExplorationAndAppraisalMember
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1166 1103 - Disclosure - Financial Asset Investments - Summary of Financial Asset Investments (Detail) Network

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1167 Implied Table Table

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1170 Changes in fair value Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInFairValueMeasurementAssets
1171 Ending balance Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssets
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1173 Disclosure of financial assets [table] Table

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1176 Demerger [member] Member vedl:DemergerMember
1177 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1178 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1179 Sterlite Power Transmission Limited ('SPTL')[member] Member vedl:SterlitePowerTransmissionLimitedSptlMember
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1181 Number of shares allotted Concept (Shares) For Period vedl:NumberOfSharesAlloted
1182 1105 - Disclosure - Other non-current assets - Summary of Other Noncurrent Assets (Detail) Network

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1183 Implied Table Table

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1186 Site restoration assets Concept (Monetary) As Of Debit vedl:SiteRestorationAssets
1187 Claims receivable Concept (Monetary) As Of Debit vedl:ClaimsReceivable
1188 Trade receivables Concept (Monetary) As Of Debit ifrs-full:TradeReceivables
1189 Others Concept (Monetary) As Of Debit vedl:OthersFinancialAssets
1190 Total - Financial Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentFinancialAssets
1191 Deposits with Government Authorities Concept (Monetary) As Of Debit vedl:DepositsWithGovernmentAuthorities
1192 Claims and other receivable Concept (Monetary) As Of Debit vedl:ClaimsAndOtherReceivable
1193 Total - Non Financial Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentNonfinancialAssets
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1195 1106 - Disclosure - Other non-current assets - Summary of Other Noncurrent Assets (Parenthetical) (Detail) Network

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1196 Disclosure Of Other Non-current Assets [Table] Table

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1199 Customer A [member] Member vedl:CustomerAMember
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1202 Interest reserve Concept (Monetary) As Of Debit vedl:InterestReserveOnLoansPayable
1203 Deposit in Site Restoration Fund Concept (Monetary) As Of Credit ifrs-full:ShorttermProvisionForDecommissioningRestorationAndRehabilitationCosts
1204 Investment in rehabilition trust Concept (Monetary) As Of Debit vedl:InvestmentInRehabilitionTrust
1205 Trade and other receivables held back by customer Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherReceivables
1206 Outstanding trade receivables on disputes Concept (Monetary) As Of Debit vedl:OutstandingTradeReceivablesOnDisputes
1207 Tax benefits Concept (Monetary) As Of Debit ifrs-full:NoncurrentReceivablesFromTaxesOtherThanIncomeTax
1208 1107 - Disclosure - Inventories - Summary of Inventories (Detail) Network

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1209 Implied Table Table

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1212 Work-in-progress Concept (Monetary) As Of Debit ifrs-full:WorkInProgress
1213 Finished goods Concept (Monetary) As Of Debit ifrs-full:FinishedGoods
1214 Total Concept (Monetary) As Of Debit ifrs-full:Inventories
1215 1108 - Disclosure - Inventories - Additional Information (Detail) Network

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1216 Implied Table Table

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1219 Inventory held at net realizable value Concept (Monetary) As Of Debit ifrs-full:CurrentInventoriesHeldForSale
1220 Write down of inventory Concept (Monetary) For Period ifrs-full:InventoryWritedown2011
1221 1109 - Disclosure - Trade and other receivables - Summary of Trade and Other Receivables (Detail) Network

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1222 Disclosure of detailed information about financial instruments [table] Table

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1227 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
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1230 Receivables from related parties Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
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1232 Loans to related parties Concept (Monetary) As Of Debit vedl:LoansToRelatedParties
1233 Advances for supplies Concept (Monetary) As Of Debit ifrs-full:CurrentAdvancesToSuppliers
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1238 1110 - Disclosure - Trade and other receivables - Summary of Trade and Other Receivables (Parenthetical) (Detail) Network

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1239 Implied Table Table

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1242 1111 - Disclosure - Trade and other receivables - Additional Information (Detail) Network

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1260 Implied Table Table

*

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1266 Implied Table Table

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1270 Deposits held as margin money Concept (Monetary) As Of Debit vedl:DepositsHeldAsMarginMoney
1271 Investments in bonds of related party Concept (Monetary) As Of Debit vedl:ShortTermInvestmentsInBondsOfRelatedParty
1272 Security by subsidiary against overdraft facility Concept (Monetary) As Of Debit vedl:ShortTermInvestmentAsSecurityBySubsidiaryToOverdraftFacility
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1278 Restricted cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CurrentRestrictedCashAndCashEquivalents
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1285 Restricted cash pledged as security for liabilities Concept (Monetary) As Of Debit vedl:RestrictedDepositsCollateralPledgedAsSecurityForLiabilities
1286 1117 - Disclosure - Cash and cash equivalents - Summary of Cash and Cash Equivalents (Detail) Network

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1287 Implied Table Table

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1292 1118 - Disclosure - Cash and cash equivalents - Summary of Cash and Cash Equivalents (Parenthetical) (Detail) Network

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1293 Implied Table Table

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1296 1119 - Disclosure - Borrowings - Summary of Short Term Borrowings (Detail) Network

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1297 Implied Table Table

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1301 Short-term and current portion of long term borrowings Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
1302 1120 - Disclosure - Borrowings - Summary of Long-Term Borrowings (Detail) Network

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1303 Implied Table Table

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1312 Long-term borrowings, net of current portion Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1313 1121 - Disclosure - Borrowings - Summary of Long-Term Borrowings (Parenthetical) (Detail) Network

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1314 Disclosure of detailed information about borrowings [table] Table

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1320 1122 - Disclosure - Borrowings - Additional Information (Detail) Network

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1327 1123 - Disclosure - Borrowings - Summary of Non-convertible Debentures Issued by the Group (Detail) Network

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1328 Disclosure of detailed information about borrowings [table] Table

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1361 1124 - Disclosure - Borrowings - Summary of Security Details (Detail) Network

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1362 Disclosure of detailed information about borrowings [table] Table

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1399 1125 - Disclosure - Borrowings - Summary of Security Details (Parenthetical) (Detail) Network

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1400 Disclosure of detailed information about borrowings [table] Table

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1419 1126 - Disclosure - Borrowings - Summary of Movement in Borrowings (Detail) Network

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1420 Disclosure of detailed information about borrowings [table] Table

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1432 1127 - Disclosure - Acceptances - Summary of Acceptances (Detail) Network

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1433 Implied Table Table

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1437 1128 - Disclosure - Acceptances - Additional Information (Detail) Network

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1445 1129 - Disclosure - Trade and Other Payables - Summary of Trade and Other Payables (Detail) Network

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1446 Implied Table Table

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1461 1130 - Disclosure - Trade and Other Payables - Summary of Trade and Other Payables (Parenthetical) (Detail) Network

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1462 Disclosure of financial liabilities [table] Table

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1475 1131 - Disclosure - Provisions - Summary of Provisions (Detail) Network

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1476 Disclosure of other provisions [table] Table

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1495 1132 - Disclosure - Provisions - Summary of Provisions (Parenthetical) (Detail) Network

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1496 Disclosure of other provisions [table] Table

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1518 1133 - Disclosure - Other non-current liabilities Summary of Non-Current Liabilities (Detail) Network

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1519 Implied Table Table

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1530 1134 - Disclosure - Other non-current liabilities Summary of Non-Current Liabilities (Parenthetical) (Detail) Network

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1531 Disclosure Of Other Non Current Liabilities [Table] Table

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1537 1135 - Disclosure - Employee Benefits - Additional Information (Detail) Network

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1538 Disclosure of defined benefit plans [table] Table

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1564 Percentage of employee contribution to defined contribution fund Concept (Percent) For Period vedl:PercentageOfEmployeeContributionToDefinedContributionFund
1565 Percentage of additional contribution to defined contribution fund Concept (Percent) For Period vedl:PercentageOfAdditionalContributionToDefinedContributionFund
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1569 Percentage of employee and employer contributions to executive scheme Concept (Percent) For Period vedl:PercentageOfEmployeeAndEmployerContributionToExecutiveScheme
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1572 Remeasurement loss/ (gain) on post-retirement benefits recorded in OCI Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
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1575 Actuarial assumptions, life expectancy after retirement Concept (Decimal) As Of ifrs-full:ActuarialAssumptionOfLifeExpectancyAfterRetirement
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1577 Expected contribution to defined benefit obligations in 2019 Concept (Monetary) For Period Credit ifrs-full:EstimateOfContributionsExpectedToBePaidToPlan
1578 Weighted average duration of the defined benefit obligation Concept (Decimal) For Period ifrs-full:WeightedAverageDurationOfDefinedBenefitObligation
1579 1136 - Disclosure - Employee benefits - Amount Recognized in the Consolidated Statements of Financial Position (Detail) Network

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1580 Disclosure of defined benefit plans [table] Table

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1584 Defined Benefit Plans Additional Information [Axis] Axis vedl:DefinedBenefitPlansAdditionalInformationAxis
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1586 Gratuity Plans [Member] Member vedl:GratuityPlansMember
1587 Disclosure of defined contribution and benefit schemes [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1588 Fair value of plan assets Concept (Monetary) As Of Debit ifrs-full:PlanAssetsAtFairValue
1589 Present value of defined benefit obligations Concept (Monetary) As Of Credit ifrs-full:DefinedBenefitObligationAtPresentValue
1590 Net liability arising from defined benefit obligation Concept (Monetary) As Of Debit ifrs-full:SurplusDeficitInPlan
1591 1137 - Disclosure - Employee benefits - Summary of Asset Allocation of Plan Assets (Detail) Network

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1599 Debentures and bonds [member] Member vedl:DebenturesAndBondsMember
1600 Fixed deposits [member] Member vedl:FixedDepositsMember
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1604 1138 - Disclosure - Employee Benefit - Summary of Actuarial Assumptions Used to Determine Present Value of Defined Benefit Obligation (Detail) Network

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1605 Disclosure of sensitivity analysis for actuarial assumptions [table] Table

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1612 Expected rate of increase in compensation level of covered employees Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreases
1613 1139 - Disclosure - Employee Benefit - Summary of Defined Benefit Scheme Amounts Recognised in Consolidated Statement of Profit or Loss (Detail) Network

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1614 Disclosure of defined benefit plans [table] Table

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1621 Net Interest cost Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
1622 Total charge to consolidated statements of profit or loss Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
1623 1140 - Disclosure - Employee Benefit - Summary of Defined Benefit Schemes Amounts Recognised In Statement of Comprehensive Income (Detail) Network

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1624 Disclosure of net defined benefit liability (asset) [table] Table

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1629 Remeasurements of the net defined benefit obligation:- Abstract ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract
1630 Actuarial losses arising from changes in demographic assumptions Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromChangesInDemographicAssumptionsNetDefinedBenefitLiabilityAsset
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1632 Actuarial losses/ (gains) arising from experience adjustments Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset
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1635 1141 - Disclosure - Employee Benefit - Summary of Movement Of Present Value of Defined Benefit Obligation (Detail) Network

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1636 Disclosure of net defined benefit liability (asset) [table] Table

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1642 Reclassification to post retirement medical benefits Concept (Monetary) For Period Debit ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset
1643 -Current service cost Concept (Monetary) For Period Credit ifrs-full:CurrentServiceCostNetDefinedBenefitLiabilityAsset
1644 -Past service cost Concept (Monetary) For Period Credit ifrs-full:PastServiceCostNetDefinedBenefitLiabilityAsset
1645 Benefits paid Concept (Monetary) For Period Debit ifrs-full:PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset
1646 Interest cost of scheme liabilities Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
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1650 Ending balance Concept (Monetary) As Of Credit ifrs-full:DefinedBenefitObligationAtPresentValue
1651 1142 - Disclosure - Employee Benefit - Summary of Movement in Fair Value of Plan Assets (Detail) Network

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1652 Disclosure of fair value of plan assets [table] Table

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1659 Benefits paid Concept (Monetary) For Period Debit ifrs-full:PaymentsInRespectOfSettlementsNetDefinedBenefitLiabilityAsset
1660 Remeasurement gain / (loss) arising from return on plan assets Concept (Monetary) For Period Debit ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset
1661 Interest income Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
1662 Ending balance Concept (Monetary) As Of Debit ifrs-full:PlanAssetsAtFairValue
1663 1143 - Disclosure - Employee Benefit - Summary of Sensitivity Analysis for Actuarial Assumptions (Detail) Network

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1664 Disclosure of sensitivity analysis for actuarial assumptions [table] Table

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1668 Actuarial assumption of expected rates of salary increases [member] Member ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
1669 Disclosure of sensitivity analysis for actuarial assumptions [line items] LineItems ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
1670 Increase by 0.50% Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
1671 Decrease by 0.50% Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
1672 1144 - Disclosure - Employee Benefit - Summary of Sensitivity Analysis for Actuarial Assumptions (Parenthetical) (Detail) Network

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1673 Disclosure of sensitivity analysis for actuarial assumptions [table] Table

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*

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1678 Disclosure of sensitivity analysis for actuarial assumptions [line items] LineItems ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
1679 Increase in assumption Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
1680 Decrease in assumption Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
1681 1145 - Disclosure - Financial Instruments - Summary of Carrying Value and Fair Value of Each Category of Financial Assets (Detail) Network

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*

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1682 Disclosure of financial assets [table] Table

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1685 Financial assets at fair value through profit or loss, classified as held for trading, category [member] Member ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember
1686 Loans and receivables, category [member] Member ifrs-full:LoansAndReceivablesCategoryMember
1687 Financial assets available-for-sale, category [member] Member ifrs-full:FinancialAssetsAvailableforsaleCategoryMember
1688 Derivatives used for hedging [member] Member ifrs-full:DerivativesMember
1689 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1690 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1691 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1692 Financial assets at fair value, class [member] Member ifrs-full:FinancialAssetsAtFairValueMember
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1694 Financial assets investments - at fair value Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssets
1695 Other non-current assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
1696 Trade and other receivable Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
1697 Short term investments -Bank deposits Concept (Monetary) As Of Debit ifrs-full:ShorttermDepositsNotClassifiedAsCashEquivalents
1698 Other investments Concept (Monetary) As Of Debit vedl:CurrentOtherInvestments
1699 Derivative financial assets Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
1700 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1701 Restricted cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CurrentRestrictedCashAndCashEquivalents
1702 Financial assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
1703 1146 - Disclosure - Financial Instruments - Summary of Carrying Value and Fair Value of Each Category of Financial Liabilities (Detail) Network

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1704 Disclosure of financial liabilities [table] Table

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1717 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
1718 Derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
1719 Total Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
1720 1147 - Disclosure - Financial Instruments - Summary of Categories of Financial Assets and Liabilities Measured at Fair Value (Detail) Network

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1721 Disclosure of detailed information about financial instruments [table] Table

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1729 Financial assets available-for-sale, category [member] Member ifrs-full:FinancialAssetsAvailableforsaleCategoryMember
1730 Trade and other payable [member] Member vedl:TradeAndOtherPayableMember
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1734 Level 2 of fair value hierarchy [member] Member ifrs-full:Level2OfFairValueHierarchyMember
1735 Level 3 of fair value hierarchy [member] Member ifrs-full:Level3OfFairValueHierarchyMember
1736 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1737 Available-for-sale investments Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
1738 Available-for-sale investments Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAvailableforsale
1739 Financial liabilities at fair value through profit or loss Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilitiesAtFairValueThroughProfitOrLoss
1740 Financial assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
1741 Financial liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
1742 1148 - Disclosure - Financial instruments - Summary of Fair Value of Financial Liabilities Other Than Amortised Cost (Detail) Network

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1743 Disclosure of financial liabilities [table] Table

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1747 Disclosure of financial liabilities [line items] LineItems ifrs-full:DisclosureOfFinancialLiabilitiesLineItems
1748 - Long term borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
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1750 1149 - Disclosure - Financial Instruments - Additional Information (Detail) Network

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1751 Disclosure of detailed information about financial instruments [table] Table

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1756 Transfers between Level 1, Level 2 and Level 3 Concept (Monetary) For Period Debit vedl:TransfersOutOfLevelOfFairValueHierarchyAssetsAndLiabilities
1757 Net provisionally priced financial liabilities Concept (Monetary) As Of Credit vedl:FinancialAssetLiabilitiesNet
1758 Effect on pre-tax profit/(loss) of a 10% increase in LME Concept (Monetary) For Period Credit vedl:EffectOnPretaxProfitLossOfIncreaseInLME
1759 Undrawn fund based committed facilities Concept (Monetary) As Of Credit vedl:UndrawnFundBasedCommittedFacilities
1760 Cash, bank and current investments Concept (Monetary) As Of Debit vedl:CashBankAndCurrentInvestmentsIncludingShortTermDepositsWithEquity
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1762 Weighted average period, rate fixed Concept (xbrli:durationItemType) For Period vedl:WeightedAveragePeriodRateFixed
1763 Maximum exposure to credit risk Concept (Monetary) As Of ifrs-full:MaximumExposureToCreditRiskOfFinancialAssets
1764 1150 - Disclosure - Financial Instrument - Changes in the Value of the Group's Commodity Financial Instruments (Detail) Network

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1765 Disclosure of detailed information about financial instruments [table] Table

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1772 Effect on pre-tax equity of a 10% increase in the LME Concept (Monetary) For Period Credit vedl:EffectOnPretaxEquityOfIncreaseInLME
1773 1151 - Disclosure - Financial Instruments - Schedule of Contractual Undiscounted Cash Obligations (Detail) Network

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1774 Disclosure Of Maturity Analysis For Non-derivative And Derivative Financial Liabilities [Table] Table

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1779 Later than three years and not later than five years [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember
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1782 Acceptances Concept (Monetary) As Of Credit vedl:AcceptancesUndiscountedCashFlows
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1785 Derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilitiesUndiscountedCashFlows
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1787 1152 - Disclosure - Financial Instruments - Summary of Funding Facilities (Detail) Network

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1788 Implied Table Table

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1791 Drawn Concept (Monetary) As Of Credit vedl:DrawnBorrowingFacilities
1792 Un drawn Concept (Monetary) As Of Credit ifrs-full:UndrawnBorrowingFacilities
1793 1153 - Disclosure - Financial Instruments - Summary of Exposure to Currency Risk (Detail) Network

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1794 Disclosure of detailed information about financial instruments [table] Table

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1799 Currency 1 [Domain] Member vedl:Currency1Domain
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1802 Euro Member Countries, Euro Member currency:EUR
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1806 Financial liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
1807 1154 - Disclosure - Financial Instrument - Derivative Financial Instruments (Detail) Network

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1808 Disclosure of detailed information about financial instruments [table] Table

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1814 United States of America, Dollars Member currency:USD
1815 India, Rupees Member currency:INR
1816 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1817 Effect on pre-tax profit/(loss) of a 10% strengthening in currency Concept (Monetary) For Period Credit vedl:EffectOnPretaxProfitLossOfIncreaseInLME
1818 Effect on pre-tax equity of a 10% strengthening in currency Concept (Monetary) For Period Credit vedl:EffectOnPretaxEquityOfIncreaseInLME
1819 1155 - Disclosure - Financial Instruments - Exposure of the Group's Financial Assets/Liabilities to Interest Rate Risk (Detail) Network

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1820 Disclosure of detailed information about financial instruments [table] Table

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1823 Floating interest rate [member] Member ifrs-full:FloatingInterestRateMember
1824 Fixed interest rate [member] Member ifrs-full:FixedInterestRateMember
1825 Non interest bearing [member] Member vedl:NonInterestBearingMember
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1827 Risks [member] Member ifrs-full:TypesOfRisksMember
1828 Interest rate risk [member] Member ifrs-full:InterestRateRiskMember
1829 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1830 Financial assets Concept (Monetary) As Of Debit ifrs-full:CurrentFinancialAssets
1831 Financial assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
1832 Financial liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentFinancialLiabilities
1833 Financial liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
1834 1156 - Disclosure - Financial Instruments - Analysis of Movements in Interest Rates (Detail) Network

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1835 Disclosure of detailed information about financial instruments [table] Table

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1842 1.00% increase in interest rate [member] Member vedl:OnePontZeroZeroPercentageInterestRatesMember
1843 2.00% increase in interest rate [member] Member vedl:TwoPontZeroZeroPercentageInterestRatesMember
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1845 Borrowings interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1846 Increase in interest expense due to potential increase in interest rate Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
1847 1157 - Disclosure - Financial Instrument - Summary of Year End Trade and Other Receivable (Detail) Network

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1848 Disclosure of financial assets that are either past due or impaired [table] Table

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1851 Credit risk [member] Member ifrs-full:CreditRiskMember
1852 Impairment of financial assets [axis] Axis ifrs-full:ImpairmentOfFinancialAssetsAxis
1853 Entity's total for impairment of financial assets [member] Member ifrs-full:EntitysTotalForImpairmentOfFinancialAssetsMember
1854 Financial assets neither past due nor impaired [member] Member ifrs-full:FinancialAssetsNeitherPastDueNorImpairedMember
1855 Financial assets past due but not impaired [member] Member ifrs-full:FinancialAssetsPastDueButNotImpairedMember
1856 Maturity [axis] Axis ifrs-full:MaturityAxis
1857 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1858 Not later than one month [member] Member ifrs-full:NotLaterThanOneMonthMember
1859 Later than one month and not later than three months [member] Member ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember
1860 Later than three months and not later than one year [member] Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanOneYearMember
1861 Later than one year [member] Member ifrs-full:LaterThanOneYearMember
1862 Disclosure of financial assets that are either past due or impaired [line items] LineItems ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedLineItems
1863 Trade and other receivable Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherReceivables
1864 1158 - Disclosure - Financial Instrument - Summary of Fair Value of Derivative Positions Recorded Under Derivative Financial Assets and Derivative Financial Liabilities (Detail) Network

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1865 Disclosure of detailed information about financial instruments [table] Table

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1868 Cash flow hedges [member] Member ifrs-full:CashFlowHedgesMember
1869 Fair value hedges [member] Member ifrs-full:FairValueHedgesMember
1870 Non-qualifying hedges [Member] Member vedl:NonqualifyingHedgesMember
1871 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
1872 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
1873 Commodity contracts [member] Member vedl:CommodityContractsMember
1874 Forward foreign currency contracts [member] Member ifrs-full:ForwardContractMember
1875 Currency swap contract [member] Member ifrs-full:CurrencySwapContractMember
1876 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1877 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1878 Forward foreign currency contracts [member] Member ifrs-full:ForwardContractMember
1879 Commodity contracts [member] Member vedl:CommodityContractsMember
1880 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1881 Current derivative financial assets Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
1882 Current derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
1883 Non-current derivative financial assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
1884 Non-current derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentDerivativeFinancialLiabilities
1885 Derivative financial assets Concept (Monetary) As Of Debit ifrs-full:DerivativeFinancialAssets
1886 Derivative financial liabilities Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
1887 1159 - Disclosure - Capital Management - Summary of Capital (Detail) Network

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1888 Implied Table Table

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1892 Short term investments (Note 14) Concept (Monetary) As Of Debit ifrs-full:CurrentInvestments
1893 Total cash (a) Concept (Monetary) As Of Debit vedl:CashBankAndCurrentInvestmentsIncludingShortTermDepositsWithEquity
1894 Short-term borrowings (Note 17) Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
1895 Long-term borrowings (Note 17) Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1896 Total debt (b) Concept (Monetary) As Of Credit ifrs-full:Borrowings
1897 Net debt (c=(b-a)) Concept (Monetary) As Of Credit ifrs-full:NetDebt
1898 Total capital (equity+net debt) Concept (Monetary) As Of Credit vedl:TotalCapital
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1900 1160 - Disclosure - Shareholders Equity - Additional Information (Detail) Network

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1903 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
1904 Ordinary shares [member] Member ifrs-full:OrdinarySharesMember
1905 American depository shares [member] Member vedl:AmericanDepositorySharesMember
1906 Convertible Preference Shares [Member] Member vedl:ConvertiblePreferenceSharesMember
1907 Reserves within equity [axis] Axis ifrs-full:ReservesWithinEquityAxis
1908 Other reserves [member] Member ifrs-full:OtherReservesMember
1909 Debenture Redemption Reserve [member] Member vedl:DebentureRedemptionReserveMember
1910 Preference share redemption reserve [member] Member vedl:PreferenceShareRedemptionReserveMember
1911 Capital reserve [member] Member ifrs-full:CapitalReserveMember
1912 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1913 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1914 Consequent to Merger of Cairn India Limited [member] Member vedl:MergerOfCairnIndiaLimitedMember
1915 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
1916 Authorised equity share capital Concept (Shares) As Of ifrs-full:NumberOfSharesAuthorised
1917 Par value per share Concept (Share) As Of ifrs-full:ParValuePerShare
1918 Number of votes for each share held Concept (Integer) For Period vedl:NumberOfVotesPerShare
1919 Issued Capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
1920 Number of shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
1921 Number of shares issued pursuant to schene of merger Concept (Decimal) As Of ifrs-full:NumberOfInstrumentsOrInterestsIssuedOrIssuable
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1925 Retained earnings Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
1926 Dividend per share Concept (Share) For Period ifrs-full:DividendsPaidOrdinarySharesPerShare
1927 Dividends paid Concept (Monetary) For Period Debit ifrs-full:DividendsPaid
1928 Dividend per share Concept (Share) For Period vedl:DividendsDeclaredAndPaidOrdinarySharesPerShare
1929 1161 - Disclosure - Share-Based Compensation Plans - Additional Information (Detail) Network

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1930 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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1931 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1932 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1933 Vedanta Limited Employee Stock Option Scheme 2016 [member] Member vedl:EmployeeStockOptionSchemeMember
1934 CIPOP [member] Member vedl:CIPOPMember
1935 CIESOP [member] Member vedl:CIESOPMember
1936 Employee share option plan of Vedanta Resources Plc [Member] Member vedl:EmployeeShareOptionPlanOfVedantaResourcesPlcMember
1937 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1938 Exercise price of awards Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement
1939 Performance period of awards Concept (Text/String) For Period ifrs-full:DescriptionOfVestingRequirementsForSharebasedPaymentArrangement
1940 Weighted average remaining contractual life for options Concept (Decimal) As Of ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
1941 Share-based payment transactions expense recognized Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
1942 Weighted average share price at date of exercise of stock options Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise
1943 Exercise price per option Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1944 Provision for employee stock option Concept (Monetary) As Of Credit ifrs-full:ProvisionsForEmployeeBenefits
1945 Outstanding employee stock option liability Concept (Monetary) As Of Credit vedl:OutstandingEmployeeStockOptionLiability
1946 Weighted average exercise price Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
1947 Amount recovered by the Parent Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParent
1948 Expense recognised on account of cash settled share based plan Concept (Monetary) For Period Debit ifrs-full:ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
1949 Share based compensation liability Concept (Monetary) As Of Credit ifrs-full:LiabilitiesFromSharebasedPaymentTransactions2011
1950 Expense recognised on account of equity settled share based plan Concept (Monetary) For Period Debit ifrs-full:ExpenseFromEquitysettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
1951 Share based payments capitalised Concept (Monetary) For Period Debit vedl:ShareBasedPaymentsInclusiveOfAmountCapitalised
1952 1162 - Disclosure - Share-Based Compensation Plans - Schedule of Activity in Employee Stock Option Plan (ESOS) (Detail) Network

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1953 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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1956 Vedanta Limited Employee Stock Option Scheme 2016 [member] Member vedl:EmployeeStockOptionSchemeMember
1957 Ranges of exercise prices for outstanding share options [axis] Axis ifrs-full:RangesOfExercisePricesForOutstandingShareOptionsAxis
1958 Ranges of exercise prices for outstanding share options [member] Member ifrs-full:RangesOfExercisePricesForOutstandingShareOptionsMember
1959 15 December 2019-15 June 2020 [member] Member vedl:FifteenDecemberTwoThousandNinteenToFifteenJuneTwoThousandTwentyMember
1960 1 September 2020-1 March 2021 [Member] Member vedl:FirstSeptemberTwoThousandTwentyToFirstMarchTwoThousandTwentyOneMember
1961 16 October 2020-16 April 2021 [Member] Member vedl:SixteenthOctoberTwoThousandTwentyToSixteenthAprilTwoThousandTwentyOneMember
1962 1 November 2020-1 May 2021 [Member] Member vedl:FirstNovemberTwoThousandTwentyToFirstMayTwoThousandTwentyOneMember
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1964 Excerise Period Concept (Text/String) For Period vedl:ExerciseDateRangeOfSharebasedPaymentArrangement
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1966 Options granted during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1967 Options forfeited/lapsed during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
1968 Options lapsed during the year owing to performance conditions Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
1969 Options exercised during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1970 Options outstanding, Ending balance Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1971 1163 - Disclosure - Share-Based Compensation Plans - Summary of Assumptions Used in Calculations of Charge in Respect of Employee Stock Option Awards Granted (Detail) Network

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1972 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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1976 Share-based Payments Conditions [Axis] Axis vedl:SharebasedPaymentsConditionsAxis
1977 Share-based Payments Conditions [Domain] Member vedl:SharebasedPaymentsConditionsDomain
1978 Tenure based stock options [member] Member vedl:TenureBasedStockOptionsMember
1979 Performance based stock options [member] Member vedl:PerformanceBasedStockOptionsMember
1980 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1981 Number of options Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1982 Exercise Price Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
1983 Share Price at the date of grant Concept (Monetary) For Period ifrs-full:WeightedAverageSharePriceShareOptionsGranted
1984 Contractual Life Concept (xbrli:durationItemType) For Period vedl:ShareBasedPaymentArrangementExpectedTerm
1985 Expected Volatility Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
1986 Expected option life Concept (Decimal) For Period ifrs-full:DescriptionOfOptionLifeShareOptionsGranted
1987 Expected dividends Concept (Percent) For Period ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
1988 Risk free interest rate Concept (Percent) For Period ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
1989 Expected annual forfeitures Concept (Percent) For Period vedl:DescriptionOfExpectedForfeitureRateShareOptionsGranted
1990 Fair value per option granted Concept (Monetary) As Of Credit ifrs-full:WeightedAverageFairValueAtMeasurementDateShareOptionsGranted
1991 1164 - Disclosure - Share-Based Compensation Plans - Summary of Employee Stock Option Plans (Detail) Network

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1992 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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1995 CIPOP [member] Member vedl:CIPOPMember
1996 CIESOP [member] Member vedl:CIESOPMember
1997 CIPOP Phantom [member] Member vedl:CIPOPPhantomMember
1998 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1999 Date of Board Approval Concept (Text/String) For Period vedl:DateOfBoardMeetingApprovingPlan
2000 Date of Shareholder's approval Concept (Text/String) For Period vedl:DateOfShareholdersApproval
2001 Number of options granted till March 31, 2018 Concept (Shares) For Period vedl:NumberOfShareOptionsGrantedSinceInceptionInSharebasedPaymentArrangement
2002 Method of Settlement Concept (Text/String) For Period ifrs-full:DescriptionOfMethodOfSettlementForSharebasedPaymentArrangement
2003 Vesting Period Concept (Text/String) For Period ifrs-full:DescriptionOfVestingRequirementsForSharebasedPaymentArrangement
2004 Exercise Period Concept (Text/String) For Period vedl:DescriptionOfExercisePeriodOfShareBasedArrangement
2005 1165 - Disclosure - Share-Based Compensation Plans - Schedule of Activity in Employee Stock Option Plan (Detail) Network

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2006 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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2009 CIPOP [member] Member vedl:CIPOPMember
2010 CIESOP [member] Member vedl:CIESOPMember
2011 CIPOP Phantom [member] Member vedl:CIPOPPhantomMember
2012 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
2013 Options outstanding, Beginning balance Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
2014 Granted during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
2015 Expired during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
2016 Exercised during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
2017 Forfeited / cancelled during the year Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
2018 Modified during the year (refer note below) Concept (Decimal) For Period vedl:NumberOfShareOptionsModifiedInSharebasedPaymentArrangement
2019 Options outstanding, Ending balance Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
2020 Exercisable at the end of the year Concept (Decimal) As Of ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
2021 Outstanding at the beginning of the year Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
2022 Granted during the year Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement
2023 Expired during the year Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement
2024 Exercised during the year Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement
2025 Forfeited / cancelled during the year Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement
2026 Modified during the year (refer note below) Concept (Monetary) For Period vedl:WeightedAverageExercisePriceOfShareOptionsModifiedInSharebasedPaymentArrangement
2027 Outstanding at the end of the year Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
2028 Exercisable at the end of the year Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
2029 1166 - Disclosure - Share-Based Compensation Plans - Schedule of Exercise Price Range for Employee Stock Option Plans (Detail) Network

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2030 Disclosure of range of exercise prices of outstanding share options [table] Table

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2031 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2032 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
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2040 Disclosure of range of exercise prices of outstanding share options [line items] LineItems ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems
2041 Range of exercise price Concept (Monetary) As Of ifrs-full:ExercisePriceOfOutstandingShareOptions
2042 Number of option outstanding Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
2043 Weighted average remaining contractual life of Options Concept (Decimal) As Of ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
2044 Weighted average exercise price Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
2045 1167 - Disclosure - Share-Based Compensation Plans - Schedule of Exercise Price Range for Employee Stock Option Plans (Parenthetical) (Detail) Network

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2046 Disclosure of range of exercise prices of outstanding share options [table] Table

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 ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsTable
2047 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
2048 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
2049 Consequent to Merger of Cairn India Limited [member] Member vedl:MergerOfCairnIndiaLimitedMember
2050 Disclosure of range of exercise prices of outstanding share options [line items] LineItems ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems
2051 Range of exercise price Concept (Monetary) As Of ifrs-full:ExercisePriceOfOutstandingShareOptions
2052 Exercise price reduced Concept (Share) For Period vedl:DecreaseInExercisePrice
2053 1168 - Disclosure - Share-Based Compensation Plans - Summary of Effect of Employee Share-based Payment Plans on Statement of Profit and Loss and Financial Position (Detail) Network

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2054 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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*

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2055 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
2056 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
2057 Employee share option plan of Vedanta Resources Plc [Member] Member vedl:EmployeeShareOptionPlanOfVedantaResourcesPlcMember
2058 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
2059 Total Employee Compensation Cost pertaining to share-based payment plans Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
2060 Compensation Cost pertaining to equity-settled employee share-based payment plan included above Concept (Monetary) For Period Debit ifrs-full:ExpenseFromEquitysettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
2061 Compensation Cost pertaining to cash-settled employee share-based payment plan included above Concept (Monetary) For Period Debit ifrs-full:ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
2062 1169 - Disclosure - Earnings per Share ("EPS") - Computation of Weighted Average Number of Shares (Detail) Network

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*

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2063 Implied Table Table

*

*

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2064 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
2065 Weighted average number of ordinary shares for basic earnings per share Concept (Shares) For Period ifrs-full:WeightedAverageShares
2066 Potential ordinary shares relating to share option awards Concept (Shares) For Period ifrs-full:DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares
2067 Adjusted weighted average number of ordinary shares for diluted earnings per share Concept (Shares) For Period ifrs-full:AdjustedWeightedAverageShares
2068 1170 - Disclosure - Earnings per Share ("EPS") - Computation of Basic and Diluted Earnings per Share (Detail) Network

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2069 Implied Table Table

*

*

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2070 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
2071 Basic earnings per share: Abstract ifrs-full:BasicEarningsPerShareAbstract
2072 Profit / (loss) for the year attributable to equity holders of the parent Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity
2073 Weighted average number of ordinary shares for basic earnings per share Concept (Shares) For Period ifrs-full:WeightedAverageShares
2074 Earnings / (loss) per share Concept (Share) For Period ifrs-full:BasicEarningsLossPerShare
2075 Diluted earnings per share: Abstract ifrs-full:DilutedEarningsPerShareAbstract
2076 Profit / (loss) for the year attributable to equity holders of the parent Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity
2077 Adjusted weighted average number of ordinary shares for diluted earnings per share Concept (Shares) For Period ifrs-full:AdjustedWeightedAverageShares
2078 Earnings / (loss) per share Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
2079 1171 - Disclosure - Options to Acquire Subsidiary's Shares - Additional Information (Detail) Network

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*

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2080 Disclosure of subsidiaries [table] Table

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*

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2081 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2082 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2083 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
2084 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
2085 Counterparties [axis] Axis ifrs-full:CounterpartiesAxis
2086 Counterparties [member] Member ifrs-full:CounterpartiesMember
2087 Government of India [Member] Member vedl:GovernmentOfIndiaMember
2088 Disclosure of subsidiaries [line items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
2089 Ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
2090 Additional interests acquired Concept (Percent) For Period vedl:AdditionalProportionOfOwnershipInterestInSubsidiary
2091 Ownership percentage by Government of India Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
2092 Ownership interest to be sold to Employees Concept (Percent) For Period vedl:ProportionOfOwnershipInterestInEquitySoldByRelatedParty
2093 Offer to acquire interests Concept (Monetary) For Period Debit vedl:OfferPriceToAcquireInterests
2094 1172 - Disclosure - Commitments, Contingencies, and Guarantees - Additional Information (Detail) Network

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*

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2095 Disclosure of contingent liabilities [table] Table

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*

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2096 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
2097 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
2098 Tax contingent liability [member] Member ifrs-full:TaxContingentLiabilityMember
2099 Legal proceedings contingent liability [member] Member ifrs-full:LegalProceedingsContingentLiabilityMember
2100 South Africa Carry Cost [member] Member ifrs-full:ContingentLiabilitiesOfJointVentureMember
2101 Items of contingent liabilities [axis] Axis ifrs-full:ItemsOfContingentLiabilitiesAxis
2102 Items of contingent liabilities [member] Member ifrs-full:ItemsOfContingentLiabilitiesMember
2103 Customs and excise duty bonds [Member] Member vedl:CustomsAndExciseDutyBondsMember
2104 Performance Bank Guarantees [member] Member vedl:PerformanceBankGuaranteesMember
2105 Supplies of materials and services [Member] Member vedl:SuppliesOfMaterialsAndServicesMember
2106 Litigation against provisional valuation of custom duty and other liabilities [Member] Member vedl:LitigationAgainstProvisionalValuationOfCustomDutyAndOtherLiabilitiesMember
2107 Agencies Suppliers And Government Authorities [Member] Member vedl:AgenciesSuppliersAndGovernmentAuthoritiesMember
2108 Interest expense [member] Member vedl:InterestExpenseOneMember
2109 Interest portion included in contingent liability [Member] Member vedl:InterestPreviouslyClaimedMember
2110 Shares put for Sale [Member] Member vedl:SharesPutForSaleMember
2111 Demand raised [Member] Member vedl:FinalInterestPaidMember
2112 Additional Provision [Member] Member vedl:AdditionalProvisionMember
2113 Additional payment on law [Member] Member vedl:AdditionalPaymentOnLawMember
2114 Ravva Joint Venture arbitration proceedings: ONGC Carry [member] Member vedl:RavvaJointVentureArbitrationProceedingsMember
2115 Imposition of Entry Tax [member] Member vedl:ImpositionOfEntryTaxMember
2116 Department of mines and Geology [member] Member vedl:UnauthorisedMiningObligationsMember
2117 Other Tax Disputes [Member] Member vedl:OtherTaxDisputesMember
2118 Miscellaneous disputes [Member] Member vedl:LegalAndOtherDisputesMember
2119 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2120 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2121 Volcan Investments Limited [member] Member vedl:VolcanInvestmentsLimitedMember
2122 Legal Entity [Axis] Axis dei:LegalEntityAxis
2123 Entity [Domain] Member dei:EntityDomain
2124 Cairn India Limited ("Cairn") 3 [member] Member vedl:CairnIndiaLimitedMember
2125 Counterparties [axis] Axis ifrs-full:CounterpartiesAxis
2126 Counterparties [member] Member ifrs-full:CounterpartiesMember
2127 Shenzhen Shandong Nuclear Power Construction Co Limited [member] Member vedl:ShenzhenShandongNuclearPowerConstructionCoLimitedMember
2128 Government of India [Member] Member vedl:GovernmentOfIndiaMember
2129 States of Chhattisgarh, Odish and Rajasthan [member] Member vedl:StatesOfChhattisgarhOdishAndRajasthanMember
2130 Punjab state power corporation limited [member] Member vedl:PunjabStatePowerCorporationLimitedMember
2131 Refund sought by the Company of ED cess paid till March 2006 [Member] Member vedl:EnergyDevelopmentCessMember
2132 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
2133 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
2134 Equity shares [member] Member vedl:EquitySharesMember
2135 Preference shares [member] Member ifrs-full:PreferenceSharesMember
2136 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
2137 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
2138 Commercial power generation [member] Member vedl:CommercialPowerGenerationMember
2139 Capacity expansion aluminium business [member] Member vedl:CapacityExpansionAluminiumBusinessMember
2140 Capacity expansion HZL [member] Member vedl:CapacityExpansionHindustanZincLimitedMember
2141 Capacity expansion copper business [member] Member vedl:CapacityExpansionCopperBusinessMember
2142 Capacity expansion cairn [member] Member vedl:CapacityExpansionCaimMember
2143 Capacity expansion black mountain mining [member] Member vedl:CapacityExpansionBlackMountainMiningMember
2144 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2145 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2146 Talwandi Sabo Power Limited TSPL [ member ] Member vedl:TalwandiSaboPowerLimitedTsplMember
2147 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
2148 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
2149 Talwandi Sabo Power Limited [member] Member vedl:TalwandiSaboPowerLimitedMember
2150 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
2151 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
2152 Petro SA [member] Member vedl:PetroSaMember
2153 Disclosure of contingent liabilities [line items] LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
2154 Capital commitments Concept (Monetary) As Of Credit ifrs-full:CapitalCommitments
2155 Amount of indemnities and other guarantees Concept (Monetary) As Of Credit ifrs-full:ExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
2156 Export obligations Concept (Monetary) As Of Credit vedl:ExportCommitments
2157 Potential liability related to export obligation Concept (Monetary) As Of Credit vedl:ExportObligationLiability
2158 Contingent liability Concept (Monetary) As Of ifrs-full:EstimatedFinancialEffectOfContingentLiabilities
2159 Adjusted dividend Concept (Monetary) As Of Credit vedl:ContingentLiabilitiesAdjustedDividend
2160 Additional dividend Concept (Monetary) As Of Credit vedl:ContingentLiabilitiesAdditionalDividend
2161 Contingent liabilities reduced Concept (Monetary) As Of Credit vedl:ContingentLiabilitiesReduced
2162 Shares authorized, shares Concept (Shares) As Of ifrs-full:NumberOfSharesAuthorised
2163 Value of shares put for Sale by Tax Department Concept (Monetary) As Of Credit vedl:SharesAuthorizedValue
2164 Number of shares sold by government for tax recovery Concept (Shares) As Of vedl:NumberOfSharesGovernmentSoldForTaxRecovery
2165 Litigation, Claims against the Company Concept (Monetary) For Period Debit vedl:LitigationClaimsByPlaintiff
2166 Amount deposited as bank guarantee Concept (Monetary) As Of Credit vedl:GuaranteeDeposits
2167 Liability booked Concept (Monetary) As Of Credit ifrs-full:LegalProceedingsProvision
2168 Arbitration settlement awarded Concept (Monetary) For Period Credit vedl:LitigationSettlementAmountAwardedToPlaintiff
2169 Settlement awarded interest and cost Concept (Monetary) For Period Debit vedl:LitigationSettlementInterest1
2170 Settlement award interest rate Concept (Percent) For Period vedl:LitigationSettlementInterestRate
2171 Performance bank guarantees invoked to recover liquidated damages Concept (Monetary) As Of Credit vedl:PerformanceBankGuaranteeToRecoverLiquidatedDamages
2172 Contingent asset Concept (Monetary) As Of ifrs-full:EstimatedFinancialEffectOfContingentAssets
2173 Exploration expenditure incurred Concept (Monetary) For Period Credit ifrs-full:PaymentsForExplorationAndEvaluationExpenses
2174 Balance of exploration expenditure Concept (Monetary) For Period Credit vedl:ExplorationAndEvaluationExpensesPayable
2175 Lease payments recognized as expense on non-cancellable lease Concept (Monetary) For Period Debit ifrs-full:LeaseAndSubleasePaymentsRecognisedAsExpense
2176 Contingent rent recognised as revenue under PPA Concept (Monetary) For Period Credit ifrs-full:ContingentRentsRecognisedAsIncome
2177 Reversal of provisions recognised related to contribution to district mineral foundation Concept (Monetary) For Period Credit vedl:ReversalOfProvisionsRecognisedRelatingToContribution
2178 1173 - Disclosure - Commitments, contingencies, and guarantees - Summary of Future Minimum Lease Payments Under Non-cancellable Lease (Detail) Network

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2179 Disclosure of finance lease and operating lease by lessee [table] Table

*

*

 ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
2180 Maturity [axis] Axis ifrs-full:MaturityAxis
2181 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
2182 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
2183 Later than one year and not later than five years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
2184 Later than five years [member] Member ifrs-full:LaterThanFiveYearsMember
2185 Disclosure of finance lease and operating lease by lessee [line items] LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
2186 Due after five years Concept (Monetary) As Of Credit ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
2187 1174 - Disclosure - Segment Information - Additional Information (Detail) Network

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*

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2188 Disclosure of operating segments [table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
2189 Segments [axis] Axis ifrs-full:SegmentsAxis
2190 Segments [member] Member ifrs-full:SegmentsMember
2191 Copper segment [member] Member vedl:CopperSegmentMember
2192 Zinc India segment [member] Member vedl:ZincIndiaSegmentMember
2193 Zinc International Segment [member] Member vedl:ZincinternationalsegmentMember
2194 Aluminum Segment [Member] Member vedl:AluminumsegmentMember
2195 Power segment [member] Member vedl:PowerSegmentMember
2196 Iron Ore Segment [member] Member vedl:IronoresegmentMember
2197 Oil and gas segment [member] Member vedl:OilAndGasSegmentMember
2198 All other segments [member] Member ifrs-full:AllOtherSegmentsMember
2199 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
2200 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
2201 Elimination of intersegment amounts [member] Member ifrs-full:EliminationOfIntersegmentAmountsMember
2202 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
2203 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
2204 Rajasthan [member] Member vedl:RajasthanMember
2205 West Coast Of India [Member] Member vedl:WestcoastofindiaMember
2206 East Coast Of India [Member] Member vedl:EastcoastofindiaMember
2207 South Africa [member] Member country:ZA
2208 Tuticorin [member] Member vedl:TuticorinMember
2209 Silvassa [member] Member vedl:SilvassaMember
2210 Haridwar [Member] Member vedl:HaridwarMember
2211 Uttarakhand [member] Member vedl:UttarakhandMember
2212 Jharsuguda aluminium [Member] Member vedl:JharsugudaAluminiumMember
2213 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
2214 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
2215 AvanStrate Inc. [member] Member vedl:AvanStrateIncMember
2216 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2217 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2218 Cairn Energy Hydrocarbons Limited [member] Member vedl:CairnEnergyHydrocarbonsLimitedMember
2219 Cairn South Africa Proprietary Limited [member] Member vedl:CairnSouthAfricaProprietaryLimitedMember
2220 Skorpion [member] Member vedl:SkorpionMember
2221 Black Mountain Mining (Proprietary) Limited [member] Member vedl:BlackMountainMiningProprietaryLimitedMember
2222 Vedanta Lisheen Holdings Limited [member] Member vedl:VedantaLisheenHoldingsLimitedMember
2223 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
2224 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
2225 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
2226 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
2227 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
2228 Measurement [axis] Axis ifrs-full:MeasurementAxis
2229 Aggregated measurement [member] Member ifrs-full:AggregatedMeasurementMember
2230 At cost [member] Member ifrs-full:AtCostMember
2231 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
2232 Number of reportable segments Concept (Integer) For Period vedl:NumberOfReportableSegments1
2233 Number of copper smelter Concept (Integer) For Period vedl:NumberOfCopperSmelter
2234 Number of refinery Concept (Integer) For Period vedl:NumberOfRefinery
2235 Number of phosphoric acid plant Concept (Integer) For Period vedl:NumberOfPhosphoricAcidPlant
2236 Number of sulphuric acid plant Concept (Integer) For Period vedl:NumberOfSulphuricAcidPlant
2237 Number of captive power plants Concept (Integer) For Period vedl:NumberOfCaptivePowerPlants
2238 Number of copper rod plant Concept (Integer) For Period vedl:NumberOfCopperRodPlant
2239 Amount of copper tonnes per annum Concept (num:massItemType) For Period vedl:IssuedTonnesOfCopper
2240 Ownership interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
2241 Number of lead-zinc mines Concept (Integer) For Period vedl:NumberOfLeadzincMines
2242 Number of rock phosphate mine Concept (Integer) For Period vedl:NumberOfRockPhosphateMine
2243 Number of hydrometallurgical zinc smelters Concept (Integer) For Period vedl:NumberOfHydrometallurgicalZincSmelters
2244 Number of lead smelters Concept (Integer) For Period vedl:NumberOfLeadSmelters
2245 Number of pyro metallurgical lead-zinc smelter Concept (Integer) For Period vedl:NumberOfPyroMetallurgicalLeadzincSmelter
2246 Number of sulphuric acid plants Concept (Decimal) For Period vedl:NumberOfSulphuricAcidPlants
2247 Number of silver refinery Concept (Integer) For Period vedl:NumberOfSilverRefinery
2248 Number of zinc ingot processing and refining plant Concept (Integer) For Period vedl:NumberOfZincIngotProcessingAndRefiningPlant
2249 Number of lead ingot processing and refining plant Concept (Integer) For Period vedl:NumberOfLeadIngotProcessingAndRefiningPlant
2250 Number of smelter pots commissioned Concept (Integer) For Period vedl:NumberOfPotsCommissioned
2251 Capacity of thermal coal-based commercial power facility at Jharsuguda Concept (Decimal) For Period vedl:PlantCapacity
2252 Number of thermal coal-based commercial power facility Concept (Integer) For Period vedl:NumberOfPowerPlants
2253 Number of 660 MW thermal coal-based commercial power facility Concept (Decimal) For Period vedl:NumberOf660MwPowerPlant
2254 Capacity of wind power plants Concept (num:powerItemType) As Of vedl:CapacityOfWindPowerPlants
2255 Number of subsidiaries Concept (Integer) For Period vedl:NumberOfSubsidiaries
2256 Number of asset blocks Concept (Integer) As Of vedl:NumberOfAssetBlocks
2257 Ownership interest in subsidiary Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
2258 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
2259 1175 - Disclosure - Segment Information - Schedule of Revenue and Profit Information and Certain Assets (Detail) Network

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2260 Disclosure of operating segments [table] Table

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*

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2261 Segments [axis] Axis ifrs-full:SegmentsAxis
2262 Segments [member] Member ifrs-full:SegmentsMember
2263 Copper segment [member] Member vedl:CopperSegmentMember
2264 Zinc India segment [member] Member vedl:ZincIndiaSegmentMember
2265 Zinc International Segment [member] Member vedl:ZincinternationalsegmentMember
2266 Aluminium segment [member] Member vedl:AluminiumSegmentMember
2267 Power segment [member] Member vedl:PowerSegmentMember
2268 Iron Ore Segment [member] Member vedl:IronoresegmentMember
2269 Oil and gas segment [member] Member vedl:OilAndGasSegmentMember
2270 All other segments [member] Member ifrs-full:AllOtherSegmentsMember
2271 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
2272 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
2273 Elimination of intersegment amounts [member] Member ifrs-full:EliminationOfIntersegmentAmountsMember
2274 Operating segments [member] Member ifrs-full:OperatingSegmentsMember
2275 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
2276 Financial assets investments Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssets
2277 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
2278 Deferred tax asset Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
2279 Depreciation and amortisation Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
2280 Cost of Sales and expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
2281 Short-term investments Concept (Monetary) As Of Debit ifrs-full:CurrentInvestments
2282 Other items Concept (Monetary) For Period Debit ifrs-full:OtherExpenseByFunction
2283 Cash and cash equivalents (including restricted cash and cash equivalents) Concept (Monetary) As Of Debit vedl:CashAndCashEquivalentsShortTermBankDepositAndCurrentRestrictedCash
2284 Impairment (Refer Note 8) Concept (Monetary) For Period Debit ifrs-full:ImpairmentLoss
2285 Current tax asset Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssets
2286 Others Concept (Monetary) As Of Debit ifrs-full:OtherAssets
2287 Operating profit / (loss) Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
2288 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
2289 Finance and other costs Concept (Monetary) For Period Debit vedl:FinanceAndOtherCosts
2290 Investment and other income Concept (Monetary) For Period Credit vedl:InvestmentAndOtherIncome
2291 Profit (loss) before tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
2292 Short-term borrowings Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
2293 Current tax liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
2294 Long-term borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
2295 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
2296 Others Concept (Monetary) As Of Credit ifrs-full:OtherLiabilities
2297 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
2298 Additions to property, plant and equipments Concept (Monetary) As Of Debit vedl:AdditionsToPropertyPlantAndEquipments
2299 Additions to Leasehold Land Concept (Monetary) For Period Debit vedl:AdditionsToLeaseholdLand
2300 Additions to exploration and evaluation assets Concept (Monetary) As Of Debit vedl:AdditionsToExplorationAndEvaluationAssets
2301 Additions to other intangibles assets Concept (Monetary) For Period Debit vedl:AdditionsIntangibleAssetsAndGoodwill
2302 1176 - Disclosure - Segment Information - Schedule of Revenue and Profit Information and Certain Assets (Parenthetical) (Detail) Network

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2303 Disclosure of operating segments [table] Table

*

*

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2304 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
2305 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
2306 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
2307 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
2308 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
2309 Jharsuguda, India [Member] Member vedl:JharsugudaIndiaMember
2310 Segments [axis] Axis ifrs-full:SegmentsAxis
2311 Segments [member] Member ifrs-full:SegmentsMember
2312 Aluminum Segment [Member] Member vedl:AluminumsegmentMember
2313 Reconciliation of Property Plant and Equipment [Axis] Axis vedl:ReconciliationOfPropertyPlantAndEquipmentAxis
2314 Reconciliation of Property Plant and Equipment [Domain] Member vedl:ReconciliationOfPropertyPlantAndEquipmentDomain
2315 Converted from commercial to captive power plant [Member] Member vedl:ConvertedFromCommercialToCaptivePowerPlantMember
2316 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
2317 Number of power facility Concept (Integer) For Period vedl:NumberOfPowerPlants
2318 Power plant capacity Concept (num:powerItemType) For Period vedl:PowerPlantCapacity
2319 1177 - Disclosure - Segment Information - Schedule of Geographical Segment Analysis (Detail) Network

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2320 Disclosure of geographical areas [table] Table

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*

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2321 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
2322 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
2323 India [member] Member country:IN
2324 CHINA (member) Member country:CN
2325 UNITED ARAB EMIRATES (member) Member country:AE
2326 Other country [member] Member vedl:OtherCountryMember
2327 Disclosure of geographical areas [line items] LineItems ifrs-full:DisclosureOfGeographicalAreasLineItems
2328 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
2329 1178 - Disclosure - Segment Information - Analysis of Carrying Amount of Non-Current Assets, Being Property, Plant and Equipment, Exploration and Evaluation Assets and Other Intangible Assets and Leasehold Land Prepayments Analysed by Geographical Area (Detail) Network

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2330 Disclosure of geographical areas [table] Table

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*

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2331 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
2332 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
2333 India [member] Member country:IN
2334 South Africa [member] Member country:ZA
2335 NAMIBIA (member) Member country:NA
2336 TAIWAN, PROVINCE OF CHINA Member country:TW
2337 Others [member] Member vedl:OtherCountriesMember
2338 Disclosure of geographical areas [line items] LineItems ifrs-full:DisclosureOfGeographicalAreasLineItems
2339 Non current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts
2340 1179 - Disclosure - Related Party Transactions - Summary of Group's Subsidiaries (Detail) Network

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2341 Disclosure of transactions between related parties [table] Table

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*

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2342 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2343 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2344 Sterlite Ports Limited [member] Member vedl:SterliteportslimitedMember
2345 Copper Mines of Tasmania Pty Limited [member] Member vedl:CopperMinesOfTasmaniaPtyLimitedMember
2346 Thalanga Copper Mines Pty Limited [Member] Member vedl:ThalangaCopperMinesPtyLimitedMember
2347 Monte Cello B.V. [Member] Member vedl:MonteCelloBVMember
2348 Bharat aluminium company limited [member] Member vedl:BharatAluminiumCompanyLimitedMember
2349 Talwandi Sabo Power Limited TSPL [ member ] Member vedl:TalwandiSaboPowerLimitedTsplMember
2350 Sterlite (USA) Inc. [member] Member vedl:SterliteusaincMember
2351 Hindustan Zinc Limited (HZL) [member] Member vedl:HindustanZincLimitedMember
2352 Fujairah Gold FZC [member] Member vedl:FujairahGoldFzcMember
2353 THL Zinc Ventures Ltd [member] Member vedl:ThlzincventuresltdMember
2354 THL Zinc Ltd [member] Member vedl:ThlzincltdMember
2355 THL Zinc Holding B.V. [member] Member vedl:ThlzincholdingMember
2356 THL Zinc Namibia Holdings (Proprietary) Limited [member] Member vedl:THLZincNamibiaHoldingsProprietaryLimitedMember
2357 Skorpion Zinc (Proprietary) Limited [member] Member vedl:SkorpionZincProprietaryLimitedMember
2358 Skorpion Mining Company (Proprietary) Limited [member] Member vedl:SkorpionMiningCompanyProprietaryLimitedMember
2359 Namzinc (Proprietary) Limited [member] Member vedl:NamzincProprietaryLimitedMember
2360 Amica Guesthouse (Proprietary) Limited [member] Member vedl:AmicaGuesthouseProprietaryLimitedMember
2361 Rosh Pinah Health Care (Proprietary) Limited [Member] Member vedl:RoshPinahHealthCareProprietaryLimitedMember
2362 Black Mountain Mining (Proprietary) Limited [member] Member vedl:BlackMountainMiningProprietaryLimitedMember
2363 Vedanta Lisheen Holdings Limited [member] Member vedl:VedantaLisheenHoldingsLimitedMember
2364 Vedanta Lisheen Mining Limited [member] Member vedl:VedantaLisheenMiningLimitedMember
2365 Killoran Lisheen Mining Limited [member] Member vedl:KilloranlisheenmininglimitedMember
2366 Lisheen Milling Limited [member] Member vedl:LisheenMillingLimitedMember
2367 Killoran Lisheen Finance Limited [member] Member vedl:KilloranlisheenfinancelimitedMember
2368 Pecvest 17 Proprietary Limited [member] Member vedl:PecvestSeventeenProprietaryLimitedMember
2369 Vizag General Cargo Berth Private Limited [member] Member vedl:VizagGeneralCargoBerthPrivateLimitedMember
2370 Paradip Multi Cargo Berth Private Limited [member] Member vedl:ParadipMultiCargoBerthPrivateLimitedMember
2371 Maritime Ventures Private Limited [member] Member vedl:MaritimeventureslimitedMember
2372 Sterlite Infraventures Limited [member] Member vedl:SterliteinfraventureslimitedMember
2373 Lakomasko B.V. [member] Member vedl:LakomaskoMember
2374 Vedanta Exploration Ireland Limited [member] Member vedl:VedantaExplorationIrelandLimitedMember
2375 Malco Energy Limited (MEL) [member] Member vedl:MalcoEnergyLimitedMelMember
2376 Sesa Resources Limited [member] Member vedl:SesaResourcesLimitedMember
2377 Sesa Mining Corporation Limited [member] Member vedl:SesaMiningCorporationLimitedMember
2378 Goa Sea Ports Private Limited [member] Member vedl:GoaSeaPortsPrivateLimitedMember
2379 Western Cluster Limited [Member] Member vedl:WesternClusterLimitedMember
2380 Twin Star Mauritius Holdings Limited [Member] Member vedl:TwinStarMauritiusHoldingsLimitedMember
2381 Twin Star Energy Holdings Limited [Member] Member vedl:TwinStarEnergyHoldingsLimitedMember
2382 Bloom Fountain Limited [member] Member vedl:BloomFountainLimitedMember
2383 Cairn Energy Australia Pty Limited [member] Member vedl:CairnenergyaustraliaptylimitedMember
2384 Cairn Energy Holdings Limited [member] Member vedl:CairnenergyholdingslimitedMember
2385 Cairn India Holdings Limited [member] Member vedl:CairnIndiaHoldingsLimitedMember
2386 Cairn Energy Hydrocarbons Limited [member] Member vedl:CairnEnergyHydrocarbonsLimitedMember
2387 Cairn Exploration No 2 Limited [member] Member vedl:CairnexplorationnotwolimitedMember
2388 Cairn Exploration No 7 Limited [member] Member vedl:CairnExplorationLimitedMember
2389 Cairn Energy Gujarat Block 1 Limited [member] Member vedl:CairnEnergyGujaratBlockOneLimitedMember
2390 Cairn Energy Discovery Limited [member] Member vedl:CairnEnergyDiscoveryLimitedMember
2391 Cairn Energy India Pty Limited [member] Member vedl:CairnenergyindiaptylimitedMember
2392 CIG Mauritius Holding Private Limited [member] Member vedl:CigMauritiusHoldingPrivateLimitedMember
2393 CIG Mauritius Private Limited [member] Member vedl:CigMauritiusPrivateLimitedMember
2394 Cairn Lanka Private Limited [member] Member vedl:CairnlankaprivatelimitedMember
2395 Cairn South Africa Proprietary Limited [member] Member vedl:CairnSouthAfricaProprietaryLimitedMember
2396 Sesa Sterlite Mauritius Holdings Limited [member] Member vedl:SesaSterliteMauritiusHoldingsLimitedMember
2397 AvanStrate Inc. [member] Member vedl:AvanStrateIncMember
2398 AvanStrate Korea [member] Member vedl:AvanStrateKoreaMember
2399 AvanStrate Taiwan [member] Member vedl:AvanStrateTaiwanMember
2400 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2401 Principal activities Concept (Text/String) For Period ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities
2402 Immediate holding company Concept (Text/String) For Period vedl:ImmediateHoldingCompanyName
2403 Country of Incorporation Concept (Text/String) For Period ifrs-full:CountryOfIncorporationOrResidenceOfSubsidiary
2404 Percentage of holdings Concept (Percent) For Period ifrs-full:ProportionOfVotingPowerHeldInSubsidiary
2405 1180 - Disclosure - Related Party Transactions - Summary of Group's Subsidiaries (Parenthetical) (Detail) Network

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2406 Disclosure of transactions between related parties [table] Table

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*

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2407 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2408 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2409 Sterlite Ports Limited [member] Member vedl:SterliteportslimitedMember
2410 Vedanta Star Limited [member] Member vedl:VedantaStarLimitedMember
2411 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
2412 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
2413 Subsequent Event 1 [member] Member vedl:SubsequentEvent1Member
2414 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2415 Ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
2416 1181 - Disclosure - Related Party Transactions - Summary of Related Parties and Relationships (Detail) Network

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2417 Disclosure of transactions between related parties [table] Table

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*

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2418 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2419 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2420 Volcan Investments Limited [member] Member vedl:VolcanInvestmentsLimitedMember
2421 Vedanta Resources Plc [member] Member vedl:VedantaResourcesPlcMember
2422 Vedanta Resources Holdings Limited [member] Member vedl:VedantaResourcesHoldingsLimitedMember
2423 Twinstar Holding Limited [member] Member vedl:TwinStarHoldingsLimitedMember
2424 Finsider international company limited [member] Member vedl:FinsiderInternationalCompanyLimitedMember
2425 Westglobe limited [member] Member vedl:WestglobeLimitedMember
2426 Welter trading limited [member] Member vedl:WelterTradingLimitedMember
2427 Richter Holdings Limited [member] Member vedl:RichterHoldingsLimitedMember
2428 Vedanta Resources Finance Limited [member] Member vedl:VedantaResourcesFinanceLimitedMember
2429 Vedanta Resources Cyprus Limited [member] Member vedl:VedantaResourcesCyprusLimitedMember
2430 Konkola Copper Mines ('KCM') [member] Member vedl:KonkolaCopperMinesKcmMember
2431 Vedanta Resources Jersey II Limited ('VRJ2') [member] Member vedl:VedantaResourcesJerseyIiLimitedVrj2Member
2432 Vedanta Resources Jersey Limited ('VRJL')[member] Member vedl:VedantaResourcesJerseyLimitedVrjlMember
2433 Vedanta Jersey Investments Limited ('VJIL')[member] Member vedl:VedantaJerseyInvestmentsLimitedVjilMember
2434 Sterlite Technologies Limited ('STL') [member] Member vedl:SterliteTechnologiesLimitedMember
2435 Sterlite Power Transmission Limited ('SPTL')[member] Member vedl:SterlitePowerTransmissionLimitedSptlMember
2436 Sterlite Iron and Steel Company Limited ('SISCOL') [member] Member vedl:SterliteIronAndSteelCompanyLimitedSiscolMember
2437 Sterlite Power Grid Ventures Limited [member] Member vedl:SterlitePowerGridVenturesLimitedMember
2438 Balco employees provident fund trust [member] Member vedl:BalcoEmployeesProvidentFundTrustMember
2439 Hindustan Zinc Limited Provident fund trust [member] Member vedl:HindustanZincLtdEmployeesContributoryProvidentFundTrustMember
2440 Sesa group employees provident fund Trust [member] Member vedl:SesaGroupEmployeesProvidentFundMember
2441 Sesa Mining Corporation Limited Employees provident fund trust [member] Member vedl:SesaMiningCorporationLimitedEmployeesProvidentFundMember
2442 Sesa Resources Limited Employees Provident Fund Trust [member] Member vedl:SesaResourcesLimitedEmployeesProvidentFundMember
2443 HZL Employee group Gratuity Trust [member] Member vedl:HZLEmployeeGroupGratuityTrustMember
2444 Sesa Group Employees Gratuity Fund and Sesa Group Executives Gratuity Fund [member] Member vedl:SesaGroupEmployeesGratuityFundAndSesaGroupExecutivesGratuityFundMember
2445 Sesa Resources Limited Employees Gratuity Fund [member] Member vedl:SesaResourcesLimitedEmployeesGratuityFundMember
2446 Sesa Mining Corporation Limited Employees Gratuity Fund [member] Member vedl:SesaMiningCorporationLimitedEmployeesGratuityFundMember
2447 HZL Superannuation Trust [member] Member vedl:HZLSuperannuationTrustMember
2448 Sesa Group Executives Superannuation scheme Fund [member] Member vedl:SesaGroupExecutivesSuperannuationSchemeMember
2449 Sesa Resources Limited and Sesa Mining Corporation Limited Employees Superannuation Fund [member] Member vedl:SesaResourcesLimitedAndSesaMiningCorporationLimitedEmployeesSuperannuationFundMember
2450 Vedanta Medical Research Foundation ('VMRF') )[member] Member vedl:VedantaMedicalResearchFoundationVmrfMember
2451 Vedanta Foundation [member] Member vedl:VedantaFoundationMember
2452 India Grid trust [member] Member vedl:IndiaGridTrustMember
2453 Cairn Foundation [member] Member vedl:CairnFoundationMember
2454 Sesa Community Development Foundation [member] Member vedl:SesaCommunityDevelopmentFoundationMember
2455 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2456 Name of ultimate parent of group Concept (Text/String) For Period ifrs-full:NameOfUltimateParentOfGroup
2457 Name of intermediate holding companies Concept (Text/String) For Period vedl:NameOfIntermediateHoldingCompanies
2458 Name of fellow subsidiaries Concept (Text/String) For Period vedl:NameOfFellowSubsidiaries
2459 Name of related parties with post retirement benefit plan relationships Concept (Text/String) For Period vedl:NameOfPostRetirementBenefitPlan
2460 Name of other related parties Concept (Text/String) For Period vedl:NameOfOtherRelatedParties
2461 1182 - Disclosure - Related Party Transactions - Summary of Significant Transactions with Related Parties (Detail) Network

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2462 Disclosure of transactions between related parties [table] Table

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*

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2463 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2464 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2465 Sterlite Technologies Limited ('STL') [member] Member vedl:SterliteTechnologiesLimitedMember
2466 Sterlite Power Transmission Limited ('SPTL')[member] Member vedl:SterlitePowerTransmissionLimitedSptlMember
2467 Konkola Copper Mines ('KCM') [member] Member vedl:KonkolaCopperMinesKcmMember
2468 Vedanta Resources Jersey II Limited ('VRJ2') [member] Member vedl:VedantaResourcesJerseyIiLimitedVrj2Member
2469 Vedanta Resources Jersey Limited ('VRJL')[member] Member vedl:VedantaResourcesJerseyLimitedVrjlMember
2470 Vedanta Resources Plc [member] Member vedl:VedantaResourcesPlcMember
2471 Twinstar Holding Limited [member] Member vedl:TwinStarHoldingsLimitedMember
2472 Sterlite Iron and Steel Company Limited ('SISCOL') [member] Member vedl:SterliteIronAndSteelCompanyLimitedSiscolMember
2473 Finsider international company limited [member] Member vedl:FinsiderInternationalCompanyLimitedMember
2474 Westglobe limited [member] Member vedl:WestglobeLimitedMember
2475 Welter [member] Member vedl:WelterMember
2476 India Grid trust [member] Member vedl:IndiaGridTrustMember
2477 Related parties [member] Member ifrs-full:RelatedPartiesMember
2478 Sterlite Power Grid Ventures Limited [member] Member vedl:SterlitePowerGridVenturesLimitedMember
2479 Vedanta Medical Research Foundation ('VMRF') )[member] Member vedl:VedantaMedicalResearchFoundationVmrfMember
2480 Sesa Community Development Foundation [member] Member vedl:SesaCommunityDevelopmentFoundationMember
2481 Vedanta Foundation [member] Member vedl:VedantaFoundationMember
2482 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2483 Revenue from sale of goods related party transactions Concept (Monetary) For Period Credit ifrs-full:RevenueFromSaleOfGoodsRelatedPartyTransactions
2484 Purchases of goods/services related party transactions Concept (Monetary) For Period Debit ifrs-full:PurchasesOfGoodsRelatedPartyTransactions
2485 Interest income / (Finance costs) Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
2486 Dividend paid Concept (Monetary) For Period Debit vedl:DividendPaid
2487 Management and brand fees expenses Concept (Monetary) For Period Debit ifrs-full:ProfessionalFeesExpense
2488 Dividend Income Concept (Monetary) For Period Credit ifrs-full:RevenueFromDividends
2489 Outsourcing Service Income Concept (Monetary) For Period Credit ifrs-full:PropertyServiceChargeIncome
2490 Long Term Incentive Plan Expenses Concept (Monetary) For Period Debit vedl:LongTermIncentivePlan
2491 Other expenses Concept (Monetary) For Period Debit vedl:OtherExpensesRelatedPartyTransactions
2492 Loan given/(repaid) Concept (Monetary) For Period Debit vedl:LoansGivenRepaid
2493 Loan given Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToRelatedParties
2494 Loan (repaid) Concept (Monetary) For Period Debit ifrs-full:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties
2495 Loan (repaid) Concept (Monetary) For Period Credit ifrs-full:CashRepaymentsOfAdvancesAndLoansFromRelatedParties
2496 Loan taken Concept (Monetary) For Period Debit ifrs-full:CashAdvancesAndLoansFromRelatedParties
2497 Loan taken/(repaid) Concept (Monetary) For Period Debit vedl:LoanTakenRepaid
2498 Guarantee given/(taken) Concept (Monetary) For Period Debit vedl:GuaranteeGivenTaken
2499 Corporate social responsibility expenditure/ donation Concept (Monetary) For Period Debit ifrs-full:DonationsAndSubsidiesExpense
2500 1183 - Disclosure - Related Party Transactions - Additional Information (Detail) Network

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2501 Disclosure of transactions between related parties [table] Table

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*

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2502 Range [axis] Axis ifrs-full:RangeAxis
2503 Ranges [member] Member ifrs-full:RangesMember
2504 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
2505 Top of range [member] Member ifrs-full:TopOfRangeMember
2506 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2507 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2508 Cairn India Holdings Limited [member] Member vedl:CairnIndiaHoldingsLimitedMember
2509 Lisheen Milling Limited [member] Member vedl:LisheenMillingLimitedMember
2510 Sterlite Iron and Steel Company Limited ('SISCOL') [member] Member vedl:SterliteIronAndSteelCompanyLimitedSiscolMember
2511 Sterlite Power Transmission Limited ('SPTL')[member] Member vedl:SterlitePowerTransmissionLimitedSptlMember
2512 Sesa Sterlite Mauritius Holdings Limited [member] Member vedl:SesaSterliteMauritiusHoldingsLimitedMember
2513 RoshSkor Township (Proprietary) Limited [member] Member vedl:RoshskorTownshipProprietaryLimitedMember
2514 Vedanta Resources Plc [member] Member vedl:VedantaResourcesPlcMember
2515 Konkola Copper Mines ('KCM') [member] Member vedl:KonkolaCopperMinesKcmMember
2516 Volcan Investments Limited [member] Member vedl:VolcanInvestmentsLimitedMember
2517 Cairn Foundation [member] Member vedl:CairnFoundationMember
2518 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
2519 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
2520 HZL Employee group Gratuity Trust [member] Member vedl:HZLEmployeeGroupGratuityTrustMember
2521 Other retirement benefit trust [member] Member vedl:OtherRetirementBenefitTrustMember
2522 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2523 Loan given Concept (Monetary) For Period Debit vedl:LoansGivenRepaid
2524 Recovery made for expenses Concept (Monetary) For Period Credit vedl:RecoveryMadeForExpensesRelatedPartyTransactions
2525 Amounts payable related party transactions Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
2526 Investment made by Cairn in bonds issued Concept (Monetary) As Of Credit vedl:InvestmentReceivedInBondsIssued
2527 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
2528 Carrying value of bonds Concept (Monetary) As Of Credit ifrs-full:BondsIssued
2529 Loan from related parties Concept (Monetary) As Of Credit vedl:LoansFromRelatedParties
2530 Unsecured loan outstanding Concept (Monetary) As Of Credit vedl:UnsecuredBorrowingsOutstanding
2531 Loan due date Concept (Text/String) For Period ifrs-full:BorrowingsMaturity
2532 Renewal extension period Concept (xbrli:durationItemType) For Period vedl:RenewalExtensionPeriod
2533 Consideration from purchase of subsidiary Concept (Monetary) For Period Credit ifrs-full:ConsiderationPaidReceived
2534 Ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
2535 Commission/ Sitting fees paid to Independent director Concept (Monetary) For Period Debit vedl:DirectorsRemunerationExpenseCommissionSittingFeesToIndependentDirectors
2536 Commission/ Sitting fees paid to other Key Management Personnel Concept (Monetary) For Period Debit vedl:DirectorsRemunerationExpenseCommissionSittingFeesToOtherKeyManagementPersonnel
2537 Dividend paid to Key Management Personnel Concept (Monetary) For Period Debit vedl:DirectorsRemunerationExpenseDividendToKeyManagementPersonnel
2538 Commission paid to relatives of Key Management Personnel Concept (Monetary) For Period Debit vedl:KeyManagementPersonnelCommissionToRelativesOfKeyManagementPersonnel
2539 Dividend paid to relatives of Key Management Personnel Concept (Monetary) For Period Debit vedl:KeyManagementPersonnelDividendToRelativesOfKeyManagementPersonnel
2540 Post employment benefit expense defined benefit plans Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
2541 1184 - Disclosure - Related Party Transactions - Summary of Significant Transactions with Related Parties (Parenthetical) (Detail) Network

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2542 Disclosure of transactions between related parties [table] Table

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2543 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2544 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2545 Cairn Foundation [member] Member vedl:CairnFoundationMember
2546 Vedanta Foundation [member] Member vedl:VedantaFoundationMember
2547 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2548 Corporate social responsibility expenditure/ donation Concept (Monetary) For Period Debit ifrs-full:DonationsAndSubsidiesExpense
2549 Fair market value of donation in kind Concept (Monetary) For Period Debit vedl:FairMarketValueOfDonationInKind
2550 1185 - Disclosure - Related Party Transactions - Summary of Significant Receivables From and Payables To Related Parties (Detail) Network

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2551 Disclosure of transactions between related parties [table] Table

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*

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2552 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2553 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2554 Sterlite Technologies Limited ('STL') [member] Member vedl:SterliteTechnologiesLimitedMember
2555 Sterlite Power Transmission Limited ('SPTL')[member] Member vedl:SterlitePowerTransmissionLimitedSptlMember
2556 Konkola Copper Mines ('KCM') [member] Member vedl:KonkolaCopperMinesKcmMember
2557 Vedanta Resources Plc [member] Member vedl:VedantaResourcesPlcMember
2558 Sterlite Iron and Steel Company Limited ('SISCOL') [member] Member vedl:SterliteIronAndSteelCompanyLimitedSiscolMember
2559 Goa Maritime Private Limited [member] Member vedl:GoaMaritimePrivateLimtiedMember
2560 Vedanta Foundation [member] Member vedl:VedantaFoundationMember
2561 Volcan Investments Limited [member] Member vedl:VolcanInvestmentsLimitedMember
2562 Twinstar Holding Limited [member] Member vedl:TwinStarHoldingsLimitedMember
2563 Sterlite Power Grid Ventures Limited [member] Member vedl:SterlitePowerGridVenturesLimitedMember
2564 RoshSkor Township (Proprietary) Limited [member] Member vedl:RoshskorTownshipProprietaryLimitedMember
2565 Hindustan Zinc Limited Provident fund trust [member] Member vedl:HindustanZincLtdEmployeesContributoryProvidentFundTrustMember
2566 Sesa Resources Limited Employees Provident Fund Trust [member] Member vedl:SesaResourcesLimitedEmployeesProvidentFundMember
2567 Sesa Mining Corporation Limited Employees Provident Fund Trust [member] Member vedl:SesaMiningCorporationLimitedEmployeesProvidentFundTrustMember
2568 Sesa group employees provident fund Trust [member] Member vedl:SesaGroupEmployeesProvidentFundMember
2569 Balco employees provident fund trust [member] Member vedl:BalcoEmployeesProvidentFundTrustMember
2570 HZL Superannuation Trust [member] Member vedl:HZLSuperannuationTrustMember
2571 Sesa Group Executives Superannuation scheme Fund [member] Member vedl:SesaGroupExecutivesSuperannuationSchemeMember
2572 Sesa Resources Limited and Sesa Mining Corporation Limited Employees Superannuation Fund [member] Member vedl:SesaResourcesLimitedAndSesaMiningCorporationLimitedEmployeesSuperannuationFundMember
2573 Finsider international company limited [member] Member vedl:FinsiderInternationalCompanyLimitedMember
2574 Westglobe limited [member] Member vedl:WestglobeLimitedMember
2575 Welter [member] Member vedl:WelterMember
2576 Volcano [Member] Member vedl:VolcanoMember
2577 Vedanta Medical Research Foundation ('VMRF') )[member] Member vedl:VedantaMedicalResearchFoundationVmrfMember
2578 India Grid trust [member] Member vedl:IndiaGridTrustMember
2579 Vedanta [member] Member vedl:VedantaMember
2580 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2581 Amounts receivable related party transactions Concept (Monetary) As Of Debit ifrs-full:AmountsReceivableRelatedPartyTransactions
2582 Amounts payable related party transactions Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
2583 Loans given Concept (Monetary) For Period ifrs-full:TransfersUnderFinanceAgreementsFromEntityRelatedPartyTransactions
2584 Investment in Equity Shares - Quoted Concept (Monetary) For Period Credit vedl:InvestmentInEquityShares
2585 Investment in Equity Shares - Unquoted Concept (Monetary) As Of Credit vedl:UnquotedInvestmentInEquityShares
2586 Guarantees outstanding given / (taken) Concept (Monetary) As Of Credit vedl:GuaranteesOutstandingGivenTaken
2587 Investment in Vedanta Bonds Concept (Monetary) As Of Debit vedl:InvestmentInBonds
2588 1186 - Disclosure - Related Party Transactions - Summary of Significant Receivables From and Payables To Related Parties (Parenthetical) (Detail) Network

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2589 Disclosure of transactions between related parties [table] Table

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2590 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2591 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2592 Vedanta Resources Plc [member] Member vedl:VedantaResourcesPlcMember
2593 Financial Guarantee [axis] Axis vedl:FinancialGuaranteeAxis
2594 Classes Of Financial Guarantee [member] Member vedl:ClassesOfFinancialGuaranteeMember
2595 Withdrawal of guarantee [member] Member vedl:WithdrawalOfGuaranteeMember
2596 Extinguishment of guarantee [member] Member vedl:ExtinguishmentOfGuaranteeMember
2597 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2598 Amount of guarantee Concept (Monetary) As Of Credit vedl:Guarantees
2599 1187 - Disclosure - Related Party Transactions - Summary of Remuneration of Key Management Personnel (Detail) Network

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2600 Implied Table Table

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2601 Disclosure of transactions between related parties [abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
2602 Short term employee benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
2603 Post-employment benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationPostemploymentBenefits
2604 Share based payments Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationSharebasedPayment
2605 Total Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
2606 1188 - Disclosure - Related Party Transactions - Summary of Transactions During the Year with Post Retirement Trusts (Detail) Network

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2607 Disclosure of transactions between related parties [table] Table

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2608 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
2609 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
2610 Balco employees provident fund trust [member] Member vedl:BalcoEmployeesProvidentFundTrustMember
2611 Hindustan Zinc Limited Provident fund trust [member] Member vedl:HindustanZincLtdEmployeesContributoryProvidentFundTrustMember
2612 Sesa Resources Limited Employees Provident Fund Trust [member] Member vedl:SesaResourcesLimitedEmployeesProvidentFundMember
2613 Sesa Mining Corporation Limited Employees provident fund trust [member] Member vedl:SesaMiningCorporationLimitedEmployeesProvidentFundMember
2614 Sesa group employees provident fund Trust [member] Member vedl:SesaGroupEmployeesProvidentFundMember
2615 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2616 Salary of relatives of Key management personnel Concept (Monetary) For Period Debit vedl:SalaryOfRelativesOfKeyManagementPersonnel
2617 Salary of relatives of Key management personnel Concept (Monetary) For Period Debit vedl:SalaryOfRelativesOfKeyManagementPersonnel
2618 Short term interest bearing salary advance given / (repaid) during the year Concept (Monetary) For Period Debit vedl:KeyManagementPersonnelShortTermInterestBearingSalaryAdvanceGivenRepaid
2619 Short term interest bearing salary advance given / (repaid) during the year Concept (Monetary) For Period Debit vedl:KeyManagementPersonnelRelativesOfKeyManagementPersonnelExpense
2620 Post employment benefit expense defined benefit plans Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
2621 Post employment benefit expense defined benefit plans Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
2622 1189 - Disclosure - Other Notes - Summary of Other Notes (Detail) Network

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2623 Disclosure of other notes [Table] Table

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2624 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
2625 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
2626 Exchange gain (Loss) [member] Member vedl:ForeignExchangeGainLossNetMember
2627 Disclosure of other notes [line items] LineItems vedl:DisclosureOfOtherNotesLineItems
2628 Net gain/(loss) arising during the year Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnCashFlowHedgesNetOfTax
2629 Cost of sales Concept (Monetary) For Period Debit ifrs-full:CostOfSales
2630 Reclassification adjustments for net (gain)/loss included in the consolidated statements of profit or loss Concept (Monetary) For Period Debit ifrs-full:ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax
2631 Administration cost Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
2632 Net gain/(loss) on cash flow hedges recognised in other comprehensive income, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
2633 Investment and other income Concept (Monetary) For Period Credit ifrs-full:InvestmentIncome
2634 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
2635 Other operating income Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
2636 Investment and other income Concept (Monetary) For Period Credit vedl:InvestmentAndOtherIncome
2637 Total Income Concept (Monetary) For Period Credit ifrs-full:RevenueAndOperatingIncome
2638 (Decrease)/increase in inventories of finished goods and work-in-progress Concept (Monetary) For Period Debit ifrs-full:ChangesInInventoriesOfFinishedGoodsAndWorkInProgress
2639 Raw materials and other consumables used Concept (Monetary) For Period Debit ifrs-full:RawMaterialsAndConsumablesUsed
2640 Employee costs Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
2641 Other costs Concept (Monetary) For Period Debit ifrs-full:OtherExpenseByNature
2642 Depreciation and amortisation Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
2643 Impairment Concept (Monetary) For Period Debit ifrs-full:ImpairmentLoss
2644 Finance and other costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
2645 Profit (loss) before tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
2646 Income tax (expense) / credit Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
2647 Profit / (loss) for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2648 Salaries, wages and bonus Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
2649 Defined contribution pension scheme costs Concept (Monetary) For Period Debit vedl:DefinedBenefitPensionContributions
2650 Defined benefit pension scheme costs Concept (Monetary) For Period Debit vedl:DefinedBenefitPensionExpense
2651 Voluntary retirement expenses Concept (Monetary) For Period Debit ifrs-full:TerminationBenefitsExpense
2652 Employee costs Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
2653 1190 - Disclosure - Subsequent Events - Additional Information (Detail) Network

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2654 Disclosure of non-adjusting events after reporting period [table] Table

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2655 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
2656 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
2657 Major business combination [member] Member ifrs-full:MajorBusinessCombinationMember
2658 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
2659 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
2660 Electrosteel Steels Limited [member] Member vedl:ElectrosteelSteelsLimitedMember
2661 Disclosure of non-adjusting events after reporting period [line items] LineItems ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
2662 Date of Acquisition Concept (Date) For Period vedl:DateOfBusinessAcquisition
2663 Percentage of equity stake acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
2664 Refinery capacity Concept (Decimal) For Period vedl:ProductionCapacity
2665 Cash consideration Concept (Monetary) As Of Credit ifrs-full:CashTransferred
2666 Acquisition related costs Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
2667 1191 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) - Summary of Capitalized Costs for Oil and Gas Exploration and Production Activities (Detail) Network

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2668 Capitalized Costs Relating to Oil and Gas Producing Activities, by Geographic Area [Table] Table

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2669 Geographical [Axis] Axis us-gaap:StatementGeographicalAxis
2670 Geographical [Domain] Member us-gaap:SegmentGeographicalDomain
2671 India [member] Member country:IN
2672 Sri Lanka [member] Member country:LK
2673 South Africa [member] Member country:ZA
2674 Capitalized Costs Relating to Oil and Gas Producing Activities, by Geographic Area [Line Items] LineItems us-gaap:CapitalizedCostsRelatingToOilAndGasProducingActivitiesByGeographicAreaLineItems
2675 Unproved oil and gas properties Concept (Monetary) As Of Debit us-gaap:CapitalizedCostsUnprovedProperties
2676 Proved oil and gas properties Concept (Monetary) As Of Debit us-gaap:CapitalizedCostsProvedProperties
2677 Support equipment Concept (Monetary) As Of Debit us-gaap:CapitalizedCostsWellsAndRelatedEquipmentAndFacilities
2678 Gross Capitalized costs Concept (Monetary) As Of Debit us-gaap:CapitalizedCostsOilAndGasProducingActivitiesGross
2679 Accumulated depreciation, depletion, and amortization, and valuation allowances (including impairment loss) Concept (Monetary) As Of Credit us-gaap:OilAndGasPropertySuccessfulEffortMethodAccumulatedDepreciationDepletionAmortizationAndImpairment
2680 Net Capitalized costs Concept (Monetary) As Of Debit us-gaap:CapitalizedCostsOilAndGasProducingActivitiesNet
2681 1192 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) - Summary of Capitalized Costs for Oil and Gas Exploration and Production Activities Include Both Amounts Expenses and Capitalized (Detail) Network

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2682 Costs Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities [Table] Table

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2683 Geographical [Axis] Axis us-gaap:StatementGeographicalAxis
2684 Geographical [Domain] Member us-gaap:SegmentGeographicalDomain
2685 India [member] Member country:IN
2686 Sri Lanka [member] Member country:LK
2687 South Africa [member] Member country:ZA
2688 Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items] LineItems us-gaap:CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesLineItems
2689 Acquisition of properties Abstract us-gaap:CostsIncurredAcquisitionOfOilAndGasPropertiesAbstract
2690 Proved Concept (Monetary) For Period Debit us-gaap:CostsIncurredAcquisitionOfOilAndGasPropertiesWithProvedReserves
2691 Unproved Concept (Monetary) For Period Debit us-gaap:CostsIncurredAcquisitionOfUnprovedOilAndGasProperties
2692 Exploration costs Concept (Monetary) For Period Debit us-gaap:CostsIncurredExplorationCosts
2693 Development costs Concept (Monetary) For Period Debit us-gaap:CostsIncurredDevelopmentCosts
2694 Total Concept (Monetary) For Period Debit us-gaap:CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivities
2695 1193 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) - Summary of Results of Operations from Oil and Gas Producing Activities (Detail) Network

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2696 Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Table] Table

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2697 Geographical [Axis] Axis us-gaap:StatementGeographicalAxis
2698 Geographical [Domain] Member us-gaap:SegmentGeographicalDomain
2699 India [member] Member country:IN
2700 Sri Lanka [member] Member country:LK
2701 South Africa [member] Member country:ZA
2702 Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items] LineItems us-gaap:ResultsOfOperationsForOilAndGasProducingActivitiesByGeographicAreaLineItems
2703 Revenues Abstract us-gaap:ResultsOfOperationsRevenueFromOilAndGasProducingActivitiesAbstract
2704 Sales Concept (Monetary) For Period Credit vedl:ResultsOfOperationsSalesToEntitysOtherOperations
2705 Transfers Concept (Monetary) For Period Credit vedl:ResultsOfOperationsTransfersToEntitysOtherOperations
2706 Operating Income Concept (Monetary) For Period Credit us-gaap:ResultsOfOperationsRevenueOther
2707 Total Concept (Monetary) For Period Credit us-gaap:ResultsOfOperationsRevenueFromOilAndGasProducingActivities
2708 Production costs Concept (Monetary) For Period Debit us-gaap:ResultsOfOperationsProductionOrLiftingCosts
2709 Exploration (expenses)/ reversal Concept (Monetary) For Period Debit us-gaap:ResultsOfOperationsExplorationExpense
2710 Depreciation, depletion and amortization and valuation provisions (including impairment loss/reversal) Concept (Monetary) For Period Debit us-gaap:ResultsOfOperationsDepreciationDepletionAndAmortizationAndValuationProvisions
2711 Results before income tax expenses Concept (Monetary) For Period Credit us-gaap:ResultsOfOperationsIncomeBeforeIncomeTaxes
2712 Income tax expenses Concept (Monetary) For Period Debit us-gaap:ResultsOfOperationsIncomeTaxExpense
2713 Results of operations from producing activities (excluding corporate overhead and interest costs) Concept (Monetary) For Period Credit us-gaap:ResultsOfOperationsOilAndGasProducingActivitiesNetIncomeExcludingCorporateOverheadAndInterestCosts
2714 1194 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) - Summary of Annual Changes in Proved Reserves of Oil (Detail) Network

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2715 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Table] Table

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2716 Geographical [Axis] Axis us-gaap:StatementGeographicalAxis
2717 Geographical [Domain] Member us-gaap:SegmentGeographicalDomain
2718 India [member] Member country:IN
2719 Sri Lanka [member] Member country:LK
2720 South Africa [member] Member country:ZA
2721 Petroleum Reserves [Axis] Axis us-gaap:ReserveQuantitiesByTypeOfReserveAxis
2722 Type of Reserve [Domain] Member us-gaap:TypeOfReserveDomain
2723 Oil [Member] Member us-gaap:OilReservesMember
2724 Natural Gas [Member] Member us-gaap:NaturalGasReservesMember
2725 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items] LineItems us-gaap:DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesLineItems
2726 Beginning balance Concept (num:volumeItemType) As Of us-gaap:ProvedDevelopedAndUndevelopedReservesNet
2727 Revisions of previous estimates Concept (num:volumeItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesRevisionsOfPreviousEstimatesIncreaseDecrease
2728 Extensions and discoveries Concept (num:volumeItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesExtensionsDiscoveriesAndAdditions
2729 Improved Recovery Concept (num:volumeItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesImprovedRecovery
2730 Sales of reserves Concept (num:volumeItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesSalesOfMineralsInPlace
2731 Purchases of reserves Concept (num:volumeItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesPurchasesOfMineralsInPlace
2732 Production for the year Concept (num:volumeItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesProduction
2733 Ending balance Concept (num:volumeItemType) As Of us-gaap:ProvedDevelopedAndUndevelopedReservesNet
2734 Beginning balance Concept (num:energyItemType) As Of us-gaap:ProvedDevelopedAndUndevelopedReserveNetEnergy
2735 Revisions of previous estimates Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveRevisionOfPreviousEstimateEnergy
2736 Extensions and discoveries Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveExtensionAndDiscoveryEnergy
2737 Improved Recovery Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveImprovedRecoveryEnergy
2738 Sales of reserves Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservesSaleOfMineralInPlaceEnergy
2739 Purchases of reserves Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReservePurchaseOfMineralInPlaceEnergy
2740 Production for the year Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveProductionEnergy
2741 Ending balance Concept (num:energyItemType) As Of us-gaap:ProvedDevelopedAndUndevelopedReserveNetEnergy
2742 Net proved developed reserves: Abstract vedl:IncreaseDecreaseInProvedDevelopedReservesAbstract
2743 Total net proved developed reserves Concept (num:volumeItemType) As Of us-gaap:ProvedDevelopedReservesVolume
2744 Total net proved developed reserves Concept (num:volumeItemType) As Of us-gaap:ProvedUndevelopedReserveVolume
2745 Net proved undeveloped reserves: Abstract vedl:IncreaseDecreaseInProvedDevelopedReservesAbstract
2746 Total net proved developed reserves Concept (num:volumeItemType) As Of us-gaap:ProvedDevelopedReservesVolume
2747 Total net proved developed reserves Concept (num:volumeItemType) As Of us-gaap:ProvedUndevelopedReserveVolume
2748 1195 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) - Additional Information (Detail) Network

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2749 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Table] Table

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2750 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2751 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
2752 Technical Revisions [Member] Member vedl:TechnicalRevisionsMember
2753 Commodity Prices [Member] Member vedl:CommodityPricesMember
2754 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
2755 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
2756 CB-OS/2 - Exploration [member] Member vedl:CbosTwoExplorationMember
2757 RJ-ON-90/1- Exploration [member] Member vedl:Rjon90ExplorationMember
2758 Ravva block - Exploration and production [member] Member vedl:RavvaBlockExplorationAndProductionMember
2759 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items] LineItems us-gaap:DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesLineItems
2760 Proved oil and gas reserves Concept (num:energyItemType) As Of us-gaap:ProvedDevelopedAndUndevelopedReserveNetEnergy
2761 Total revisions Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveRevisionOfPreviousEstimateEnergy
2762 Total revisions Concept (num:energyItemType) For Period vedl:ProvedDevelopedAndUndevelopedReservesAdjustingForInterimProduction
2763 Proved oil and gas reserves after adjustment Concept (num:energyItemType) For Period vedl:ProvedDevelopedAndUndevelopedReservesAfterAdjustments
2764 Improved Recovery Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveImprovedRecoveryEnergy
2765 Extensions and discoveries Concept (num:energyItemType) For Period us-gaap:ProvedDevelopedAndUndevelopedReserveExtensionAndDiscoveryEnergy
2766 Discount factor Concept (Percent) For Period vedl:DiscountRateUsedForDiscountedCashFlow
2767 1196 - Disclosure - Supplementary Information on Oil and Gas Exploration and Production (Unaudited) - Summary of Standardized Measure of Future Net Cash Flows Relating to Proved Reserves (Detail) Network

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2768 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Table] Table

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2769 Geographical [Axis] Axis us-gaap:StatementGeographicalAxis
2770 Geographical [Domain] Member us-gaap:SegmentGeographicalDomain
2771 India [member] Member country:IN
2772 Sri Lanka [member] Member country:LK
2773 South Africa [member] Member country:ZA
2774 Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Line Items] LineItems us-gaap:DiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReservesLineItems
2775 Future cash inflows Concept (Monetary) As Of Debit us-gaap:FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows
2776 Future production costs Concept (Monetary) As Of Credit us-gaap:FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts
2777 Future development costs Concept (Monetary) As Of Credit us-gaap:FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts
2778 Future income tax expenses Concept (Monetary) As Of Credit us-gaap:FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense
2779 Undiscounted future net cash flows Concept (Monetary) As Of Debit us-gaap:FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows
2780 10 percent midyear annual discount for timing of estimated cash flows Concept (Monetary) As Of Credit us-gaap:FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows
2781 Standardized measure of discounted future net cash flows Concept (Monetary) As Of Debit us-gaap:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves
2782 Beginning balance Concept (Monetary) As Of Debit us-gaap:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves
2783 Sales and transfers of oil and gas, net of production cost Concept (Monetary) For Period Credit us-gaap:SalesAndTransfersOfOilAndGasProducedNetOfProductionCosts
2784 Development cost incurred Concept (Monetary) For Period Debit us-gaap:PreviouslyEstimatedDevelopmentCostsIncurred
2785 Net change due to purchases and sales of minerals in place Concept (Monetary) For Period Debit us-gaap:NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts
2786 Net change due to extensions, discoveries and improved recovery less related costs Concept (Monetary) For Period Debit us-gaap:ExtensionsDiscoveriesAdditionsAndImprovedRecoveryLessRelatedCosts
2787 Net change due to revisions in quantity estimates Concept (Monetary) For Period Debit us-gaap:RevisionsOfPreviousQuantityEstimates
2788 Net change in prices, transfer prices and in production cost Concept (Monetary) For Period Debit us-gaap:NetIncreaseDecreaseInSalesAndTransferPricesAndProductionCosts
2789 Changes in estimated future development costs Concept (Monetary) For Period Debit us-gaap:IncreaseDecreaseInEstimatedFutureDevelopmentCosts
2790 Accretion of discount Concept (Monetary) For Period Credit us-gaap:StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedOilAndGasReservesAccretionOfDiscount
2791 Net change in income taxes Concept (Monetary) For Period Debit us-gaap:IncreaseDecreaseInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves
2792 Timing Concept (Monetary) For Period Debit us-gaap:StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedOilAndGasReservesOther
2793 Ending balance Concept (Monetary) As Of Debit us-gaap:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves

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