ECOPETROL S.A. (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 and Entity Information [Abstract] Abstract ec: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 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
10 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
11 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
12 Entity Well-known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
13 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
14 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
15 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
16 Trading Symbol Concept (Text/String) For Period dei:TradingSymbol
17 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
18 Entity Shell Company Concept (Yes/No) For Period dei:EntityShellCompany
19 Entity Emerging Growth Company Concept (Yes/No) For Period dei:EntityEmergingGrowthCompany
20 1002 - Statement - Consolidated statement of financial position Network

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21 Implied Table Table

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22 Statement of financial position [abstract] Abstract ifrs-full:StatementOfFinancialPositionAbstract
23 Assets Abstract ifrs-full:AssetsAbstract
24 Current assets Abstract ifrs-full:CurrentAssetsAbstract
25 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
26 Trade and other receivables, net Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
27 Inventories, net Concept (Monetary) As Of Debit ifrs-full:Inventories
28 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherCurrentFinancialAssets
29 Current tax assets Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
30 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherCurrentNonfinancialAssets
31 Current assets subtotal Concept (Monetary) As Of Debit ifrs-full:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
32 Assets held for sale Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
33 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
34 Non–current assets Abstract ifrs-full:NoncurrentAssetsAbstract
35 Investment in associates and joint ventures Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
36 Trade and other receivables, net Concept (Monetary) As Of Debit ifrs-full:NoncurrentReceivables
37 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
38 Natural and environmental resources Concept (Monetary) As Of Debit ifrs-full:AssetsArisingFromExplorationForAndEvaluationOfMineralResources
39 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
40 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
41 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentFinancialAssets
42 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
43 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentNonfinancialAssets
44 Total non–current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
45 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
46 Liabilities Abstract ifrs-full:LiabilitiesAbstract
47 Current liabilities Abstract ifrs-full:CurrentLiabilitiesAbstract
48 Loans and borrowings Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
49 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
50 Provisions for employee benefits Concept (Monetary) As Of Credit ifrs-full:CurrentProvisionsForEmployeeBenefits
51 Current tax liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
52 Accrued liabilities and provisions Concept (Monetary) As Of Credit ec:AccruedNonCurrentLiabilitiesAndProvisions
53 Other liabilities Concept (Monetary) As Of Credit ifrs-full:OtherCurrentNonfinancialLiabilities
54 Total current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
55 Non–current liabilities Abstract ifrs-full:NoncurrentLiabilitiesAbstract
56 Loans and borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
57 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:NoncurrentPayables
58 Provisions for employee benefits Concept (Monetary) As Of Credit ifrs-full:NoncurrentProvisionsForEmployeeBenefits
59 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
60 Accrued liabilities and provisions Concept (Monetary) As Of Credit ifrs-full:Provisions
61 Other liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
62 Total non–current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
63 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
64 Equity Abstract ifrs-full:EquityAbstract
65 Subscribed and paid in capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
66 Additional paid in capital Concept (Monetary) As Of Credit ifrs-full:AdditionalPaidinCapital
67 Reserves Concept (Monetary) As Of Credit ifrs-full:OtherReserves
68 Other comprehensive income Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
69 Retained earnings Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
70 Equity attributable to owners of parent Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
71 Non–controlling interest Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
72 Total equity Concept (Monetary) As Of Credit ifrs-full:Equity
73 Total liabilities and equity Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
74 1003 - Statement - Consolidated statement of profit or loss Network

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75 Implied Table Table

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76 Income Statement [Abstract] Abstract ifrs-full:IncomeStatementAbstract
77 Sales revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
78 Cost of sales Concept (Monetary) For Period Debit ifrs-full:CostOfSales
79 Gross profit Concept (Monetary) For Period Credit ifrs-full:GrossProfit
80 Administrative expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
81 Operations and project expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
82 (Impairment loss) impairment reversal of long–lived assets, net Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9
83 Other operating (expenses) income, net Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
84 Operating income Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
85 Financial results, net Abstract ec:FinanceIncomeCostAbstractAbstract
86 Finance income Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
87 Finance expenses Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
88 Foreign exchange gain Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
89 Financial result, net Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
90 Share of profits of associates and joint ventures Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
91 Profit before income tax expense Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
92 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
93 Net profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
94 Net profit attributable to: Abstract ifrs-full:ProfitLossAttributableToAbstract
95 Owners of parent Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
96 Non–controlling interest Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
97 Net profit (loss) for the period Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
98 Basic and diluted earnings per share Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShare
99 1004 - Statement - Consolidated statement of other comprehensive income Network

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100 Implied Table Table

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101 Income Statement [Abstract] Abstract ifrs-full:IncomeStatementAbstract
102 Net profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
103 Unrealized gain (loss) on hedges: Abstract ec:UnrealizedGainLossOnHedgesAbstract
104 Cash flow hedge for future exports (Note 28.1.2) Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnCashFlowHedgesNetOfTax
105 Hedge of a net investment in a foreign operation (Note 28.1.3) Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
106 Cash flow hedge with derivative instruments (Note 28.1.4) Concept (Monetary) For Period Credit ec:GainsLossesOnHedgesOfDerivativeInstrumentsNetOfTax
107 Equity instruments measured at fair value: Abstract ifrs-full:FinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeAbstract
108 Unrealized (loss) gain Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncomeNetOfTax
109 Realized loss Concept (Monetary) For Period Debit ifrs-full:AmountsRemovedFromEquityAndAdjustedAgainstFairValueOfFinancialAssetsOnReclassificationOutOfFairValueThroughOtherComprehensiveIncomeMeasurementCategoryNetOfTax
110 Foreign currency translation Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax
111 Other comprehensive income that will be reclassified to profit or loss, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax
112 Other comprehensive income that will not to be reclassified to profit or loss in subsequent periods (net of taxes): Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
113 Remeasurement loss on defined benefit plans (Note 20.1) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
114 Other losses Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeNetOfTaxOtherGainsLosses
115 Other comprehensive income that will not be reclassified to profit or loss, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax
116 Other comprehensive income (loss) for the year, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
117 Total comprehensive income for the year, net of tax Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
118 Comprehensive income attributable to: Abstract ifrs-full:ComprehensiveIncomeAttributableToAbstract
119 Owners of parent Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
120 Non–controlling interest Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
121 Comprehensive income Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
122 1005 - Statement - Consolidated statement of changes in equity Network

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 http://www.ecopetrol.com.co/role/ConsolidatedStatementOfChangesInEquity
123 Statement of changes in equity [table] Table

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 ifrs-full:StatementOfChangesInEquityTable
124 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
125 Equity [Member] Member ifrs-full:EquityMember
126 Subscribed and paid-in capital Member ifrs-full:IssuedCapitalMember
127 Additional paid-in capital Member ifrs-full:AdditionalPaidinCapitalMember
128 Reserves Member ifrs-full:OtherReservesMember
129 Other comprehensive income Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
130 Retained earnings Member ifrs-full:RetainedEarningsMember
131 Total Member ifrs-full:EquityAttributableToOwnersOfParentMember
132 Non-controlling interest Member ifrs-full:NoncontrollingInterestsMember
133 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
134 Opening balance Concept (Monetary) As Of Credit ifrs-full:Equity
135 Net profit Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
136 Dividends declared Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToNoncontrollingInterests
137 Legal reserve used to offset previous year loss Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransferToStatutoryReserve
138 Appropriation of reserves, net Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings
139 Other movements Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity
140 Other comprehensive income Abstract ifrs-full:OtherComprehensiveIncomeAbstract
141 Cash flow hedge for future exports Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnCashFlowHedgesNetOfTax
142 Hedge of a net investment in a foreign operation Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnHedgesOfNetInvestmentsInForeignOperationsNetOfTax
143 Cash flow hedge with derivative instruments Concept (Monetary) For Period Credit ec:GainsLossesOnHedgesOfDerivativeInstrumentsNetOfTax
144 Net fair value gain (loss) on equity instruments measured at fair value Concept (Monetary) For Period Debit ifrs-full:AmountRemovedFromReserveOfChangeInValueOfTimeValueOfOptionsAndIncludedInInitialCostOrOtherCarryingAmountOfNonfinancialAssetLiabilityOrFirmCommitmentForWhichFairValueHedgeAccountingIsApplied
145 Foreign currency translation Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationNetOfTax
146 Remeasurement loss on defined benefit plans Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
147 Other movements Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeNetOfTaxOtherGainsLosses
148 Closing balance Concept (Monetary) As Of Credit ifrs-full:Equity
149 1006 - Statement - Consolidated statement of cash flows Network

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150 Implied Table Table

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151 Statement of Cash Flows [Abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
152 Cash flow provided by operating activities: Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
153 Net profit for the period Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
154 Adjustments to reconcile the net profit to net cash provided by operating activities: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
155 Income tax expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncomeTaxExpense
156 Depreciation, depletion and amortization Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
157 Foreign exchange loss Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
158 Finance cost of loans and borrowings Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForFinanceCosts
159 Finance cost of post–employment benefits and abandonment costs Concept (Monetary) For Period Debit ec:FinancialCostOfPostemploymentBenefitsAndAbandonmentCosts
160 Dry wells Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInExplorationForAndEvaluationOfMineralResourcesClassifiedAsOperatingActivities
161 (Gain) loss on disposal of non–current assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets
162 Loss (gain) on acquisition of interests in joint operations Concept (Monetary) For Period Credit ec:AdjustmentsForGainLossOnAcquisitionOfInvestmentsInSubsidiariesJointVenturesAndAssociates
163 Loss on impairment of short–term assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossInventories
164 Impairment loss (impairment reversal) of long–lived assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
165 Gain on fair value adjustment of financial assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForFairValueGainsLosses
166 Share of profit of associates and joint ventures Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
167 Net gain on the sale of assets held for sale Concept (Monetary) For Period Credit ec:AdjustmentsForGainLossOnDisposalsAssetsHeldForSale
168 Gain on sale of equity instruments measured at fair value Concept (Monetary) For Period Credit ifrs-full:CumulativeGainLossOnDisposalOfInvestmentsInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncome
169 Hedge ineffectiveness Concept (Monetary) For Period Credit ifrs-full:GainLossOnHedgeIneffectiveness
170 Realized foreign exchange cash flow hedges Concept (Monetary) For Period Debit ec:AdjustmentsForRealisedForeignExchangeLossesGains
171 Income tax paid Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
172 Net change in operational assets and liabilities: Abstract ec:NetChangesInOperatingAssetsAndLiabilitiesAbstract
173 Trade and other receivables Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables
174 Inventories Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
175 Trade and other payables Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAccountPayable
176 Tax assets and liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherOperatingPayables
177 Provisions for employee benefits Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities
178 Provisions and contingencies Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseInOtherProvisionsArisingFromPassageOfTime
179 Other assets and liabilities Concept (Monetary) For Period Debit ec:AdjustmentsForDecreaseIncreaseInOtherAssetsAndLiabilities
180 Net cash generated by operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
181 Cash flow from investing activities: Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
182 Investment in property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
183 Investment in natural and environmental resources Concept (Monetary) For Period Credit ifrs-full:PurchaseOfExplorationAndEvaluationAssets
184 Acquisition of interests in joint operations Concept (Monetary) For Period Credit ifrs-full:PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod
185 Acquisitions of intangibles Concept (Monetary) For Period Credit ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
186 (Purchases) sales of other financial asset Concept (Monetary) For Period Debit ec:ProceedsFromPaymentForSaleOrPurchaseOfOtherFinancialAssets
187 Interests received Concept (Monetary) For Period Debit ifrs-full:InterestReceivedClassifiedAsInvestingActivities
188 Dividends received Concept (Monetary) For Period Debit ifrs-full:DividendsReceivedClassifiedAsInvestingActivities
189 Proceeds from sales of assets held for sale Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
190 Proceeds from sales of equity instruments measured at fair value Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfInvestmentsAccountedForUsingEquityMethod
191 Proceeds from sales of property, plant and equipment Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
192 Net cash used in investment activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
193 Cash flow used in financing activities: Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
194 Proceeds from borrowings Concept (Monetary) For Period Debit ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
195 Repayment of borrowings Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
196 Interest payments Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsFinancingActivities
197 Dividends paid Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsFinancingActivities
198 Net cash used in financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
199 Exchange difference in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
200 Net (decrease) increase in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
201 Cash and cash equivalents at the beginning of the year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
202 Cash and cash equivalent at the end of the year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
203 Non-cash transactions Abstract ec:NonCashTransactionsAbstract
204 Offsetting of income tax through the use of balances in favor Concept (Monetary) For Period Debit ec:IncomeTaxPaymentsOffsetToRefunds
205 1007 - Disclosure - Reporting entity Network

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206 Implied Table Table

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207 Disclosure of reporting entity [Abstract] Abstract ec:DisclosureOfReportingEntityAbstract
208 Disclosure of reporting entity [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfReportingEntityTextBlock
209 1008 - Disclosure - Basis for presentation Network

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210 Implied Table Table

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211 Disclosure of reclassifications or changes in presentation [abstract] Abstract ifrs-full:DisclosureOfReclassificationsOrChangesInPresentationAbstract
212 Disclosure of reclassifications or changes in presentation [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReclassificationsOrChangesInPresentationExplanatory
213 1009 - Disclosure - Significant estimates and accounting judgments Network

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214 Implied Table Table

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215 Disclosure of significant estimates and accounting judgments [Abstract] Abstract ec:DisclosureOfSignificantEstimatesAndAccountingJudgmentsAbstract
216 Disclosure of accounting judgements and estimates [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAccountingJudgementsAndEstimatesExplanatory
217 1010 - Disclosure - Accounting policies Network

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218 Implied Table Table

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219 Disclosure of accounting policies [Abstract] Abstract ec:DisclosureOfAccountingPoliciesAbstract
220 Disclosure of significant accounting policies [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
221 1011 - Disclosure - Standards issued but not yet effective Network

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222 Implied Table Table

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223 Disclosure of expected impact of initial application of new standards or interpretations [abstract] Abstract ifrs-full:DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretationsAbstract
224 Disclosure of expected impact of initial application of new standards or interpretations [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations
225 1012 - Disclosure - Cash and cash equivalents Network

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226 Implied Table Table

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227 Cash and cash equivalents [abstract] Abstract ifrs-full:CashAndCashEquivalentsAbstract
228 Disclosure of cash and cash equivalents [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
229 1013 - Disclosure - Trade and other receivables, net Network

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230 Implied Table Table

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231 Trade and other receivables [abstract] Abstract ifrs-full:TradeAndOtherReceivablesAbstract
232 Disclosure of trade and other receivables [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherReceivablesExplanatory
233 1014 - Disclosure - Inventories, net Network

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234 Implied Table Table

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235 Disclosure of Inventories, net [Abstract] Abstract ec:DisclosureOfInventoriesNetAbstract
236 Disclosure of inventories [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInventoriesExplanatory
237 1015 - Disclosure - Other financial assets Network

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238 Implied Table Table

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239 Disclosure of financial assets [abstract] Abstract ifrs-full:DisclosureOfFinancialAssetsAbstract
240 Disclosure of financial assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialAssetsExplanatory
241 1016 - Disclosure - Taxes Network

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242 Implied Table Table

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243 Disclosure Of Taxes [Abstract] Abstract ec:DisclosureOfTaxesAbstract
244 Disclosure of income tax [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
245 1017 - Disclosure - Other assets Network

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246 Implied Table Table

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247 Disclosure of other assets [Abstract] Abstract ec:DisclosureOfOtherAssetsAbstract
248 Disclosure of other assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherAssetsExplanatory
249 1018 - Disclosure - Investments in associates and joint ventures Network

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250 Implied Table Table

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251 Disclosure of Investments in associates and joint ventures [Abstract] Abstract ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesAbstract
252 Disclosure of investments accounted for using equity method [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory
253 1019 - Disclosure - Property, plant and equipment Network

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254 Implied Table Table

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255 Property, plant and equipment [abstract] Abstract ifrs-full:PropertyPlantAndEquipmentAbstract
256 Disclosure of property, plant and equipment [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
257 1020 - Disclosure - Natural and environmental resources Network

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258 Implied Table Table

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259 Disclosure of Natural and environmental resources [Abstract] Abstract ec:DisclosureOfNaturalAndEnvironmentalResourcesAbstract
260 Disclosure of natural and environmental resources explanatory [text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfNaturalAndEnvironmentalResourcesExplanatoryTextBlock
261 1021 - Disclosure - Intangible assets Network

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262 Implied Table Table

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263 Disclosure of detailed information about intangible assets [abstract] Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
264 Disclosure of intangible assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIntangibleAssetsExplanatory
265 1022 - Disclosure - Impairment of non-financial assets Network

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 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssets
266 Implied Table Table

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267 Disclosure of Impairment on long term assets [Abstract] Abstract ec:DisclosureOfImpairmentOnLongTermAssetsAbstract
268 Disclosure of impairment of assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfImpairmentOfAssetsExplanatory
269 1023 - Disclosure - Goodwill Network

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 http://www.ecopetrol.com.co/role/Goodwill
270 Implied Table Table

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271 Disclosure of Goodwill [Abstract] Abstract ec:DisclosureOfGoodwillAbstract
272 Disclosure of goodwill [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGoodwillExplanatory
273 1024 - Disclosure - Loans and borrowings Network

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 http://www.ecopetrol.com.co/role/LoansAndBorrowings
274 Implied Table Table

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275 Borrowings [abstract] Abstract ifrs-full:BorrowingsAbstract
276 Disclosure of borrowings [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
277 1025 - Disclosure - Trade and other payables Network

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 http://www.ecopetrol.com.co/role/TradeAndOtherPayables
278 Implied Table Table

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279 Trade and other payables [abstract] Abstract ifrs-full:TradeAndOtherPayablesAbstract
280 Disclosure of trade and other payables [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
281 1026 - Disclosure - Provisions for employees' benefits Network

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 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefits
282 Implied Table Table

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283 Disclosure of defined benefit plans [abstract] Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
284 Disclosure of employee benefits [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
285 1027 - Disclosure - Accrued liabilities and provisions Network

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 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisions
286 Implied Table Table

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 implied:Table
287 Disclosure of accrued liabilities and provisions [Abstract] Abstract ec:DisclosureOfAccruedLiabilitiesAndProvisionsAbstract
288 Disclosure of accrued expenses and other liabilities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAccruedExpensesAndOtherLiabilitiesExplanatory
289 1028 - Disclosure - Equity Network

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 http://www.ecopetrol.com.co/role/Equity
290 Implied Table Table

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291 Disclosure of equity [Abstract] Abstract ec:DisclosureOfEquityAbstract
292 Disclosure of share capital, reserves and other equity interest [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
293 1029 - Disclosure - Sales revenue from contracts with customers Network

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 http://www.ecopetrol.com.co/role/SalesRevenueFromContractsWithCustomers
294 Implied Table Table

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295 Revenue [abstract] Abstract ifrs-full:RevenueAbstract
296 Disclosure of revenue [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRevenueExplanatory
297 1030 - Disclosure - Cost of sales Network

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298 Implied Table Table

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299 Disclosure of cost of sales before impairment of non-current assets [Abstract] Abstract ec:DisclosureOfCostOfSalesBeforeImpairmentOfNoncurrentAssetsAbstract
300 Disclosure of cost of sales [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCostOfSalesExplanatory
301 1031 - Disclosure - Administrative, operations and project expenses Network

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 http://www.ecopetrol.com.co/role/AdministrativeOperationsAndProjectExpenses
302 Implied Table Table

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303 Selling, general and administrative expense [abstract] Abstract ifrs-full:SellingGeneralAndAdministrativeExpenseAbstract
304 Disclosure of general and administrative expense [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGeneralAndAdministrativeExpenseExplanatory
305 1032 - Disclosure - Other operating (expenses) income, net Network

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 http://www.ecopetrol.com.co/role/OtherOperatingExpensesIncomeNet
306 Implied Table Table

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307 Disclosure of Other operating income and expenses, net [Abstract] Abstract ec:DisclosureOfOtherOperatingIncomeAndExpensesNetAbstract
308 Disclosure of other operating income expense [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherOperatingIncomeExpenseExplanatory
309 1033 - Disclosure - Financial result, net Network

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 http://www.ecopetrol.com.co/role/FinancialResultNet
310 Implied Table Table

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 implied:Table
311 Disclosure of financial result, net [Abstract] Abstract ec:DisclosureOfFinancialResultNetAbstract
312 Disclosure of finance income (cost) [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceIncomeExpenseExplanatory
313 1034 - Disclosure - Risk management Network

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 http://www.ecopetrol.com.co/role/RiskManagement
314 Implied Table Table

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315 Disclosure of financial risk management [Abstract] Abstract ec:DisclosureOfFinancialRiskManagementAbstract
316 Disclosure of financial risk management [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialRiskManagementExplanatory
317 1035 - Disclosure - Related parties Network

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 http://www.ecopetrol.com.co/role/RelatedParties
318 Implied Table Table

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319 Disclosure of transactions between related parties [abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
320 Disclosure of related party [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRelatedPartyExplanatory
321 1036 - Disclosure - Joint operations Network

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 http://www.ecopetrol.com.co/role/JointOperations
322 Implied Table Table

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 implied:Table
323 Disclosure of joint operations [abstract] Abstract ifrs-full:DisclosureOfJointOperationsAbstract
324 Disclosure of joint operations [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfJointOperationsExplanatory
325 1037 - Disclosure - Information by segments Network

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 http://www.ecopetrol.com.co/role/InformationBySegments
326 Implied Table Table

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327 Disclosure of operating segments [abstract] Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
328 Disclosure of entity's operating segments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
329 1038 - Disclosure - Subsequent events Network

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330 Implied Table Table

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331 Disclosure of non-adjusting events after reporting period [abstract] Abstract ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodAbstract
332 Disclosure of events after reporting period [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
333 1039 - Disclosure - Supplemental information on oil and gas producing activities Network

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 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivities
334 Implied Table Table

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335 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
336 Disclosure of exploration and evaluation assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExplorationAndEvaluationAssetsExplanatory
337 1040 - Disclosure - Exhibit 1. Consolidated subsidiaries, associates and joint ventures Network

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338 Implied Table Table

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339 Disclosure of consolidated subsidiaries, associates and joint ventures [Abstract] Abstract ec:DisclosureOfConsolidatedSubsidiariesAssociatesAndJointVenturesAbstract
340 Disclosure of interests in subsidiaries, associates and joint ventures [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfInterestsInSubsidiariesAssociatesAndJointVenturesTextBlock
341 1041 - Disclosure - Exhibit 2. Conditions of the most significant loans Network

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 http://www.ecopetrol.com.co/role/Exhibit2ConditionsOfTheMostSignificantLoans
342 Implied Table Table

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343 Disclosure of conditions of the most significant loans [Abstract] Abstract ec:DisclosureOfConditionsOfTheMostSignificantLoansAbstract
344 Disclosure of significant loans [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfSignificantLoansTextBlock
345 1042 - Disclosure - Accounting policies (Policies) Network

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 http://www.ecopetrol.com.co/role/AccountingPoliciesPolicies
346 Implied Table Table

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347 Disclosure of accounting policies [Abstract] Abstract ec:DisclosureOfAccountingPoliciesAbstract
348 Description of accounting policy for financial instruments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory
349 Description of accounting policy for determining components of cash and cash equivalents [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents
350 Description of accounting policy for financial assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialAssetsExplanatory
351 Description of accounting policy for financial liabilities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory
352 Description of accounting policy for derivative financial instruments and hedging [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory
353 Description of accounting policy for hedging [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForHedgingExplanatory
354 Description of accounting policy for cash flow hedge [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForCashFlowsExplanatory
355 Description of accounting policy for hedge of net investments in foreign operation [text block] Concept (Text Block (HTML)) For Period ec:DescriptionOfAccountingPolicyForHedgeOfNetInvestmentsInForeignOperation
356 Description of accounting policy for measuring inventories [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
357 Description of accounting policy for transactions with related parties [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTransactionsWithRelatedPartiesExplanatory
358 Description of accounting policy for investment in associates [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentInAssociates
359 Description of accounting policy for investments in joint ventures [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentsInJointVentures
360 Description of accounting policy for joint operations [text block] Concept (Text Block (HTML)) For Period ec:DescriptionOfAccountingPolicyForjointOperations
361 Description of accounting policy for non-current assets or disposal groups classified as held for sale [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
362 Description of accounting policy for property, plant and equipment [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
363 Description of accounting policy for exploration and evaluation expenditures [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForExplorationAndEvaluationExpenditures
364 Description of accounting policy for borrowing costs [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBorrowingCostsExplanatory
365 Description of accounting policy for intangible assets other than goodwill [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory
366 Description of accounting policy for goodwill [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForGoodwillExplanatory
367 Description of accounting policy for leases [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
368 Description of accounting policy for impairment of assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory
369 Description of accounting policy for provisions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
370 Description of accounting policy for income tax and other taxes [text block] Concept (Text Block (HTML)) For Period ec:DescriptionOfAccountingPolicyForIncomeTaxAndOtherTaxes
371 Description of accounting policy for income tax [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
372 Description of accounting policy for deferred income tax [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDeferredIncomeTaxExplanatory
373 Description of accounting policy for taxes other than income tax [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTaxesOtherThanIncomeTaxExplanatory
374 Description of accounting policy for employee benefits [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
375 Description of accounting policy for recognition of revenue [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
376 Description of accounting policy for expenses [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForExpensesExplanatory
377 Description of accounting policy for finance income and costs [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinanceIncomeAndCostsExplanatory
378 Description of accounting policy for segment reporting [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForSegmentReportingExplanatory
379 1043 - Disclosure - Cash and cash equivalents (Tables) Network

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380 Statement [Table] Table

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381 credit quality [Axis] Axis ec:CreditQualityAxis
382 credit quality [Domain] Member ec:CreditQualityDomain
383 Credit quality of issuers of investments [Member] Member ec:CreditQualityOfIssuersOfInvestmentsMember
384 Statement [Line Items] LineItems us-gaap:StatementLineItems
385 Disclosure of detailed information about Cash and cash equivalents [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutCashAndCashEquivalents
386 Disclosure of external credit grades [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExternalCreditExposuresExplanatory
387 1044 - Disclosure - Trade and other receivables, net (Tables) Network

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 http://www.ecopetrol.com.co/role/TradeAndOtherReceivablesNetTables
388 Implied Table Table

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389 Disclosure of trade and other receivables, net [Abstract] Abstract ec:DisclosureOfTradeAndOtherReceivablesNetAbstract
390 Disclosure of detailed information about trade and other receivables [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutTradeAndOtherReceivables
391 Disclosure of allowance for credit losses [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAllowanceForCreditLossesExplanatory
392 1045 - Disclosure - Inventories, net (Tables) Network

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 http://www.ecopetrol.com.co/role/InventoriesNetTables
393 Implied Table Table

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394 Disclosure of Inventories, net [Abstract] Abstract ec:DisclosureOfInventoriesNetAbstract
395 Disclosure of detailed information about inventories [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutInventoriesTextBlock
396 Disclosure of other provisions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherProvisionsExplanatory
397 1046 - Disclosure - Other financial assets (Tables) Network

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398 Other financial assets [Table] Table

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 ec:OtherFinancialAssetsTable
399 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
400 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
401 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
402 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
403 Other financial assets [Member] Member ec:OtherFinancialAssetsMember
404 Other financial assets [Line Items] LineItems ec:OtherFinancialAssetsLineItems
405 Disclosure of detailed information about other financial assets [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutOtherFinancialAssetTextBlock
406 Disclosure of detailed information about maturity analysis of other financial assets [text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutMaturityAnalysisOfotherFinancialAssetsTextBlock
407 Disclosure of fair value measurement of assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueMeasurementOfAssetsExplanatory
408 Disclosure of external credit grades [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExternalCreditExposuresExplanatory
409 1047 - Disclosure - Taxes (Tables) Network

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410 Implied Table Table

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411 Disclosure Of Taxes [Abstract] Abstract ec:DisclosureOfTaxesAbstract
412 Disclosure of detailed information about current tax assets and liabilities [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutCurrentTaxAssetsAndLiabilitiesTextBlock
413 Disclosure of detailed information about income tax Expenses [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutIncomeTaxExpensesTextBlock
414 Disclosure of detailed information about reconciliation of the expected income tax expense -benefit [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutReconciliationOfExpectedIncomeTaxExpenseBenefitTextBlock
415 Disclosure of deferred taxes [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredTaxesExplanatory
416 Disclosure of temporary difference, unused tax losses and unused tax credits [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
417 Disclosure of detailed information about movement of deferred tax assets and deferred tax liabilities [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutMovementOfDeferredTaxAssetsAndDeferredTaxLiabilitiesTextBlock
418 Disclosure of detailed information about movement of deferred income tax [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutMovementOfDeferredIncomeTaxTextBlock
419 Disclosure of detailed information about breakdown of other comprehensive income [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutBreakdoenOfOtherComprehensiveIncomeTextBlock
420 1048 - Disclosure - Other assets (Tables) Network

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 http://www.ecopetrol.com.co/role/OtherAssetsTables
421 Implied Table Table

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 implied:Table
422 Disclosure of other assets [Abstract] Abstract ec:DisclosureOfOtherAssetsAbstract
423 Disclosure of detailed information about other assets [text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutOtherAssetsTextBlock
424 1049 - Disclosure - Investments in associates and joint ventures (Tables) Network

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 http://www.ecopetrol.com.co/role/InvestmentsInAssociatesAndJointVenturesTables
425 Implied Table Table

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426 Disclosure of Investments in associates and joint ventures [Abstract] Abstract ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesAbstract
427 Disclosure of investment entities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInvestmentEntitiesExplanatory
428 Disclosure of detailed information about changes in investments in subsidiaries, associates and joint ventures [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutChangesInInvestmentsInSubsidiariesAssociatesAndJointVenturesTextBlock
429 Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationForEachMaterialImpairmentLossRecognisedOrReversedForIndividualAssetOrCashgeneratingUnitExplanatory
430 Disclosure of detailed information about reconciliation of investments in joint ventures [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutReconciliationOfInvestmentsInJointVenturesTextBlock
431 1050 - Disclosure - Property, plant and equipment (Tables) Network

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 http://www.ecopetrol.com.co/role/PropertyPlantAndEquipmentTables
432 Implied Table Table

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433 Disclosure of property plant and equipment explanatory [Abstract] Abstract ec:DisclosureOfPropertyPlantAndEquipmentExplanatoryAbstract
434 Disclosure of property, plant and equipment and its depreciation and impairment [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfPropertyPlantAndEquipmentAndItsDepreciationAndImpairmentTextBlock
435 1051 - Disclosure - Natural and environmental resources (Tables) Network

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 http://www.ecopetrol.com.co/role/NaturalAndEnvironmentalResourcesTables
436 Implied Table Table

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437 Disclosure of Natural and environmental resources [Abstract] Abstract ec:DisclosureOfNaturalAndEnvironmentalResourcesAbstract
438 Disclosure of detailed Information about natural and environmental resources explanatory [text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutNaturalAndEnvironmentalResourcesExplanatoryTextBlock
439 Disclosure of detailed information about classification by age from completion date of the suspended exploratory wells [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutClassificationByAgeFromCompletionDateOfSuspendedExploratoryWellsTextBlock
440 1052 - Disclosure - Intangible assets (Tables) Network

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 http://www.ecopetrol.com.co/role/IntangibleAssetsTables
441 Implied Table Table

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442 Disclosure of detailed information about intangible assets [abstract] Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
443 Disclosure of detailed information about intangible assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
444 1053 - Disclosure - Impairment of non-financial assets (Tables) Network

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 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsTables
445 Impairment of non-financial assets [Table] Table

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 ec:ImpairmentOfLongTermAssetsTable
446 Segments [axis] Axis ifrs-full:SegmentsAxis
447 Segments [member] Member ifrs-full:SegmentsMember
448 Exploration and production [Member] Member ec:ExplorationAndProductionMember
449 Individual assets or cash-generating units [axis] Axis ifrs-full:IndividualAssetsOrCashgeneratingUnitsAxis
450 Entity's total for individual assets or cash-generating units [member] Member ifrs-full:EntitysTotalForIndividualAssetsOrCashgeneratingUnitsMember
451 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
452 Assets [member] Member ifrs-full:ClassesOfAssetsMember
453 Investments accounted for using equity method [member] Member ifrs-full:InvestmentsAccountedForUsingEquityMethodMember
454 Impairment of non-financial assets [Line Items] LineItems ec:ImpairmentOfLongTermAssetsLineItems
455 Disclosure Of Detailed Information About Impairment Of Noncurrent Assets [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutImpairmentOfNoncurrentAssetsTextBlock
456 Disclosure of detailed information about impairment losses of assets of refining and petrochemicals segment [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutImpairmentLossesOfAssetsOfRefiningAndPetrochemicalsSegmentTextBlock
457 Disclosure Of Detailed Informations About Impairment Losses Reversals Of Assets [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutImpairmentLossesOfAssetsOfRefiningAndPetrochemicalsSegmentTextBlockTextBlock
458 1054 - Disclosure - Goodwill (Tables) Network

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 http://www.ecopetrol.com.co/role/GoodwillTables
459 Implied Table Table

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 implied:Table
460 Disclosure of Goodwill [Abstract] Abstract ec:DisclosureOfGoodwillAbstract
461 Disclosure of reconciliation of changes in goodwill [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInGoodwillExplanatory
462 1055 - Disclosure - Loans and borrowings (Tables) Network

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 http://www.ecopetrol.com.co/role/LoansAndBorrowingsTables
463 Implied Table Table

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 implied:Table
464 Disclosure of loans and borrowings [Abstract] Abstract ec:DisclosureOfLoansAndBorrowingsAbstract
465 Disclosure of detailed information about borrowings [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
466 Disclosure of detailed information about borrowings by maturity [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutBorrowingsByMaturityTextBlock
467 Disclosure of detailed information about borrowings by interest rate type [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutBorrowingsByInterestRateTypeTextBlock
468 Disclosure of net financial debt explanatory [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfNetFinancialDebtExplanatoryTextBlock
469 1056 - Disclosure - Trade and other payables (Tables) Network

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 http://www.ecopetrol.com.co/role/TradeAndOtherPayablesTables
470 Implied Table Table

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471 Trade and other payables [abstract] Abstract ifrs-full:TradeAndOtherPayablesAbstract
472 Disclosure Detailed information of trade and other payables [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureDetailedInformationOfTradeAndOtherPayablesTextBlock
473 1057 - Disclosure - Provisions for employees' benefits (Tables) Network

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 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsTables
474 Implied Table Table

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475 Disclosure of defined benefit plans [abstract] Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
476 Disclosure of detailed information about provision balances for employee benefits [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutProvisionBalancesForEmployeeBenefitsTextBlock
477 Disclosure of net defined benefit liability (asset) [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory
478 Disclosure of detailed information about movement of defined benefits plans recognized in results and other comprehensive income [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutMovementOfDefinedBenefitsPlansRecognizedInResultsAndOtherComprehensiveIncomeTextBlock
479 Disclosure of fair value of plan assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueOfPlanAssetsExplanatory
480 Disclosure of detailed information about fair value hierarchy of plan assets [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutFairValueHierarchyOfPlanAssetsTextBlock
481 Disclosure of analysis of present value of defined benefit obligation that distinguishes nature, characteristics and risks [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAnalysisOfPresentValueOfDefinedBenefitObligationThatDistinguishesNatureCharacteristicsAndRisksExplanatory
482 Disclosure of information about maturity profile of defined benefit obligation [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutMaturityProfileOfDefinedBenefitObligationExplanatory
483 Disclosure of sensitivity analysis for actuarial assumptions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory
484 1058 - Disclosure - Accrued liabilities and provisions (Tables) Network

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 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisionsTables
485 Implied Table Table

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486 Disclosure of accrued liabilities and provisions [Abstract] Abstract ec:DisclosureOfAccruedLiabilitiesAndProvisionsAbstract
487 Disclosure of accrued liabilities and provisions [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfAccruedLiabilitiesAndProvisionsTextBlock
488 Disclosure of contingent liabilities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfContingentLiabilitiesExplanatory
489 Disclosure of detailed information about unrecorded contingent liabilities [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutUnrecordedContingentLiabilitiesTextBlock
490 Disclosure of detailed information about contingent assets [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutContingentAssetsTextBlock
491 1059 - Disclosure - Equity (Tables) Network

*

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 http://www.ecopetrol.com.co/role/EquityTables
492 Implied Table Table

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 implied:Table
493 Disclosure of equity [Abstract] Abstract ec:DisclosureOfEquityAbstract
494 Disclosure of detailed information about share capital, reserves and other equity interest [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutShareCapitalReservesAndOtherEquityInterestTextBlock
495 Disclosure of detailed information about balance and breakdown of changes in equity reserves [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedinformationAboutBalanceAndBreakdownOfChangesInEquityReservesTextBlock
496 Disclosure of analysis of other comprehensive income by item [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory
497 Disclosure of earnings per share [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEarningsPerShareExplanatory
498 1060 - Disclosure - Sales revenue from contracts with customers (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/SalesRevenueFromContractsWithCustomersTables
499 Implied Table Table

*

*

 implied:Table
500 Disclosure of Sales revenue [Abstract] Abstract ec:DisclosureOfSalesRevenueAbstract
501 Disclosure of detailed information about breakdown of sales revenue [Table Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutBreakdownOfSalesRevenueTableTextBlock
502 Disclosure of disaggregation of revenue from contracts with customers [Table Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTableTextBlock
503 1061 - Disclosure - Cost of sales (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/CostOfSalesTables
504 Implied Table Table

*

*

 implied:Table
505 Disclosure of cost of sales before impairment of non-current assets [Abstract] Abstract ec:DisclosureOfCostOfSalesBeforeImpairmentOfNoncurrentAssetsAbstract
506 Disclosure of detailed information about cost of sales of non current assets [text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutCostOfSalesOfNonCurrentAssetsTextBlock
507 1062 - Disclosure - Administrative, operations and project expenses (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/AdministrativeOperationsAndProjectExpensesTables
508 Implied Table Table

*

*

 implied:Table
509 Disclosure of Administration, operation and project expenses [Abstract] Abstract ec:DisclosureOfAdministrationOperationAndProjectExpensesAbstract
510 Disclosure of detailed information on general and administration expense [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationOnGeneralAndAdministrationExpenseTableTextBlock
511 1063 - Disclosure - Other operating (expenses) income, net (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/OtherOperatingExpensesIncomeNetTables
512 Implied Table Table

*

*

 implied:Table
513 Disclosure of Other operating income and expenses, net [Abstract] Abstract ec:DisclosureOfOtherOperatingIncomeAndExpensesNetAbstract
514 Disclosure of other operating income expense [Table Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfOtherOperatingIncomeExpenseTableTextBlock
515 1064 - Disclosure - Financial result, net (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/FinancialResultNetTables
516 Implied Table Table

*

*

 implied:Table
517 Disclosure of financial result, net [Abstract] Abstract ec:DisclosureOfFinancialResultNetAbstract
518 Disclosure Of Finance Income Expense Explanatory [Table Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfFinanceIncomeExpenseExplanatoryTableTextBlock
519 1065 - Disclosure - Risk management (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/RiskManagementTables
520 Disclosure of detailed information about financial risk management [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementTable
521 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
522 Risks [member] Member ifrs-full:TypesOfRisksMember
523 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
524 Hedges [member] Member ifrs-full:TypesOfHedgesMember
525 Hedges of net investment in foreign operations [member] Member ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember
526 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
527 Disclosure Of Detailed Information About The Carrying Values For Financial Assets And Liabilities Denominated In Foreign Currencies [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutCarryingValuesForFinancialAssetsAndLiabilitiesDenominatedInForeignCurrenciesTextBlock
528 Sensitivity analysis for types of market risk [text block] Concept (Text Block (HTML)) For Period ifrs-full:SensitivityAnalysisForEachTypeOfMarketRisk
529 Disclosure of detailed information about hedging instruments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory
530 Disclosure of detailed information about movement of other comprehensive income by item explanatory [text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutMovementOfOtherComprehensiveIncomeByItemExplanatoryTextBlock
531 Disclosure of detailed information about expected reclassification of exchange differences accumulated in other comprehensive income to profit or loss [Table Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutExpectedReclassificationOfExchangeDifferencesAccumulatedInOtherComprehensiveIncomeToProfitOrLossTableTextBlock
532 Analysis of age of financial assets that are past due but not impaired [text block] Concept (Text Block (HTML)) For Period ifrs-full:AnalysisOfAgeOfFinancialAssetsThatArePastDueButNotImpaired
533 Disclosure of financial instruments by type of interest rate [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsByTypeOfInterestRateExplanatory
534 Disclosure of how entity manages liquidity risk [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfManagingLiquidityRisk
535 Disclosure of detailed information about levearage ratio [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutLevearageRatioTextBlock
536 1066 - Disclosure - Related parties (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/RelatedPartiesTables
537 Implied Table Table

*

*

 implied:Table
538 Disclosure of transactions between related parties [abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
539 Disclosure of interests in other entities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInOtherEntitiesExplanatory
540 Disclosure of transactions between related parties [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
541 Disclosure of information about key management personnel [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory
542 1067 - Disclosure - Joint operations (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/JointOperationsTables
543 Disclosure of joint operations [table] Table

*

*

 ifrs-full:DisclosureOfJointOperationsTable
544 Contract Type [Axis] Axis ec:ContractTypeAxis
545 Contract Type [Domain] Member ec:ContractTypeDomain
546 Contract where entity not operator [Member] Member ec:ContractWhereEntityNotOperatorMember
547 Contract where Entity is operator [Member] Member ec:ContractWhereEntityIsOperatorMember
548 Disclosure of joint operations [line items] LineItems ifrs-full:DisclosureOfJointOperationsLineItems
549 Disclosure of interests in joint arrangements [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInJointArrangementsExplanatory
550 1068 - Disclosure - Information by segments (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/InformationBySegmentsTables
551 Implied Table Table

*

*

 implied:Table
552 Disclosure of operating segments [abstract] Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
553 Disclosure of operating segments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOperatingSegmentsExplanatory
554 Disclosure of products and services [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfProductsAndServicesExplanatory
555 Disclosure of detailed information disclosure of detailed information about investment property segment wise [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformatDisclosureOfDetailedInformationAboutInvestmentPropertySegmentwiseTextBlock
556 1069 - Disclosure - Supplemental information on oil and gas producing activities (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesTables
557 Implied Table Table

*

*

 implied:Table
558 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
559 Disclosure of detailed information about capitalized costs relating to oil and gas producing activities [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutCapitalizedCostsRelatingToOilAndGasProducingActivitiesTextBlock
560 Disclosure of detailed information about costs Incurred in oil and gas property acquisition, exploration, and development activities [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutCostsIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesTextBlock
561 Disclosure of detailed information about results of operations for oil and gas exploration and production activities [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutResultsOfOperationsForOilAndGasExplorationAndProductionActivitiesTextBlock
562 Disclosure of detailed information about proved developed and undeveloped oil and gas reserve quantities [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTextBlock
563 Disclosure of detailed information about schedule of standardized measure of discounted future cash flows relating to proved crude oil and gas eserves [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutScheduleOfStandardizedMeasureOfDiscountedFutureCashFlowsRelatingToProvedCrudeOilAndGasEservesTextBlock
564 Disclosure of detailed information about principal sources of change in standardized measure of discounted future net cash flows [Text Block] Concept (Text Block (HTML)) For Period ec:DisclosureOfDetailedInformationAboutPrincipalSourcesOfChangeInStandardizedMeasureOfDiscountedFutureNetCashFlowsTextBlock
565 1070 - Disclosure - Exhibit 1. Consolidated subsidiaries, associates and joint ventures (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/Exhibit1ConsolidatedSubsidiariesAssociatesAndJointVenturesTables
566 Implied Table Table

*

*

 implied:Table
567 Disclosure of consolidated subsidiaries, associates and joint ventures [Abstract] Abstract ec:DisclosureOfConsolidatedSubsidiariesAssociatesAndJointVenturesAbstract
568 Disclosure of interests in subsidiaries [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInSubsidiariesExplanatory
569 Disclosure of interests in associates [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInAssociatesExplanatory
570 1071 - Disclosure - Exhibit 2. Conditions of the most significant loans (Tables) Network

*

*

 http://www.ecopetrol.com.co/role/Exhibit2ConditionsOfTheMostSignificantLoansTables
571 Implied Table Table

*

*

 implied:Table
572 Disclosure of conditions of the most significant loans [Abstract] Abstract ec:DisclosureOfConditionsOfTheMostSignificantLoansAbstract
573 Disclosure of loans [text block] Concept (Text Block (HTML)) For Period ec:DisclosureOfLoansTextBlock
574 1072 - Disclosure - Reporting entity (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/ReportingEntityDetailsTextual
575 Implied Table Table

*

*

 implied:Table
576 Disclosure of reporting entity [Abstract] Abstract ec:DisclosureOfReportingEntityAbstract
577 Proportion of shares available for public trade Concept (Percent) As Of ec:ProportionOfSharesAvailableForPublicTrade
578 Proportion of shares held by majority share holders Concept (Percent) As Of ec:ProportionOfSharesHeldByMajorityShareHolders
579 1073 - Disclosure - Basis for presentation (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/BasisForPresentationDetailsTextual
580 Implied Table Table

*

*

 implied:Table
581 Disclosure of basis of presentation [Abstract] Abstract ec:DisclosureOfBasisOfPresentationAbstract
582 Percenatge of Direct Share Holdings Of Share Capital Concept (Percent) As Of ec:PercenatgeOfDirectShareHoldingsOfShareCapital
583 Percenatge of Indirect Share Holdings Of Share Capital Concept (Percent) As Of ec:PercenatgeOfIndirectShareHoldingsOfShareCapital
584 1074 - Disclosure - Accounting policies (Details) Network

*

*

 http://www.ecopetrol.com.co/role/AccountingPoliciesDetails
585 Disclosure of accounting policies [table] Table

*

*

 ec:DisclosureOfAccountingPoliciesTable
586 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
587 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
588 Plant and equipment [Member] Member ifrs-full:OfficeEquipmentMember
589 Pipelines, networks and lines [member] Member ifrs-full:NetworkInfrastructureMember
590 Buildings [member] Member ifrs-full:BuildingsMember
591 Other [member] Member ifrs-full:OtherPropertyPlantAndEquipmentMember
592 Range [axis] Axis ifrs-full:RangeAxis
593 Ranges [member] Member ifrs-full:RangesMember
594 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
595 Top of range [member] Member ifrs-full:TopOfRangeMember
596 Disclosure of accounting policies [Line Items] LineItems ec:DisclosureOfAccountingPoliciesLineItems
597 Useful lives or depreciation rates, property, plant and equipment Concept (Text/String) For Period ifrs-full:UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment
598 1075 - Disclosure - Accounting policies (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/AccountingPoliciesDetailsTextual
599 Disclosure of accounting policies [Table] Table

*

*

 ec:DisclosureOfAccountingPoliciesTable
600 Range [Axis] Axis ifrs-full:RangeAxis
601 Ranges [member] Member ifrs-full:RangesMember
602 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
603 Top of range [member] Member ifrs-full:TopOfRangeMember
604 Disclosure of accounting policies [Line Items] LineItems ec:DisclosureOfAccountingPoliciesLineItems
605 Percentage of voting equity interests acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
606 Percentage of Interest Rate On Accumulated Severance Amount Concept (Percent) As Of ec:PercentageOfInterestRateOnAccumulatedSeveranceAmount
607 1076 - Disclosure - Standards issued but not yet effective (Details Textual) Network

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*

 http://www.ecopetrol.com.co/role/StandardsIssuedButNotYetEffectiveDetailsTextual
608 Statement [Table] Table

*

*

 us-gaap:StatementTable
609 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
610 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
611 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
612 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
613 Maturity [axis] Axis ifrs-full:MaturityAxis
614 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
615 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
616 Statement [Line Items] LineItems us-gaap:StatementLineItems
617 Right-of-use assets Concept (Monetary) As Of Debit ifrs-full:RightofuseAssets
618 Lease Term Concept (xbrli:durationItemType) For Period ec:LeaseTerm
619 1077 - Disclosure - Cash and cash equivalents (Details) Network

*

*

 http://www.ecopetrol.com.co/role/CashAndCashEquivalentsDetails
620 Statement [Table] Table

*

*

 us-gaap:StatementTable
621 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
622 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
623 Statement [Line Items] LineItems us-gaap:StatementLineItems
624 Banks Concept (Monetary) As Of Debit ifrs-full:BankingArrangementsClassifiedAsCashEquivalents
625 Short-term investments Concept (Monetary) As Of Debit ifrs-full:ShorttermInvestmentsClassifiedAsCashEquivalents
626 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
627 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
628 1078 - Disclosure - Cash and cash equivalents (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/CashAndCashEquivalentsDetails1
629 Statement [Table] Table

*

*

 us-gaap:StatementTable
630 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
631 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
632 External credit grades [axis] Axis ifrs-full:ExternalCreditGradesAxis
633 Entity's total for external credit grades [member] Member ifrs-full:EntitysTotalForExternalCreditGradesMember
634 AAA [Member] Member ec:AaaMember
635 BRC One Plus [Member] Member ec:BrcOnePlusMember
636 F One [Member] Member ec:FOneMember
637 AA Three [Member] Member ec:AaThreeMember
638 F Two [Member] Member ec:FTwoMember
639 F One Plus [Member] Member ec:FOnePlusMember
640 AA Two [Member] Member ec:AaTwoMember
641 A-2 [Member] Member ec:TwoMember
642 BBB [Member] Member ec:BbbMember
643 A1 [Member] Member ec:A1Member
644 AA [Member] Member ec:AaMember
645 Other [Member] Member ec:OtherMember
646 Statement [Line Items] LineItems us-gaap:StatementLineItems
647 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
648 1079 - Disclosure - Cash and cash equivalents (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/CashAndCashEquivalentsDetailsTextual
649 Implied Table Table

*

*

 implied:Table
650 Disclosure of cash and cash equivalents [Abstract] Abstract ec:DisclosureOfCashAndCashEquivalentsAbstract
651 Restricted Cash and Cash Equivalents Concept (Monetary) As Of Debit ifrs-full:RestrictedCashAndCashEquivalents
652 Average rate of return on cash and cash equilents Concept (Percent) For Period ec:AverageRateOfReturnOnCashAndCashEquilents
653 1080 - Disclosure - Trade and other receivables, net (Details) Network

*

*

 http://www.ecopetrol.com.co/role/TradeAndOtherReceivablesNetDetails
654 Implied Table Table

*

*

 implied:Table
655 Disclosure of trade and other receivables, net [Abstract] Abstract ec:DisclosureOfTradeAndOtherReceivablesNetAbstract
656 Current Abstract ifrs-full:TradeAndOtherCurrentReceivablesAbstract
657 Customers Abstract ec:TradeReceivablesDueFromCustomerAbstract
658 Foreign Concept (Monetary) As Of Debit ec:CurrentReceivablesDueFromForeignCustomers
659 Domestic Concept (Monetary) As Of Debit ec:CurrentReceivablesDueFromDomesticCustomers
660 Fuel price stabilization fund Concept (Monetary) As Of Debit ec:FuelPriceStabilizationFundReceivablesCurrent
661 Industrial services Concept (Monetary) As Of Debit ec:CurrentReceivablesfromIndustrialServices
662 Accounts receivable from employees Concept (Monetary) As Of Debit ec:CurrentReceivablesfromEmployeeLoans
663 Related parties (Note 29) Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
664 Other Concept (Monetary) As Of Debit ifrs-full:OtherCurrentReceivables
665 Total current Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivables
666 Non-current Abstract ifrs-full:NoncurrentReceivablesAbstract
667 Accounts receivable from employees Concept (Monetary) As Of Debit ec:NoncurrentReceivablesfromEmployeeLoans
668 Related parties (Note 29) Concept (Monetary) As Of Debit ifrs-full:NoncurrentReceivablesDueFromRelatedParties
669 Other Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentReceivables
670 Total non-current Concept (Monetary) As Of Debit ifrs-full:NoncurrentReceivables
671 1081 - Disclosure - Trade and other receivables, net (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/TradeAndOtherReceivablesNetDetails1
672 Implied Table Table

*

*

 implied:Table
673 Disclosure of trade and other receivables, net [Abstract] Abstract ec:DisclosureOfTradeAndOtherReceivablesNetAbstract
674 Opening balance Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
675 Additions, net Concept (Monetary) For Period Credit ec:AdditionsRecoveryOfAllowanceAccountForcreditLossesOfFinancialAssets
676 Accounts receivable write–off and uses Concept (Monetary) For Period Debit ifrs-full:UtilisationAllowanceAccountForCreditLossesOfFinancialAssets
677 Closing balance Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
678 1082 - Disclosure - Inventories, net (Details) Network

*

*

 http://www.ecopetrol.com.co/role/InventoriesNetDetails
679 Implied Table Table

*

*

 implied:Table
680 Disclosure of Inventories, net [Abstract] Abstract ec:DisclosureOfInventoriesNetAbstract
681 Crude oil Concept (Monetary) As Of Debit ifrs-full:CurrentCrudeOil
682 Fuels and petrochemicals Concept (Monetary) As Of Debit ifrs-full:CurrentPetroleumAndPetrochemicalProducts
683 Materials for the production of goods Concept (Monetary) As Of Debit ifrs-full:CurrentRawMaterialsAndCurrentProductionSupplies
684 Current inventories Concept (Monetary) As Of Debit ifrs-full:Inventories
685 1083 - Disclosure - Inventories, net (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/InventoriesNetDetails1
686 Implied Table Table

*

*

 implied:Table
687 Disclosure of Inventories, net [Abstract] Abstract ec:DisclosureOfInventoriesNetAbstract
688 Opening balance Concept (Monetary) As Of Credit ec:ProvisionsForInventories
689 (Reversals) additions, net Concept (Monetary) For Period Credit ifrs-full:AdditionalProvisionsOtherProvisions
690 Foreign currency translation Concept (Monetary) For Period Credit ec:IncreaseDecreaseThroughNetExchangeDifferencesprovisionsForInventories
691 Uses Concept (Monetary) For Period Debit ec:ProvisionUsedProvisionsForInventories
692 Closing balance Concept (Monetary) As Of Credit ec:ProvisionsForInventories
693 1084 - Disclosure - Other financial assets (Details) Network

*

*

 http://www.ecopetrol.com.co/role/OtherFinancialAssetsDetails
694 Disclosure of Other financial assets [Table] Table

*

*

 ec:DisclosureOfOtherFinancialAssetsTable
695 Type of investment [Axis] Axis ec:TypeOfInvestmentAxis
696 Type of investment [Domain] Member ec:TypeOfInvestmentDomain
697 Investment portfolio in local currency [Member] Member ec:InvestmentPortfolioInLocalCurrencyMember
698 Investment portfolio in foreign currency [Member] Member ec:InvestmentPortfolioInForeignCurrencyMember
699 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
700 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
701 Assets measured at amortized cost [Member] Member ifrs-full:FinancialAssetsAtAmortisedCostMember
702 Hedging instruments [Member] Member ec:HedgingInstrumentMember
703 Disclosure of Other financial assets [Line Items] LineItems ec:DisclosureOfOtherFinancialAssetsLineItems
704 Assets measured at fair value through profit or loss Abstract ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossAbstract
705 Financial assets at fair value through profit or loss Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
706 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherFinancialAssets
707 Current Concept (Monetary) As Of Debit ifrs-full:OtherCurrentFinancialAssets
708 Non-current Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentFinancialAssets
709 1085 - Disclosure - Other financial assets (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/OtherFinancialAssetsDetails1
710 Disclosure of Other financial assets [Table] Table

*

*

 ec:DisclosureOfOtherFinancialAssetsTable
711 Maturity [axis] Axis ifrs-full:MaturityAxis
712 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
713 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
714 Later than one year and not later than two years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
715 Later than five years [member] Member ifrs-full:LaterThanFiveYearsMember
716 Later than two years and not later than five years [member] Member ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
717 Disclosure of Other financial assets [Line Items] LineItems ec:DisclosureOfOtherFinancialAssetsLineItems
718 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherFinancialAssets
719 1086 - Disclosure - Other financial assets (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/OtherFinancialAssetsDetails2
720 Disclosure of Other financial assets [Table] Table

*

*

 ec:DisclosureOfOtherFinancialAssetsTable
721 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
722 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
723 Level 1 Member ifrs-full:Level1OfFairValueHierarchyMember
724 Level 2 Member ifrs-full:Level2OfFairValueHierarchyMember
725 Disclosure of Other financial assets [Line Items] LineItems ec:DisclosureOfOtherFinancialAssetsLineItems
726 Financial assets at fair value through profit or loss Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
727 1087 - Disclosure - Other financial assets (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/OtherFinancialAssetsDetails3
728 Statement [Table] Table

*

*

 us-gaap:StatementTable
729 External credit grades [axis] Axis ifrs-full:ExternalCreditGradesAxis
730 Entity's total for external credit grades [member] Member ifrs-full:EntitysTotalForExternalCreditGradesMember
731 AAA [member] Member ec:AaaMember
732 A1 [member] Member ec:OneMember
733 AA+ [member] Member ec:AaPlusMember
734 BBB- [member] Member ec:BbbMinusMember
735 A [member] Member ec:GradeMember
736 AA- [member] Member ec:AaMinusMember
737 A+ [member] Member ec:PlusMember
738 BBB [member] Member ec:BbbMember
739 AA [member] Member ec:AaMember
740 F1+ [member] Member ec:FOnePlusMember
741 No rating available [member] Member ec:UnratedMember
742 BRC 1+ [member] Member ec:BrcOnePlusMember
743 BBB+ [member] Member ec:BbbPlusMember
744 Statement [Line Items] LineItems us-gaap:StatementLineItems
745 Financial assets at fair value through profit or loss Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
746 1088 - Disclosure - Other financial assets (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/OtherFinancialAssetsDetailsTextual
747 Disclosure of Other financial assets [table] Table

*

*

 ec:DisclosureOfOtherFinancialAssetsTable
748 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
749 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
750 Counterparties [axis] Axis ifrs-full:CounterpartiesAxis
751 Counterparties [member] Member ifrs-full:CounterpartiesMember
752 Currency Dollar [Axis] Axis ec:CurrencyDollarAxis
753 Currency Dollar [Domain] Member ec:CurrencyDollarDomain
754 Colombian pesos [Member] Member ec:ColombianPesosMember
755 US Dollar [Member] Member ec:UsDollarMember
756 Disclosure of Other financial assets [line Items] LineItems ec:DisclosureOfOtherFinancialAssetsLineItems
757 Average rate of return on investments Concept (Percent) For Period ec:AverageRateOfReturnOnInvestments
758 1089 - Disclosure - Taxes (Details) Network

*

*

 http://www.ecopetrol.com.co/role/TaxesDetails
759 Disclosure Of Taxes [Table] Table

*

*

 ec:DisclosureOfTaxesTable
760 Current Tax Assets Type [Axis] Axis ec:CurrentTaxAssetsTypeAxis
761 Current Tax Assets Type [Domain] Member ec:CurrentTaxAssetsTypeDomain
762 Income tax [Member] Member ec:CurrentIncomeTaxAssetsMember
763 Credit tax balance [Member] Member ec:CurrentCreditTaxsBalanceMember
764 Other taxes [Member] Member ec:OtherCurrentTaxAssetsMember
765 Current Tax Liabilities Type [Axis] Axis ec:CurrentTaxLiabilitiesTypeAxis
766 Current Tax Liabilities Type [Domain] Member ec:CurrentTaxLiabilitiesTypeDomain
767 Income tax [Member] Member ec:CurrentIncomeTaxLiabilitiesMember
768 National tax and surcharge on gasoline [Member] Member ec:NationalTaxAndSurchargeOnGasolineMember
769 Other taxes [Member] Member ec:OtherCurrentTaxLiabiltiesMember
770 Carbon tax [Member] Member ec:CarbonTaxMember
771 Disclosure Of Taxes [Line Items] LineItems ec:DisclosureOfTaxesLineItems
772 Current tax assets Abstract ec:CurrentTaxAssetsAbstract
773 Current tax assets Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
774 Current tax liabilities Abstract ec:CurrentTaxLiabilitiesAbstract
775 Current tax liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
776 1090 - Disclosure - Taxes (Details 1) Network

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777 Implied Table Table

*

*

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778 Disclosure Of Taxes [Abstract] Abstract ec:DisclosureOfTaxesAbstract
779 Current income tax Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncome
780 Deferred income tax Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
781 Adjustments to prior years' current and deferred tax Concept (Monetary) For Period Debit ec:AdjustmentsForCurrentAndDeferredTaxOfPriorPeriod
782 Income tax expenses Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
783 1091 - Disclosure - Taxes (Details 2) Network

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784 Implied Table Table

*

*

 implied:Table
785 Disclosure Of Taxes [Abstract] Abstract ec:DisclosureOfTaxesAbstract
786 Net income before income tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
787 Statutory rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
788 Income tax at statutory rate Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
789 ETR reconciliation items: Abstract ifrs-full:ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract
790 Foreign currency translation and exchange difference Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfForeignTaxRates
791 Effect Leon well (Ecopetrol America Inc.) Concept (Monetary) For Period Debit ec:TaxEffectLeaonWell
792 Effect in changes in tax rates and tax base Concept (Monetary) For Period Debit ifrs-full:TaxEffectFromChangeInTaxRate
793 Non–deductible expenses Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
794 Non–deductible wealth tax Concept (Monetary) For Period Debit ec:TaxEffectOfNonDeductibleWealthTax
795 Prior years' current and deferred tax Concept (Monetary) For Period Debit ec:TaxEffectOfPriorYearsCurrentAndDeferredTax
796 Non–taxable income Concept (Monetary) For Period Credit ifrs-full:TaxEffectOfRevenuesExemptFromTaxation2011
797 Impairment of long–term assets Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfImpairmentOfGoodwill
798 Effect of tax reform Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
799 Income tax expenses Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
800 Current Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncome
801 Deferred Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
802 Income tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
803 1092 - Disclosure - Taxes (Details 3) Network

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804 Implied Table Table

*

*

 implied:Table
805 Disclosure Of Taxes [Abstract] Abstract ec:DisclosureOfTaxesAbstract
806 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
807 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
808 Net deferred income tax Concept (Monetary) As Of Debit ifrs-full:NetDeferredTaxAssets
809 1093 - Disclosure - Taxes (Details 4) Network

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810 Disclosure Of Taxes [Table] Table

*

*

 ec:DisclosureOfTaxesTable
811 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
812 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
813 Property, plant and equipment and Natural and environmental resources [Member] Member ec:PropertyPlantAndEquipmentAndNaturalAndEnvironmentalResourcesMember
814 Provisions [Member] Member ec:ProvisionsMember
815 Employee benefits [Member] Member ec:EmployeeBenefitsMember
816 Loss carry forwards [Member] Member ifrs-full:UnusedTaxLossesMember
817 Accounts payable [Member] Member ec:AccountsPayablesMember
818 Investments and derivative instruments [Member] Member ec:InvestmentsAndDerivativeInstrumentsMemberMember
819 Accounts receivable [Member] Member ec:AccountsReceivablesMember
820 Others [Member] Member ec:InvestmentsInventoriesAndIntangibleAssetsMember
821 Goodwill [member] Member ifrs-full:GoodwillMember
822 Disclosure Of Taxes [Line Items] LineItems ec:DisclosureOfTaxesLineItems
823 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
824 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
825 Deferred tax assets (liabilities) Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
826 1094 - Disclosure - Taxes (Details 5) Network

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827 Disclosure Of Taxes [Table] Table

*

*

 ec:DisclosureOfTaxesTable
828 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
829 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
830 Property, plant and equipment and natural resources [Member] Member ec:PropertyPlantAndEquipmentAndNaturalAndEnvironmentalResourcesMember
831 Provisions [Member] Member ec:ProvisionsMember
832 Employee benefits [Member] Member ec:EmployeeBenefitsMember
833 Loss carry forwards [Member] Member ifrs-full:UnusedTaxLossesMember
834 Accounts payables [Member] Member ec:AccountsPayablesMember
835 Accounts receivables [Member] Member ec:AccountsReceivablesMember
836 Goodwill [Member] Member ifrs-full:GoodwillMember
837 Investments and derivative instruments and Others [Member] Member ec:InvestmentsAndDerivativeInstrumentsAndOthersMember
838 Borrowings and other financial liabilities [Member] Member ec:BorrowingsAndOtherFinancialLiabilitiesMember
839 Disclosure Of Taxes [Line Items] LineItems ec:DisclosureOfTaxesLineItems
840 Opening balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
841 Recognized in profit or loss Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
842 Deferred tax Concept (Monetary) For Period ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
843 Closing balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
844 1095 - Disclosure - Taxes (Details 6) Network

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845 Implied Table Table

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*

 implied:Table
846 Disclosure Of Taxes [Abstract] Abstract ec:DisclosureOfTaxesAbstract
847 Opening balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
848 Deferred tax recognized in profit or loss Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
849 Deferred tax recognized in other comprehensive income Concept (Monetary) For Period ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
850 Closing balance Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
851 1096 - Disclosure - Taxes (Details 7) Network

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852 Disclosure Of Taxes [Table] Table

*

*

 ec:DisclosureOfTaxesTable
853 Actuarial assumptions [axis] Axis ifrs-full:ActuarialAssumptionsAxis
854 Actuarial assumptions [member] Member ifrs-full:ActuarialAssumptionsMember
855 Actuarial valuation gains (losses) [member] Member ifrs-full:OtherMaterialActuarialAssumptionsMember
856 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
857 Hedges [member] Member ifrs-full:TypesOfHedgesMember
858 Cash flow hedging for future crude oil exports [member] Member ifrs-full:CashFlowHedgesMember
859 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
860 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
861 Derivative financial instruments [member] Member ifrs-full:DerivativesMember
862 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
863 Equity [Member] Member ifrs-full:EquityMember
864 Other [member] Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
865 Disclosure of detailed information about income tax [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutIncomeTaxLineItems
866 Pre-tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTax
867 Deferred tax Concept (Monetary) For Period ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
868 After tax Concept (Monetary) For Period Credit ec:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeOfAfterTax
869 1097 - Disclosure - Taxes (Details Textual) Network

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870 Disclosure of detailed information about income tax [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutIncomeTaxTable
871 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
872 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
873 Colombia [Member] Member ec:ColombiaCountryMember
874 Free Trade Zone Area [Member] Member ec:FreeTradeZoneAreaMember
875 Free trade zone with legal stability contract [Member] Member ec:FreeTradeZoneWithLegalStabilityContractMember
876 Range [Axis] Axis ifrs-full:RangeAxis
877 Ranges [member] Member ifrs-full:RangesMember
878 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
879 Top of range [member] Member ifrs-full:TopOfRangeMember
880 Segments [axis] Axis ifrs-full:SegmentsAxis
881 Segments [member] Member ifrs-full:SegmentsMember
882 Ecopetrol Group [Member] Member ec:EcopetrolGroupMember
883 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
884 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
885 Bioenergy S.A, Bionergy Zona Franca [Member] Member ec:BioenergySaAndBioenergyZonaFrancaMember
886 Refineria de Cartagena [Member] Member ec:RefineriaDeCartagenaMember
887 Bioenergy Zona Franca [Member] Member ec:BioenergyZonaFrancaMember
888 Bioenergy SA Ecopetrol Costa Afuera [Member] Member ec:BioenergySAEcopetrolCostaAfueraMember
889 Andean Chemicals Ltd. [Member] Member ec:AndeanChemicalsLtdMember
890 Income Tax Type [Axis] Axis ec:IncomeTaxTypeAxis
891 Income Tax Type [Domain] Member ec:IncomeTaxTypeDomain
892 Value added tax [Member] Member ec:ValueAddedTaxMember
893 Dividend Tax Rate [Member] Member ec:DividendTaxRateMember
894 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
895 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
896 Scenario plan [Member] Member ec:ScenarioPlansMember
897 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
898 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
899 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
900 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
901 Unused tax losses [member] Member ifrs-full:UnusedTaxLossesMember
902 Total Excess of Income tax and Accumulated Losses Member ec:ExcessOfIncomeTaxLossesMember
903 Currency Axis [Axis] Axis ec:CurrencyAxisAxis
904 Currency [Domain] Member ec:CurrencyDomain
905 financial Year [Axis] Axis ec:FinancialYearAxis
906 financial Year [Domain] Member ec:FinancialYearDomain
907 2019 [Member] Member ec:TwoThousandNineteenMember
908 2020 [Member] Member ec:TwoThousandTwentyMember
909 2021 [Member] Member ec:TwoThousandTwentyOneMember
910 2022 After [Member] Member ec:TwoThousandTwentyTwoAfterMember
911 2021 After [Member] Member ec:TwoThousandTwentyOneAfterMember
912 2019 and 2020 [Member] Member ec:TwoThousandNineteenAndTwoThousandTwentyMember
913 2018 [Member] Member ec:TwoThousandEighteenMember
914 Balance Sheet Locations [Axis] Axis ec:BalanceSheetLocationsAxis
915 Balance sheet locations [Domain] Member ec:BalanceSheetLocationsDomain
916 Unreported Assets and Nonexistent Liabilities [Member] Member ec:UnreportedAssetsAndNonexistentLiabilitiesMember
917 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
918 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
919 Machinery [member] Member ifrs-full:MachineryMember
920 Vehicles [member] Member ifrs-full:VehiclesMember
921 Infrastructure [Member] Member ec:InfrastructureMember
922 Disclosure of detailed information about income tax [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutIncomeTaxLineItems
923 Applicable tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
924 Presumptive income, percentage on beginning equity Concept (Percent) For Period ec:PresumptiveIncomePercentageOnBeginningEquity
925 Average effective tax rate Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
926 Increase (decrease) in deferred tax liability (asset) Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseInDeferredTaxLiabilityAsset
927 Description of nature of potential income tax consequences that would result from payment of dividend Concept (Text/String) For Period ifrs-full:DisclosureOfNatureOfPotentialIncomeTaxConsequencesThatWouldResultFromPaymentOfDividendExplanatory
928 Tax rate effect from change in tax rate Concept (Percent) For Period ifrs-full:TaxRateEffectFromChangeInTaxRate
929 Wealth Tax determined Concept (Monetary) As Of Credit ec:WealthTaxDetermined
930 Current wealth tax Paid Concept (Monetary) As Of Credit ec:CurrentWealthTaxPaid
931 Description of applicability of surtax Concept (Text/String) For Period ec:DescriptionOfApplicabilityOfSurtax
932 Description of tax losses carry forward Concept (Text/String) For Period ec:DescriptionOfTaxLossesCarryForward
933 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
934 Deferred tax Refineria Concept (Monetary) As Of Debit ifrs-full:AccruedIncome
935 Deferred tax assets for accumulated income tax losses Concept (Monetary) As Of Credit ec:DeferredTaxAssetsForAccumulatedIncomeTaxLosses
936 Percentage Of Net Equity Concept (Percent) For Period ec:PercentageOfNetEquity
937 Withholding Dividend Tax Rate Concept (Percent) For Period ec:WithholdingDividendTaxRate
938 Normalization Tax Rate Concept (Percent) For Period ec:NormalizationTaxRate
939 Normalization Tax Rate Liberalized Terms Concept (Text/String) For Period ec:NormalizationTaxRateLiberalizedTerms
940 Description Of Vat Rate And Conditions Concept (Text/String) For Period ec:DescriptionOfVatRateAndConditions
941 Description Of Audit Benefit Terms Concept (Text/String) For Period ec:DescriptionOfAuditBenefitTerms
942 Tax Returns Review period Concept (xbrli:durationItemType) For Period ec:TaxReturnsReviewPeriod
943 Limitations Covering Tax Return With Favourable Balance Period Concept (xbrli:durationItemType) For Period ec:LimitationsCoveringTaxReturnWithFavourableBalancePeriod
944 Description of Change in Limitation Period upon Compliance of Given Condition Concept (Text/String) For Period ec:DescriptionOfChangeInLimitationPeriodUponComplianceOfGivenCondition
945 Description of Extending the Limitation upon the Compliance of Given Conditions Concept (Text/String) For Period ec:DescriptionOfExtendingTheLimitationUponTheComplianceOfGivenConditions
946 Description of Change in Effective tax rate Concept (Text/String) For Period ec:DescriptionOfChangeInEffectiveTaxRate
947 Description of Consistency in The Return When Increase in Minimum Tax rate Concept (Text/String) For Period ec:DescriptionOfConsistencyInTheReturnWhenIncreaseInMinimumTaxRate
948 Threshold Limit of Income tax Below which Tax Benefit is Not Applicable Concept (Monetary) For Period Debit ec:ThresholdLimitOfIncomeTaxBelowWhichTaxBenefitIsNotApplicable
949 Levy Of VAT Terms Concept (Text/String) For Period ec:LevyOfVATTerms
950 Description of cases Value Added Tax are Applicable Concept (Text/String) For Period ec:DescriptionOfCasesValueAddedTaxAreApplicable
951 Value Added Tax Applicable to Fixed Assets Concept (Percent) For Period ec:ValueAddedTaxApplicableToFixedAssets
952 Presumtive income tax Concept (Percent) For Period ec:PresumtiveIncomeTax
953 Percentage of gains Concept (Percent) For Period ec:PercentageOfGains
954 Tariff Percentage Concept (Percent) For Period ec:TariffPercentage
955 Tax effect of tax losses Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfTaxLosses
956 Percentage of Depreciation on Property Plant and Equipment Concept (Percent) For Period ec:PercentageOfDepreciationOnPropertyPlantAndEquipment
957 Base tax amount Concept (Monetary) As Of Debit ec:BaseTaxAmount
958 Deferred tax assets amount unrecognized Concept (Monetary) For Period Debit ec:DeferredTaxAssetsAmountUnrecognized
959 1098 - Disclosure - Other assets (Details) Network

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960 Implied Table Table

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961 Disclosure of other assets [Abstract] Abstract ec:DisclosureOfOtherAssetsAbstract
962 Current Abstract ifrs-full:MiscellaneousCurrentAssetsAbstract
963 Partners in joint operations Concept (Monetary) As Of Debit ifrs-full:CurrentInvestments
964 Advanced payments to contractors and suppliers Concept (Monetary) As Of Debit ec:CurrentAdvancesToContractorsAndSuppliers
965 Prepaid expenses Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaidExpenses
966 Related parties (Note 29) Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherReceivablesDueFromRelatedParties
967 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherCurrentAssets
968 Total current Concept (Monetary) As Of Debit ifrs-full:OtherCurrentNonfinancialAssets
969 Non-current Abstract ifrs-full:MiscellaneousNoncurrentAssetsAbstract
970 Abandonment and pension funds Concept (Monetary) As Of Debit ec:AbandonmentAndPensionFunds
971 Employee benefits Concept (Monetary) As Of Debit ifrs-full:NoncurrentRecognisedAssetsDefinedBenefitPlan
972 Trust funds Concept (Monetary) As Of Debit ec:OilSavingsAndStabilizationFund
973 Advances and deposits Concept (Monetary) As Of Debit ifrs-full:LoansAndAdvancesToCustomers
974 Judicial deposits and attachments Concept (Monetary) As Of Debit ec:JudicialDepositsAndAttachments
975 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
976 Total non-current Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentNonfinancialAssets
977 1099 - Disclosure - Investments in associates and joint ventures (Details) Network

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978 Disclosure of Investments in associates and joint ventures [Table] Table

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 ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesTable
979 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
980 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
981 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
982 Offshore International Group [member] Member ec:OffshoreInternationalGroupMember
983 Ecodiesel Colombia S.A. [member] Member ec:EcodieselColombiaSaMember
984 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
985 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
986 Invercolsa S.A. [member] Member ec:InvercolsaSaMember
987 Serviport S.A. [member] Member ec:ServiportSaMember
988 Sociedad Portuaria de Oleofinas y Derivados S.A. [Member] Member ec:SociedadPortuariaDeOleofinasYDerivadosSAMember
989 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
990 Carrying amount [member] Member ifrs-full:CarryingAmountMember
991 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
992 Accumulated impairment [member] Member ifrs-full:AccumulatedImpairmentMember
993 Disclosure of Investments in associates and joint ventures [Line Items] LineItems ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesLineItems
994 Investments in joint ventures Abstract ec:InvestmentsInJointVenturesAbstract
995 Investments in joint ventures Concept (Monetary) As Of Debit ifrs-full:InvestmentsInJointVentures
996 Investments in associates Abstract ec:InvestmentsInAssociatesAbstract
997 Investments in associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
998 Investments in joint ventures and associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
999 1100 - Disclosure - Investments in associates and joint ventures (Details 1) Network

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1000 Disclosure of Investments in associates and joint ventures [Table] Table

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 ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesTable
1001 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1002 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1003 Associates [member] Member ifrs-full:AssociatesMember
1004 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1005 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1006 Joint ventures [member] Member ifrs-full:JointVenturesMember
1007 Disclosure of Investments in associates and joint ventures [Line Items] LineItems ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesLineItems
1008 Opening balance Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
1009 Effects of equity method through: Abstract ec:EffectsOfEquityMethodInvestmentsByTypeAbstract
1010 Profit or loss Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
1011 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax
1012 Dividends declared Concept (Monetary) For Period Debit ifrs-full:DividendsPaid
1013 Impairment (Note 16.1.2) Concept (Monetary) For Period Debit ec:ImpairmentLossReversalOfImpairmentLossOnInvestmentsInAssociatesAndJointVenture
1014 Reclassifications Concept (Monetary) For Period Debit ec:ReclassificationsOfInvestmentsInAssociatesAndJointVentures
1015 Closing balance Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
1016 1101 - Disclosure - Investments in associates and joint ventures (Details 2) Network

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1017 Disclosure of Investments in associates and joint ventures [Table] Table

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 ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesTable
1018 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1019 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1020 Offshore International Group [member] Member ec:OffshoreInternationalGroupMember
1021 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
1022 Disclosure of Investments in associates and joint ventures [Line Items] LineItems ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesLineItems
1023 Statement of financial position Abstract ifrs-full:StatementOfFinancialPositionAbstract
1024 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
1025 Non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
1026 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
1027 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
1028 Non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
1029 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
1030 Equity Concept (Monetary) As Of Credit ifrs-full:Equity
1031 Other complementary information Abstract ifrs-full:AdditionalInformationAbstract
1032 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1033 Current financial liabilities Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
1034 Non–current financial liabilities Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1035 Statement of profit or loss Abstract ifrs-full:IncomeStatementAbstract
1036 Sales revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1037 Costs Concept (Monetary) For Period Debit ifrs-full:CostOfSales
1038 Administrative expenses and others Concept (Monetary) For Period Debit ec:ExpenseAndOtherAdministrative
1039 Financial income (expenses) Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
1040 Income tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1041 Financial year results Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
1042 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
1043 Dividends paid to the Ecopetrol Business Group Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsOperatingActivities
1044 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1045 1102 - Disclosure - Investments in associates and joint ventures (Details 3) Network

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1046 Disclosure of Investments in associates and joint ventures [Table] Table

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 ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesTable
1047 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1048 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1049 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
1050 Offshore International Group [member] Member ec:OffshoreInternationalGroupMember
1051 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1052 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1053 Accumulated impairment [member] Member ifrs-full:AccumulatedImpairmentMember
1054 Disclosure of Investments in associates and joint ventures [Line Items] LineItems ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesLineItems
1055 Equity of the joint venture Concept (Monetary) As Of Debit ifrs-full:InvestmentsInJointVentures
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1057 Ecopetrol's ownership Concept (Monetary) As Of Debit ec:ShareOfOwnershipInterestInJointVenture
1058 Additional value of the investment Concept (Monetary) For Period Debit ec:AccumulatedAdditionsInvestmentsInJointVenture
1059 Carrying amount of the investment Concept (Monetary) As Of Debit ifrs-full:InvestmentsInJointVenturesAccountedForUsingEquityMethod
1060 1103 - Disclosure - Investments in associates and joint ventures (Details Textual) Network

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1061 Disclosure of Investments in associates and joint ventures [Table] Table

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 ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesTable
1062 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
1063 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
1064 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1065 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1066 Valuation techniques used in fair value measurement [axis] Axis ifrs-full:ValuationTechniquesUsedInFairValueMeasurementAxis
1067 Valuation techniques [member] Member ifrs-full:ValuationTechniquesMember
1068 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1069 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1070 Range [Axis] Axis ifrs-full:RangeAxis
1071 Ranges [member] Member ifrs-full:RangesMember
1072 Segments [axis] Axis ifrs-full:SegmentsAxis
1073 Segments [member] Member ifrs-full:SegmentsMember
1074 Arrendadora Financiera Internacional Bolivariana AFIB [Member] Member ec:ArrendadoraFinancieraInternacionalBolivarianaAFIBMember
1075 Acquiree [Axis] Axis ec:AcquireeAxis
1076 Acquiree [Domain] Member ec:AcquireeDomain
1077 Fernando Londoño [Member] Member ec:FernandoLondooMember
1078 Disclosure of Investments in associates and joint ventures [Line Items] LineItems ec:DisclosureOfInvestmentsInAssociatesAndJointVenturesLineItems
1079 Proportionate Of Ownership Interest In Associate Concept (Percent) As Of ec:ProportionateOfOwnershipInterestInAssociate
1080 1104 - Disclosure - Property, plant and equipment (Details) Network

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*

 http://www.ecopetrol.com.co/role/PropertyPlantAndEquipmentDetails
1081 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1082 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1083 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
1084 Plant and equipment [member] Member ifrs-full:OfficeEquipmentMember
1085 Pipelines, networks and lines [member] Member ifrs-full:NetworkInfrastructureMember
1086 Work in progress [member] Member ifrs-full:ConstructionInProgressMember
1087 Buildings [member] Member ifrs-full:BuildingsMember
1088 Lands [member] Member ifrs-full:LandMember
1089 Other [member] Member ifrs-full:OtherPropertyPlantAndEquipmentMember
1090 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1091 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1092 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1093 Accumulated depreciation and impairment losses [member] Member ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
1094 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1095 Beginning Balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1096 Additions/capitalizations Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
1097 Increase (Decrease) in abandonment costs Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughOtherChangesPropertyPlantAndEquipment
1098 Capitalized financial interests Concept (Monetary) For Period Debit ec:IncreaseDecreaseThroughCapitalizedInterestPropertyPlantAndEquipment
1099 Exchange differences capitalized Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment
1100 Depreciation expense Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
1101 (Losses) recoveries of impairment (Nota 16) Concept (Monetary) For Period ifrs-full:ReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
1102 Disposals Concept (Monetary) For Period Credit ec:Disposals
1103 Foreign currency translation Concept (Monetary) For Period Debit ec:IncreaseDecreaseThroughForeignCurrencyTranslationPropertyPlantAndEquipment
1104 Transfers Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment
1105 Ending Balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1106 1105 - Disclosure - Property, plant and equipment (Details Textual) Network

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*

 http://www.ecopetrol.com.co/role/PropertyPlantAndEquipmentDetailsTextual
1107 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
1108 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1109 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1110 Inventory [Member] Member ec:InventoryMember
1111 Intangible Part Of Natural Resources [Member] Member ec:IntangiblePartOfNaturalResourcesMember
1112 Other Assets [Member] Member ifrs-full:OtherAssetsMember
1113 Project type [Axis] Axis ec:ProjectTypeAxis
1114 Project type [Domain] Member ec:ProjectTypeDomain
1115 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1116 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
1117 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1118 Increase (decrease) through transfers from (to) investment property, property, plant and equipment Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromToInvestmentPropertyPropertyPlantAndEquipment
1119 1106 - Disclosure - Natural and environmental resources (Details) Network

*

*

 http://www.ecopetrol.com.co/role/NaturalAndEnvironmentalResourcesDetails
1120 Disclosure of Natural and environmental resources [Table] Table

*

*

 ec:DisclosureOfNaturalAndEnvironmentalResourcesTable
1121 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
1122 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
1123 Natural and environmental resources [Member] Member ec:NaturalAndEnvironmentalResourcesMember
1124 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1125 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1126 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1127 Accumulated depletion and impairment [member] Member ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
1128 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1129 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1130 Oil and gas investments [Member] Member ec:OilAndGasInvestmentsMember
1131 Asset retirement cost [Member] Member ec:AssetRetirementCostMember
1132 Exploration and evaluation [member] Member ifrs-full:ExplorationAndEvaluationAssetsMember
1133 Disclosure of Natural and environmental resources [Line Items] LineItems ec:DisclosureOfNaturalAndEnvironmentalResourcesLineItems
1134 Balance Concept (Monetary) As Of Debit ec:AssetsArisingFromExplorationForAndEvaluationOfMineralResourcesGross
1135 Additions/capitalizations Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1136 Acquisition of interests in joint operations Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1137 Adjustment to fair value of participation in joint operations Concept (Monetary) For Period Debit ec:IncreaseDecreaseDueToParticipationInJointOperations
1138 Increase (decrease) in abandonment costs Concept (Monetary) For Period Debit ec:IncreaseDecreaseThroughAbandonmentCostsIntangibleAssetsOtherThanGoodwill
1139 Depletion expense Concept (Monetary) For Period Debit ec:DepletionExpenseIntangibleAssetsOtherThanGoodwill
1140 Recovery (losses) for impairment (Note 16) Concept (Monetary) For Period ifrs-full:ReversalOfImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill
1141 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsAndRetirementsIntangibleAssetsOtherThanGoodwill
1142 Dry wells Concept (Monetary) For Period Credit ifrs-full:RetirementsIntangibleAssetsOtherThanGoodwill
1143 Capitalized financial interests Concept (Monetary) For Period Debit ec:IncreaseDecreaseThroughCapitalizedInterestIntangibleAssetsOtherThanGoodwill
1144 Exchange differences capitalized Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill
1145 Foreign currency translation Concept (Monetary) For Period Debit ec:IncreaseDecreaseThroughForeignCurrencyTranslationIntangibleAssetsOtherThanGoodwill
1146 Transfers Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersIntangibleAssetsOtherThanGoodwill
1147 Balance Concept (Monetary) As Of Debit ec:AssetsArisingFromExplorationForAndEvaluationOfMineralResourcesGross
1148 Net balance Concept (Monetary) As Of Debit ifrs-full:AssetsArisingFromExplorationForAndEvaluationOfMineralResources
1149 Net balance Concept (Monetary) As Of Debit ifrs-full:AssetsArisingFromExplorationForAndEvaluationOfMineralResources
1150 1107 - Disclosure - Natural and environmental resources (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/NaturalAndEnvironmentalResourcesDetails1
1151 Disclosure of Natural and environmental resources [Table] Table

*

*

 ec:DisclosureOfNaturalAndEnvironmentalResourcesTable
1152 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1153 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1154 Suspended exploratory wells [Member] Member ec:SuspendedExploratoryWellsMember
1155 Maturity [axis] Axis ifrs-full:MaturityAxis
1156 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1157 Later than one year and not later than three years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember
1158 Later than three years and not later than five years [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember
1159 Later than five years [member] Member ifrs-full:LaterThanFiveYearsMember
1160 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
1161 Disclosure of Natural and environmental resources [Line Items] LineItems ec:DisclosureOfNaturalAndEnvironmentalResourcesLineItems
1162 Intangible exploration and evaluation assets Concept (Monetary) As Of Debit ifrs-full:IntangibleExplorationAndEvaluationAssets
1163 Number of projects exceeding 1 year Concept (Text/String) For Period ec:NumberOfProjectsUnderExploratoryWellsExceedingOneYear
1164 1108 - Disclosure - Natural and environmental resources (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/NaturalAndEnvironmentalResourcesDetailsTextual
1165 Disclosure of Natural and environmental resources [Table] Table

*

*

 ec:DisclosureOfNaturalAndEnvironmentalResourcesTable
1166 Segments [axis] Axis ifrs-full:SegmentsAxis
1167 Segments [member] Member ifrs-full:SegmentsMember
1168 Ecopetrol [Member] Member ec:EcopetrolMember
1169 Ecopetrol America Inc [Member] Member ec:EcopetrolAmericaIncMember
1170 Ecopetrol Costa Afuera [Member] Member ec:EcopetrolCostaAfueraMember
1171 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1172 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1173 Disclosure of Natural and environmental resources [Line Items] LineItems ec:DisclosureOfNaturalAndEnvironmentalResourcesLineItems
1174 Dry wells Concept (Monetary) For Period Credit ifrs-full:RetirementsIntangibleAssetsOtherThanGoodwill
1175 1109 - Disclosure - Intangible assets (Details) Network

*

*

 http://www.ecopetrol.com.co/role/IntangibleAssetsDetails
1176 Disclosure of detailed information about intangible assets [table] Table

*

*

 ifrs-full:DisclosureOfIntangibleAssetsTable
1177 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1178 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1179 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1180 Accumulated amortization [member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1181 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
1182 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
1183 Licences and Software member] Member ifrs-full:LicencesAndFranchisesMember
1184 Other intangible assets [member] Member ifrs-full:OtherIntangibleAssetsMember
1185 Intangible assets [Member] Member ec:IntangibleAssetsExcludingGoodwillMember
1186 Disclosure of detailed information about intangible assets [line items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
1187 Beginning Balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
1188 Acquisitions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1189 Amortization expense Concept (Monetary) For Period ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
1190 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsAndRetirementsIntangibleAssetsOtherThanGoodwill
1191 Foreign currency translation Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsOtherThanGoodwill
1192 Transfers Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersIntangibleAssetsOtherThanGoodwill
1193 Ending Balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
1194 Intangibles, Useful life Concept (Text/String) For Period ifrs-full:UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwill
1195 1110 - Disclosure - Impairment of non-financial assets (Details) Network

*

*

 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsDetails
1196 Disclosure of detailed information about impairment of non-current assets [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutImpairmentOfNoncurrentAssetsTable
1197 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1198 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1199 Exploration and Production [Member] Member ec:ExplorationAndProductionMember
1200 Refining and petrochemicals [Member] Member ec:RefiningAndPetrochemicalsMember
1201 Transportation and logistics [Member] Member ec:TransportationAndLogisticsMember
1202 Natural resources [Member] Member ec:NaturalAndEnvironmentalResourcesMember
1203 Investment in joint ventures and associates [Member] Member ec:InvestmentInJointVenturesAndAssociatesMember
1204 Other non-current assets [Member] Member ec:OthersNoncurrentAssetsMember
1205 Property, plant and equipment [Member] Member ec:ImpairmentOfPropertyPlantAndEquipmentMember
1206 Segments [axis] Axis ifrs-full:SegmentsAxis
1207 Segments [member] Member ifrs-full:SegmentsMember
1208 Impairment by segment [Member] Member ec:ImpairmentBySegmentMember
1209 Financial statement segment [Member] Member ec:FinancialStatementSegmentMember
1210 Disclosure of detailed information about impairment of non-current assets [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutImpairmentOfNoncurrentAssetsLineItems
1211 Total of the impairment charge Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
1212 1111 - Disclosure - Impairment of non-financial assets (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsDetails1
1213 Detailed informations about impairment losses reversals of assets [Table] Table

*

*

 ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsTable
1214 Segments [axis] Axis ifrs-full:SegmentsAxis
1215 Segments [member] Member ifrs-full:SegmentsMember
1216 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1217 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1218 Oilfields [Member] Member ec:OilFieldsMember
1219 Investment in joint ventures (Note 12) [Member] Member ifrs-full:InvestmentsAccountedForUsingEquityMethodMember
1220 Other Assets [Member] Member ifrs-full:OtherAssetsMember
1221 Detailed informations about impairment losses reversals of assets [Line Items] LineItems ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsLineItems
1222 Impairment loss - Exploration and production segment (reversal of impairment loss) recognised in profit or loss Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
1223 1112 - Disclosure - Impairment of non-financial assets (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsDetails2
1224 Detailed informations about impairment losses reversals of assets [Table] Table

*

*

 ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsTable
1225 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1226 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1227 Oil fields in Colombia Member ec:FieldsInColombiaMember
1228 Fields operated abroad Member ec:FieldsInAbroadMember
1229 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1230 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1231 Oil fields [Member] Member ec:OilFieldsMember
1232 Individual assets or cash-generating units [axis] Axis ifrs-full:IndividualAssetsOrCashgeneratingUnitsAxis
1233 Entity's total for individual assets or cash-generating units [member] Member ifrs-full:EntitysTotalForIndividualAssetsOrCashgeneratingUnitsMember
1234 Reversal [Member] Member ec:ReversalMember
1235 Loss [Member] Member ec:LossMember
1236 Detailed informations about impairment losses reversals of assets [Line Items] LineItems ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsLineItems
1237 Carrying amount Concept (Monetary) As Of Debit ec:CashGeneratingUnitCarryingAmount
1238 Recoverable amount Concept (Monetary) As Of Debit ifrs-full:RecoverableAmountOfAssetOrCashgeneratingUnit
1239 (Impairment loss) reversal Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
1240 1113 - Disclosure - Impairment of non-financial assets (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsDetails3
1241 Detailed informations about impairment losses reversals of assets [Table] Table

*

*

 ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsTable
1242 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1243 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1244 Equion Energy Limited Member ec:EquionEnergyLimitedMember
1245 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1246 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1247 Offshore International Group Member ec:OffshoreInternationalGroupMember
1248 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1249 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1250 Detailed informations about impairment losses reversals of assets [Line Items] LineItems ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsLineItems
1251 Investment in associates and joint ventures Concept (Monetary) For Period Debit ec:ImpairmentsLoss
1252 1114 - Disclosure - Impairment of non-financial assets (Details 4) Network

*

*

 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsDetails4
1253 Detailed informations about impairment losses reversals of assets [Table] Table

*

*

 ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsTable
1254 Segments [axis] Axis ifrs-full:SegmentsAxis
1255 Segments [member] Member ifrs-full:SegmentsMember
1256 Refineria de Cartagena [Member] Member ec:RefineriaDeCartegenaMember
1257 Refineria de Barrancabermeja (projects) [Member] Member ec:RefineriaDeBarrancabermejaMember
1258 Bioenergy [Member] Member ec:BioenergyMember
1259 Other [Member] Member ec:OtherMember
1260 Measurement [axis] Axis ifrs-full:MeasurementAxis
1261 Aggregated measurement [member] Member ifrs-full:AggregatedMeasurementMember
1262 Carrying amount [Member] Member ec:CarryingAmount1Member
1263 Recoverable amount [Member] Member ec:AtFairValue1Member
1264 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
1265 Assets [member] Member ifrs-full:ClassesOfAssetsMember
1266 Refining and Petrochemical segment [Member] Member ec:RefiningAndPetrochemicalSegmentMember
1267 Detailed informations about impairment losses reversals of assets [Line Items] LineItems ec:DetailedInformationsAboutImpairmentLossesReversalsOfAssetsLineItems
1268 Impairment loss - Refining and petrochemical segment (reversal of impairment loss) recognized in profit or loss Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossExplorationAndEvaluationAssets
1269 1115 - Disclosure - Impairment of non-financial assets (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/ImpairmentOfNonFinancialAssetsDetailsTextual
1270 Disclosure of impairment of long-term assets [Table] Table

*

*

 ec:DisclosureOfImpairmentOfLongtermAssetsTable
1271 Range [Axis] Axis ifrs-full:RangeAxis
1272 Ranges [member] Member ifrs-full:RangesMember
1273 Segments [axis] Axis ifrs-full:SegmentsAxis
1274 Segments [member] Member ifrs-full:SegmentsMember
1275 Bioenergy [Member] Member ec:BioenergyMember
1276 Transportation and logistics segment [Member] Member ec:TransportationAndLogisticsSegmentMember
1277 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
1278 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
1279 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
1280 Refineria de Barrancabermeja [Member] Member ec:RefineriaDeBarrancabermejaMember
1281 Refineria de Cartagena [Member] Member ec:RefineriaDeCartegenaMember
1282 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
1283 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1284 Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [line items] LineItems ifrs-full:DisclosureOfInformationForEachMaterialImpairmentLossRecognisedOrReversedForIndividualAssetOrCashgeneratingUnitLineItems
1285 Weighted average cost of capital, significant unobservable inputs, assets Concept (Percent) For Period ifrs-full:WeightedAverageCostOfCapitalSignificantUnobservableInputsAssets
1286 Information about prices based on information provided by specialized market analysts and management analysts Concept (Text/String) For Period ec:InformationAboutPricesBasedOnInformationProvidedBySpecializedMarketAnalystsAndManagementAnalysts
1287 Discount rate used in current estimate of value in use Concept (Percent) As Of ifrs-full:DescriptionOfDiscountRatesUsedInCurrentEstimateOfValueInUse
1288 Expense for impairment Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossExplorationAndEvaluationAssets
1289 Reversal of impairment loss Concept (Monetary) For Period Credit ifrs-full:ReversalOfImpairmentLoss
1290 1116 - Disclosure - Goodwill (Details) Network

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*

 http://www.ecopetrol.com.co/role/GoodwillDetails
1291 Disclosure of Goodwill [Table] Table

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*

 ec:DisclosureOfGoodwillTable
1292 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1293 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1294 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
1295 Accumulated impairment [member] Member ifrs-full:AccumulatedImpairmentMember
1296 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1297 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1298 Oleoducto central S.A [Member] Member ec:OleoductoCentralSaMember
1299 Hocol Petroleum Ltd. [member] Member ec:HocolPetroleumLimitedMember
1300 Andean Chemical Ltd [member] Member ec:AndeanChemicalLimitedMember
1301 Propilco S.A [Member] Member ec:PropilcoSaMember
1302 Disclosure of Goodwill [Line Items] LineItems ec:DisclosureOfGoodwillLineItems
1303 Goodwill From Acquisitions [Abstract] Abstract ec:GoodwillFromAcquisitionsAbstract
1304 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
1305 1117 - Disclosure - Loans and borrowings (Details) Network

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*

 http://www.ecopetrol.com.co/role/LoansAndBorrowingsDetails
1306 Disclosure of Loans and borrowings [Table] Table

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 ec:DisclosureOfLoansAndBorrowingsTable
1307 Currency Types [Axis] Axis ec:CurrencyTypesAxis
1308 Currency Types [Domain] Member ec:CurrencyTypesDomain
1309 Local currency [Member] Member ec:LocalCurrencyMember
1310 Foreign currency [Member] Member ec:ForeignCurrencyMember
1311 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1312 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1313 Syndicated Loan [Member] Member ec:SyndicatedLoanMember
1314 Commercial loan-Refineria de Cartagena [Member] Member ec:CommercialLoanrefineriaDeCartagenaMember
1315 Other [Member] Member ec:OtherBorrowingsMember
1316 Bonds [Member] Member ec:BondMember
1317 Loans From Related Parties [Member] Member ec:LoansFromRelatedPartiesMember
1318 Other [Member] Member ec:CommercialLoansAndOtherMember
1319 Commercial loans [Member] Member ec:CommercialLoansMember
1320 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1321 Borrowings, interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1322 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1323 Less short-term Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
1324 Total long-term Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1325 1118 - Disclosure - Loans and borrowings (Details 1) Network

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*

 http://www.ecopetrol.com.co/role/LoansAndBorrowingsDetails1
1326 Disclosure of Loans and borrowings [Table] Table

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*

 ec:DisclosureOfLoansAndBorrowingsTable
1327 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1328 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1329 Bonds [Member] Member ec:BondMember
1330 Commercial loans and other [member] Member ec:CommercialLoansAndOtherMember
1331 Commercial loan-refineria de cartagena [member] Member ec:CommercialLoanrefineriaDeCartagenaMember
1332 Syndicated loans [Member] Member ec:SyndicatedLoansMember
1333 Commercial loans [Member] Member ec:CommercialLoansMember
1334 Maturity [axis] Axis ifrs-full:MaturityAxis
1335 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1336 Up to 1 year [member] Member ifrs-full:NotLaterThanOneYearMember
1337 From 1 to 5 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
1338 From 5 to 10 years [member] Member ifrs-full:LaterThanFiveYearsAndNotLaterThanTenYearsMember
1339 More than 10 years [member] Member ifrs-full:LaterThanTenYearsMember
1340 Currency Type [axis] Axis ec:CurrencyDollarAxis
1341 Currency Type [domain] Member ec:CurrencyDollarDomain
1342 Local currency [member] Member ec:LocalCurrencyMember
1343 Foreign currency [member] Member ec:ForeignCurrencyMember
1344 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1345 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1346 1119 - Disclosure - Loans and borrowings (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/LoansAndBorrowingsDetails2
1347 Disclosure of Loans and borrowings [Table] Table

*

*

 ec:DisclosureOfLoansAndBorrowingsTable
1348 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1349 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1350 Fixed interest rate [member] Member ifrs-full:FixedInterestRateMember
1351 Floating interest rate [member] Member ifrs-full:FloatingInterestRateMember
1352 Currency Type [axis] Axis ec:CurrencyDollarAxis
1353 Currency Type [domain] Member ec:CurrencyDollarDomain
1354 Local currency [Member] Member ec:LocalCurrencyMember
1355 Foreign currency [Member] Member ec:ForeignCurrencyMember
1356 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1357 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1358 1120 - Disclosure - Loans and borrowings (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/LoansAndBorrowingsDetails3
1359 Disclosure of net financial debt explanatory [Table] Table

*

*

 ec:DisclosureOfNetFinancialDebtExplanatoryTable
1360 Assets and liabilities [axis] Axis ifrs-full:AssetsAndLiabilitiesAxis
1361 Assets and liabilities [member] Member ifrs-full:AssetsAndLiabilitiesMember
1362 Cash and equivalents [Member] Member ec:CashAndEquivalentsMember
1363 Other financial assets [Member] Member ec:OtherFinancialAssetsMember
1364 Loans and borrowings [Member] Member ec:LoansAndBorrowingsMember
1365 Net financial debt [Member] Member ec:NetFinancialDebtMember
1366 Disclosure of net financial debt explanatory [Line Items] LineItems ec:DisclosureOfNetFinancialDebtExplanatoryLineItems
1367 Begining Balance Concept (Monetary) As Of Credit ifrs-full:NetDebt
1368 Cash flow Concept (Monetary) For Period Debit ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
1369 Exchange difference Recognized in profit or loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
1370 Exchange difference Recognized in other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation
1371 Financial expenses Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
1372 Financial income (expense) recognized in profit or loss Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
1373 Foreign currency translation Concept (Monetary) For Period Credit ec:ForeignCurrencyTranslationOnNetFinancialDebt
1374 Other movements not generating cash flow Concept (Monetary) For Period Credit ec:OtherMovementsNotGeneratingCashFlow
1375 Ending Balance Concept (Monetary) As Of Credit ifrs-full:NetDebt
1376 1121 - Disclosure - Loans and borrowings (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/LoansAndBorrowingsDetailsTextual
1377 Disclosure of Loans and borrowings [Table] Table

*

*

 ec:DisclosureOfLoansAndBorrowingsTable
1378 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1379 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1380 Local Borrowings [Member] Member ec:LocalBorrowingsMember
1381 Bonds Member Member ec:BondsMemberMember
1382 Guarantees Of ExportImport Bank [Member] Member ec:GuaranteesOfExportImportBankMember
1383 Line Of Credit Member Member ec:LineOfCreditMemberMember
1384 International Bonds [Member] Member ec:InternationalBondsMember
1385 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1386 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1387 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
1388 Hedges [member] Member ifrs-full:TypesOfHedgesMember
1389 Hedges of net investment in foreign operations [member] Member ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember
1390 Cash flow hedges [member] Member ifrs-full:CashFlowHedgesMember
1391 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1392 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1393 Lender Name Axis Axis ec:LenderNameAxisAxis
1394 Lender Name Member Member ec:LenderNameDomain
1395 Scotiabank [Member] Member ec:ScotiabankMember
1396 Mizuho Bank [Member] Member ec:MizuhoBankMember
1397 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1398 Borrowings, maturity Concept (Text/String) For Period ifrs-full:BorrowingsMaturity
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1400 Notional amount Concept (Monetary) As Of ifrs-full:NotionalAmount
1401 Borrowings Maximum Borrwing Capacity Concept (Monetary) As Of Credit ec:BorrowingsMaximumBorrwingCapacity
1402 Financial instruments designated as hedging instruments, at fair value Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
1403 Loans Payable Fair Value Concept (Monetary) For Period Credit ec:LoansPayableFairValue
1404 Borrowings, interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
1405 1122 - Disclosure - Trade and other payables (Details) Network

*

*

 http://www.ecopetrol.com.co/role/TradeAndOtherPayablesDetails
1406 Implied Table Table

*

*

 implied:Table
1407 Trade and other payables [abstract] Abstract ifrs-full:TradeAndOtherPayablesAbstract
1408 Suppliers Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesToTradeSuppliers
1409 Partners' advances Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesToRelatedParties
1410 Withholding tax Concept (Monetary) As Of Credit ifrs-full:PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax
1411 Related parties (Note 29) Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
1412 Insurance and reinsurance Concept (Monetary) As Of Credit ifrs-full:LiabilitiesArisingFromInsuranceContracts
1413 Agreements in transport contracts Concept (Monetary) As Of Credit ec:PayableUnderTransportContract
1414 Deposits received from third parties Concept (Monetary) As Of Credit ifrs-full:RetentionPayables
1415 Dividends payable Concept (Monetary) As Of Credit ifrs-full:DividendPayables
1416 Various creditors Concept (Monetary) As Of Credit ifrs-full:OtherPayables
1417 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayables
1418 Current Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
1419 Non-current Concept (Monetary) As Of Credit ifrs-full:NoncurrentPayables
1420 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayables
1421 1123 - Disclosure - Provisions for employees' benefits (Details) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails
1422 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1423 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1424 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1425 Healthcare [Member] Member ec:HealthcareMember
1426 Pension [Member] Member ec:PensionMember
1427 Education [Member] Member ec:EducationMember
1428 Bonds [Member] Member ec:BondMember
1429 Other plans [Member] Member ec:OtherBenefitsMember
1430 Termination benefits - Voluntary retirement plan [Member] Member ec:TerminationBenefitsMember
1431 Post employment and termination benefits [Member] Member ec:PostEmploymentAndTerminationBenefitsMember
1432 Other Employment Benefts [Member] Member ec:OtherEmploymentBeneftsMember
1433 Social benefits and salaries [Member] Member ec:SocialBenefitsAndSalariesMember
1434 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
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1438 Non-current Concept (Monetary) As Of Credit ifrs-full:NoncurrentProvisionsForEmployeeBenefits
1439 1124 - Disclosure - Provisions for employees' benefits (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails1
1440 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
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1442 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1443 Pension and pension bonds [Member] Member ec:PensionAndPensionBondsMember
1444 Healthcare, Education and others [Member] Member ec:HealthcareAndEducationMember
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1449 Past service cost Concept (Monetary) For Period Credit ifrs-full:PastServiceCostNetDefinedBenefitLiabilityAsset
1450 Interest expense Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
1451 Actuarial (gains) losses Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromChangesInFinancialAssumptionsNetDefinedBenefitLiabilityAsset
1452 Benefits paid Concept (Monetary) For Period Debit ifrs-full:PaymentsFromPlanNetDefinedBenefitLiabilityAsset
1453 Closing balance Concept (Monetary) As Of Credit ifrs-full:RecognisedLiabilitiesDefinedBenefitPlan
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1455 Opening balance Concept (Monetary) As Of Debit ifrs-full:RecognisedAssetsDefinedBenefitPlan
1456 Return on assets Concept (Monetary) For Period Debit ifrs-full:ReturnOnPlanAssetsNetDefinedBenefitLiabilityAsset
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1458 Benefits paid Concept (Monetary) For Period Credit ec:BenefitsPaid
1459 Actuarial gains (losses) Concept (Monetary) For Period Debit ec:ActuarialGainsLossesToPlanAssets
1460 Closing balance Concept (Monetary) As Of Debit ifrs-full:RecognisedAssetsDefinedBenefitPlan
1461 Net post-employment benefits liability Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
1462 1125 - Disclosure - Provisions for employees' benefits (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails2
1463 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1464 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1465 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1466 Healthcare [Member] Member ec:HealthcareMember
1467 Pension and pension bonds [Member] Member ec:PensionAndPensionBondsMember
1468 Education and severance [member] Member ec:EducationMember
1469 Termination benefits - Voluntary retirement plan [Member] Member ec:TerminationBenefitsMember
1470 Net defined benefit liability (asset) [axis] Axis ifrs-full:NetDefinedBenefitLiabilityAssetAxis
1471 Net defined benefit liability (asset) [member] Member ifrs-full:NetDefinedBenefitLiabilityAssetMember
1472 Change in the effect of the asset ceiling Member ifrs-full:EffectOfAssetCeilingMember
1473 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
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1477 Past service cost Concept (Monetary) For Period Debit ec:PastServiceCostRecognizedInProfitOrLoss
1478 Remedies Concept (Monetary) For Period Debit ec:RemediesRecognizedInProfitOrLoss
1479 Benefits plan costs recognized in profit or loss Concept (Monetary) For Period Debit ec:BenefitsPlanCostsRecognizedInProfitOrLoss
1480 Recognized in other comprehensive income Abstract ec:RecognizedThroughOtherComprehensiveIncomeAbstract
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1482 Deferred tax Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInAccumulatedDeferredTaxRecognisedInOtherComprehensiveIncomeDueToChangeInTaxRate
1483 Other comprehensive income, net of taxes Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
1484 1126 - Disclosure - Provisions for employees' benefits (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails3
1485 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1486 Legal entity [axis] Axis ec:LegalEntitiesAxis
1487 Legal entity [Domain] Member ec:LegalEntityDomain
1488 Bonds of private entities Member ec:PrivateEntitiesMember
1489 Other public bonds Member ec:PublicEntitiesMember
1490 Bonds of foreign entities Member ec:ForeignEntitiesMember
1491 Bonds issued by the national government Member ec:NationalGovernmentMember
1492 Currency Type [Axis] Axis ec:CurrencyTypesAxis
1493 Currency Type [Domain] Member ec:CurrencyTypesDomain
1494 Other local currency Member ec:LocalCurrencyMember
1495 Other foreign currency Member ec:ForeignCurrencyMember
1496 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1497 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1498 Variable yield Member ifrs-full:FloatingInterestRateMember
1499 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1500 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1501 Trust [Axis] Axis ec:TrustAxis
1502 Trust [Domain] Member ec:TrustDomain
1503 Pension Trust [Member] Member ec:PensionTrustMember
1504 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1505 Debt instruments, amount contributed to fair value of plan assets Concept (Monetary) As Of Debit ifrs-full:DebtInstrumentsAmountContributedToFairValueOfPlanAssets
1506 Cash and cash equivalents, amount contributed to fair value of plan assets Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsAmountContributedToFairValueOfPlanAssets
1507 Assets of benefit plan Concept (Monetary) As Of Debit ifrs-full:AssetsOfBenefitPlan
1508 1127 - Disclosure - Provisions for employees' benefits (Details 4) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails4
1509 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1510 External credit grades [axis] Axis ifrs-full:ExternalCreditGradesAxis
1511 Entity's total for external credit grades [member] Member ifrs-full:EntitysTotalForExternalCreditGradesMember
1512 AAA [member] Member ec:AaaMember
1513 Nation [member] Member ec:NationMember
1514 AA+ [member] Member ec:AaPlusMember
1515 BAA2 [member] Member ec:BaaTwoMember
1516 BBB [member] Member ec:BbbMember
1517 F1+ [member] Member ec:FOnePlusMember
1518 BBB- [member] Member ec:BbbMinusMember
1519 BBB+ [member] Member ec:BbbPlusMember
1520 BRC 1+ [member] Member ec:BrcOnePlusMember
1521 AA [member] Member ec:AaMember
1522 BAA3 [member] Member ec:BaaThreeMember
1523 A [member] Member ec:GradeMember
1524 A3 [member] Member ec:ThreeMember
1525 AA- [member] Member ec:AaMinusMember
1526 BAA1 [member] Member ec:BaaOneMember
1527 Other qualifications [member] Member ec:OtherQualificationsMember
1528 No rating available [member] Member ec:UnratedMember
1529 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1530 Plan assets, at fair value Concept (Monetary) As Of Debit ifrs-full:PlanAssetsAtFairValue
1531 1128 - Disclosure - Provisions for employees' benefits (Details 5) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails5
1532 Disclosure of detailed information about provision for employee benefits [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutProvisionForEmployeeBenefitsTable
1533 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1534 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1535 Bonds [Member] Member ec:BondMember
1536 Health Member ec:HealthcareMember
1537 Education [Member] Member ec:EducationMember
1538 Pension [Member] Member ec:PensionMember
1539 Other benefits [Member] Member ec:OtherBenefitMember
1540 Range [Axis] Axis ifrs-full:RangeAxis
1541 Ranges [member] Member ifrs-full:RangesMember
1542 Top of range [member] Member ifrs-full:TopOfRangeMember
1543 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
1544 Disclosure of detailed information about provision for employee benefits [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutProvisionForEmployeeBenefitsLineItems
1545 Discount rate Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfDiscountRates
1546 Salary growth rate Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreases
1547 Expected inflation rate Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflation
1548 Pension growth rate Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreases
1549 Cost trend - Short-term rate Concept (Percent) As Of ec:ActuarialAssumptionOfShortTermRates
1550 Cost trend - Long-term rate Concept (Percent) As Of ec:ActuarialAssumptionOfLongTermRates
1551 1129 - Disclosure - Provisions for employees' benefits (Details 6) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails6
1552 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1553 Maturity [axis] Axis ifrs-full:MaturityAxis
1554 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1555 2019 Member ifrs-full:NotLaterThanOneYearMember
1556 2020 Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1557 2021 Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1558 2022 Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
1559 2023 Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
1560 2024 - 2028 Member ifrs-full:LaterThanFiveYearsAndNotLaterThanTenYearsMember
1561 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1562 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1563 Other benefits [Member] Member ec:OtherBenefitsMember
1564 Pension and bonds [Member] Member ec:PensionAndPensionBondsMember
1565 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1566 Estimate of contributions expected to be paid to plan for next annual reporting period Concept (Monetary) For Period Credit ifrs-full:EstimateOfContributionsExpectedToBePaidToPlan
1567 1130 - Disclosure - Provisions for employees' benefits (Details 7) Network

*

*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetails7
1568 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1569 Actuarial assumptions [axis] Axis ifrs-full:ActuarialAssumptionsAxis
1570 Actuarial assumptions [member] Member ifrs-full:ActuarialAssumptionsMember
1571 Discount rate [Member] Member ifrs-full:ActuarialAssumptionOfDiscountRatesMember
1572 Inflation rate [Member] Member ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflationMember
1573 Salary growth rate [Member] Member ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
1574 Cost trend [Member] Member ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMember
1575 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
1576 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
1577 Pension [Member] Member ec:PensionMember
1578 Bonds [Member] Member ec:BondMember
1579 Education [Member] Member ec:EducationMember
1580 Other benefits [Member] Member ec:OtherBenefitsMember
1581 Health [Member] Member ec:HealthMember
1582 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1583 -50 basis points Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
1584 +50 basis points Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
1585 1131 - Disclosure - Provisions for employees' benefits (Details Textual) Network

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*

 http://www.ecopetrol.com.co/role/ProvisionsForEmployeesBenefitsDetailsTextual
1586 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
1587 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
1588 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
1589 Level 1 of fair value hierarchy [member] Member ifrs-full:Level1OfFairValueHierarchyMember
1590 Level 2 of fair value hierarchy [member] Member ifrs-full:Level2OfFairValueHierarchyMember
1591 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1592 Termination benefits expense Concept (Monetary) For Period Debit ifrs-full:TerminationBenefitsExpense
1593 Percentage of plan assets Concept (Percent) For Period ec:PercentageOfPlanAssets
1594 1132 - Disclosure - Accrued liabilities and provisions (Details) Network

*

*

 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisionsDetails
1595 Disclosure of accrued liabilities and provisions [Table] Table

*

*

 ec:DisclosureOfAccruedLiabilitiesAndProvisionsTable
1596 Classes of other provisions [axis] Axis ifrs-full:ClassesOfProvisionsAxis
1597 Other provisions [member] Member ifrs-full:OtherProvisionsMember
1598 Comuneros provision [Member] Member ec:ComunerosProvisionMember
1599 Classes of liabilities [axis] Axis ifrs-full:ClassesOfLiabilitiesAxis
1600 Liabilities [member] Member ifrs-full:LiabilitiesMember
1601 Asset retirement obligation [Member] Member ec:AssetRetirementObligationMember
1602 Litigation [Member] Member ec:LitigationProvisionMember
1603 Environmental contingencies and others [Member] Member ec:EnvironmentalContingenciesProvisionMember
1604 Disclosure of accrued liabilities and provisions [Line Items] LineItems ec:DisclosureOfAccruedLiabilitiesAndProvisionsLineItems
1605 Balance Beginning period Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
1606 Increase in abandonment costs Concept (Monetary) For Period Credit ifrs-full:NewProvisionsOtherProvisions
1607 Additions (reversals) Concept (Monetary) For Period Credit ec:IncreaseDecreaseInRevesals
1608 Uses Concept (Monetary) For Period Debit ifrs-full:ProvisionUsedOtherProvisions
1609 Financial cost Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangeInDiscountRateOtherProvisions
1610 Foreign currency translation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesOtherProvisions
1611 Transfers Concept (Monetary) For Period Debit ifrs-full:DecreaseThroughTransferToLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleOtherProvisions
1612 Balance End Period Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
1613 Current Concept (Monetary) As Of Credit ifrs-full:OtherShorttermProvisions
1614 Non–current Concept (Monetary) As Of Credit ifrs-full:OtherLongtermProvisions
1615 1133 - Disclosure - Accrued liabilities and provisions (Details 1) Network

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*

 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisionsDetails1
1616 Disclosure of accrued liabilities and provisions [Table] Table

*

*

 ec:DisclosureOfAccruedLiabilitiesAndProvisionsTable
1617 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
1618 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
1619 Legal proceedings contingent liability [member] Member ifrs-full:LegalProceedingsContingentLiabilityMember
1620 Litigation [Axis] Axis ec:LitigationAxis
1621 Litigation [Domain] Member ec:LitigationDomain
1622 Ministry of Finance and Public Credit [Member] Member ec:MinistryOfFinanceAndPublicCreditMember
1623 Schrader Camargo [Member] Member ec:SchraderCamargoMember
1624 Consulting Group and Industrial Consulting SAS [Member] Member ec:ConsultingGroupAndIndustrialConsultingSASMember
1625 Third Parties [Member] Member ec:ThirdPartiesMember
1626 Oleoducto Central S.A. - Ocensa [Member] Member ec:OleoductoCentralOcensaSAMember
1627 Disclosure of accrued liabilities and provisions [Line Items] LineItems ec:DisclosureOfAccruedLiabilitiesAndProvisionsLineItems
1628 Estimated financial effect of contingent liabilities Concept (Monetary) As Of ifrs-full:EstimatedFinancialEffectOfContingentLiabilities
1629 1134 - Disclosure - Accrued liabilities and provisions (Details 2) Network

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*

 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisionsDetails2
1630 Disclosure of accrued liabilities and provisions [Table] Table

*

*

 ec:DisclosureOfAccruedLiabilitiesAndProvisionsTable
1631 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
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1633 Legal proceedings contingent liability [member] Member ifrs-full:LegalProceedingsContingentLiabilityMember
1634 Damage of transandino pipeline [Member] Member ec:DamageOfTransandinoPipelineMember
1635 Breaking of the economic and financial balance [Member] Member ec:BreakingOfEconomicAndFinancialBalanceMember
1636 Salary readjustments [Member] Member ec:SalaryReadjustmentsMember
1637 Contractual imbalance road connection works [Member] Member ec:ContractualImbalanceRoadConnectionWorksMember
1638 seismic acquisition service [Member] Member ec:SeismicAcquisitionServiceMember
1639 Damage Caused By Terrosist Attack [Member] Member ec:DamageCausedByTerrosistAttackMember
1640 Breach Of Contract On Salary Readjustment And Claims [Member] Member ec:BreachOfContractOnSalaryReadjustmentAndClaimsMember
1641 Contractual Imbalance Technical Maintenace Provider [Member] Member ec:ContractualImbalanceTechnicalMaintenaceProviderMember
1642 Contractual Imbalance Exploration And Production Projects [Member] Member ec:ContractualImbalanceExplorationAndProductionProjectsMember
1643 Breach Of Contract Construction And Assembly Of Tanks [Member] Member ec:BreachOfContractConstructionAndAssemblyOfTanksMember
1644 Damage Caused By TransAndino Pipeline [Member] Member ec:DamageCausedByTransAndinoPipelineMember
1645 Disclosure of accrued liabilities and provisions [Line Items] LineItems ec:DisclosureOfAccruedLiabilitiesAndProvisionsLineItems
1646 Loss contingency, unrecorded amount Concept (Monetary) For Period Debit ec:LossContingencyUnrecordedAmount
1647 1135 - Disclosure - Accrued liabilities and provisions (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisionsDetails3
1648 Disclosure of accrued liabilities and provisions [Table] Table

*

*

 ec:DisclosureOfAccruedLiabilitiesAndProvisionsTable
1649 Classes of contingent assets [Axis] Axis ec:ClassesOfContingentAssetsAxis
1650 Classes of contingent assets [Domain] Member ec:ClassesOfContingentAssetsDomain
1651 Claim for disagreement of Ecopetrol [Member] Member ec:ClaimForDisagreementOfEcopetrolMember
1652 Document falsification [Member] Member ec:DocumentFalsificationMember
1653 Breach of the pipe purchase order [Member] Member ec:BreachOfPipePurchaseOrderMember
1654 Price Escalation [Member] Member ec:PriceEscalationMember
1655 Disagreement In Staggered Production [Member] Member ec:DisagreementInStaggeredProductionMember
1656 Contractual Disagreement In Production Field Maintenance [Member] Member ec:ContractualDisagreementInProductionFieldMaintenanceMember
1657 Disclosure of accrued liabilities and provisions [Line Items] LineItems ec:DisclosureOfAccruedLiabilitiesAndProvisionsLineItems
1658 Estimated financial effect of contingent assets Concept (Monetary) As Of ifrs-full:EstimatedFinancialEffectOfContingentAssets
1659 1136 - Disclosure - Accrued liabilities and provisions (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/AccruedLiabilitiesAndProvisionsDetailsTextual
1660 Disclosure of accrued liabilities and provisions [Table] Table

*

*

 ec:DisclosureOfAccruedLiabilitiesAndProvisionsTable
1661 Classes of liabilities [axis] Axis ifrs-full:ClassesOfLiabilitiesAxis
1662 Liabilities [member] Member ifrs-full:LiabilitiesMember
1663 Exploration and production [Member] Member ec:ExplorationAndProductionMember
1664 Transportation and logistics [Member] Member ec:TransportationAndLogisticsMember
1665 Refining and petrochemicals [Member] Member ec:RefiningAndPetrochemicalsMember
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1667 Legal entity [Domain] Member ec:LegalEntityDomain
1668 Range [Axis] Axis ifrs-full:RangeAxis
1669 Ranges [member] Member ifrs-full:RangesMember
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1671 Currency Dollar [Domain] Member ec:CurrencyDollarDomain
1672 Colombion Peso [Member] Member ec:ColombionPesoMember
1673 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1674 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1675 Oleoducto central S.A [Member] Member ec:OleoductoCentralSaMember
1676 Refinera de Cartagena SA [Member] Member ec:RefineraDeCartagenaSAMember
1677 Refineria de Cartagena [Member] Member ec:RefineriaDeCartegenaMember
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1681 Legal proceedings in process, claims made, value Concept (Monetary) For Period Credit ec:LegalProceedingsInProcessClaimsMadeValue
1682 Legal proceedings in process, damages sought, value Concept (Monetary) For Period Debit ec:LegalProceedingsInProcessDamagesSoughtValue
1683 Contingent provision accounts receivable and payable Concept (Monetary) For Period Credit ec:ContingentProvisionAccountsReceivableAndPayable
1684 Contingent asset claim Concept (Monetary) As Of Debit ec:ContingentAssetClaim
1685 Contingent asset non detailed counterclaim Concept (Monetary) As Of Debit ec:ContingentAssetNonDetailedCounterclaim
1686 Contingent Asset Compliance Letter Of Credit Concept (Monetary) As Of Debit ec:ContingentAssetComplianceLetterOfCredit
1687 1137 - Disclosure - Equity (Details) Network

*

*

 http://www.ecopetrol.com.co/role/EquityDetails
1688 Disclosure of changes in equity [Table] Table

*

*

 ec:DisclosureOfChangesInEquityTable
1689 Miscellaneous Component Of Equity [Axis] Axis ec:MiscellaneousComponentOfEquityAxis
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1691 Legal reserve [member] Member ifrs-full:StatutoryReserveMember
1692 Fiscal and statutory reserves [member] Member ifrs-full:CapitalReserveMember
1693 Occasional reserves [member] Member ifrs-full:MiscellaneousOtherReservesMember
1694 Disclosure of changes in equity [Line Items] LineItems ec:DisclosureOfChangesInEquityLineItems
1695 Other reserves Concept (Monetary) As Of Credit ifrs-full:OtherReserves
1696 1138 - Disclosure - Equity (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/EquityDetails1
1697 Disclosure of changes in equity [Table] Table

*

*

 ec:DisclosureOfChangesInEquityTable
1698 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
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1700 Equity reserves [Member] Member ec:EquityReservesMember
1701 Currency Dollar [Axis] Axis ec:CurrencyDollarAxis
1702 Currency Dollar [Domain] Member ec:CurrencyDollarDomain
1703 Disclosure of changes in equity [Line Items] LineItems ec:DisclosureOfChangesInEquityLineItems
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1706 Allocation to reserves Concept (Monetary) For Period Credit ec:IncreaseDecreaseThroughTransferBetweenLegalReserveAndRetainedEarningsEquity
1707 Closing balance Concept (Monetary) As Of Credit ifrs-full:Equity
1708 1139 - Disclosure - Equity (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/EquityDetails2
1709 Disclosure of changes in equity [Table] Table

*

*

 ec:DisclosureOfChangesInEquityTable
1710 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
1711 Equity [Member] Member ifrs-full:EquityMember
1712 Other comprehensive income attributable to owners of parent [member] Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
1713 Disclosure of changes in equity [Line Items] LineItems ec:DisclosureOfChangesInEquityLineItems
1714 Foreign currency translation Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslations
1715 Cash flow hedge with derivative instruments Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeLossNetOfTaxCashFlowHedgeWithDerivativeInstruments
1716 Cash flow hedges for future exports (Note 28.1.2) Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeLossNetOfTaxCashFlowHedges
1717 Actuarial gain on defined benefit plans Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeNetOfTaxGainLossOnRemeasurementsOfDefinedBenefitPlans
1718 Hedge of a net investment in a foreign operation (Note 28.1.3) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxHedgesOfNetInvestmentsInForeignOperations
1719 Gain on equity instruments measured at fair value Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesFromInvestmentsInEquityInstruments
1720 Others Concept (Monetary) For Period Credit ec:OtherComprehensiveIncomeNetOfTaxGainsLossesOnOthers
1721 Equity Concept (Monetary) As Of Credit ifrs-full:Equity
1722 1140 - Disclosure - Equity (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/EquityDetails3
1723 Implied Table Table

*

*

 implied:Table
1724 Disclosure of equity [Abstract] Abstract ec:DisclosureOfEquityAbstract
1725 Profit attributable to Ecopetrol's shareholders Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
1726 Weighted average number of outstanding shares Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
1727 Net basic earnings per share (Colombian pesos) Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShare
1728 1141 - Disclosure - Equity (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/EquityDetailsTextual
1729 Disclosure of changes in equity [Table] Table

*

*

 ec:DisclosureOfChangesInEquityTable
1730 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
1731 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
1732 Financial guarantee contracts [member] Member ifrs-full:FinancialGuaranteeContractsMember
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1737 Equity [Member] Member ifrs-full:EquityMember
1738 Currency Dollar [Axis] Axis ec:CurrencyDollarAxis
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1740 Colombian Peso [Member] Member ec:ColombianPesoMember
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1746 Number of shares available for public trade Concept (Shares) As Of ec:NumberOfSharesAvailableForPublicTrade
1747 Proportion of shares held by majority share holders Concept (Percent) As Of ec:ProportionOfSharesHeldByMajorityShareHolders
1748 Number of shares held by majority share holders Concept (Shares) As Of ec:NumberOfSharesHeldByMajorityShareHolders
1749 Capital reserve Concept (Monetary) As Of Credit ifrs-full:CapitalReserve
1750 Number of shares reserved for issue under options and contracts for sale of shares Concept (Shares) As Of ifrs-full:SharesReservedForIssueUnderOptionsAndContractsForSaleOfShares
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1752 Additional Paid in Capital Concept (Monetary) As Of Credit ifrs-full:AdditionalPaidinCapital
1753 Additional paid-in capital receivable Concept (Monetary) As Of Debit ec:AdditionalPaidinCapitalReceivable
1754 Dividends recognised as distributions to owners per share Concept (Share) For Period ifrs-full:DividendsRecognisedAsDistributionsToOwnersPerShare
1755 Dividends paid to non-controlling interests, classified as financing activities Concept (Monetary) For Period Credit ifrs-full:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities
1756 Dividends paid to equity holders of parent, classified as financing activities Concept (Monetary) For Period Credit ifrs-full:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities
1757 Dividends recognised as distributions to owners of parent, relating to prior years Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToPriorYears
1758 1142 - Disclosure - Sales revenue from contracts with customers (Details) Network

*

*

 http://www.ecopetrol.com.co/role/SalesRevenueFromContractsWithCustomersDetails
1759 Disclosure of detailed information about sales revenue [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutSalesRevenueTable
1760 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
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1762 Med-distillates [Member] Member ec:MeddistillatesMember
1763 Gasoline and turbo fuel [Member] Member ec:GasolineAndTurboFuelMember
1764 Services [Member] Member ec:ServicesMember
1765 Natural Gass [Member] Member ec:NaturalGassMember
1766 Plastic and rubber [Member] Member ec:PlasticAndRubberMember
1767 L.P.G. and propane [Member] Member ec:LpgAndPropaneMember
1768 Asphalts [Member] Member ec:AsphaltsMember
1769 Other products [Member] Member ec:OtherProductMember
1770 Cash flow hedging - Reclassification to profit or loss [Member] Member ec:CashFlowHedgingReclassificationToProfitOrLossMember
1771 Fuel oil [Member] Member ec:FuelOilMember
1772 Crude Oil [Member] Member ec:CrudeOilsMember
1773 Diesel [Member] Member ec:DieselMember
1774 Polyethylene [Member] Member ec:PolyethyleneMember
1775 Other Income Gas Contracts [Member] Member ec:OtherIncomeGasContractsMember
1776 Transport Service [Member] Member ec:TransportServiceMember
1777 Recognition of price differential Member ec:AromaticsMember
1778 Markets of customers [axis] Axis ifrs-full:MarketsOfCustomersAxis
1779 Markets of customers [member] Member ifrs-full:MarketsOfCustomersMember
1780 Domestic sales [Member] Member ec:DomesticSalesMember
1781 Foreign sales [Member] Member ec:ForeignSalesMember
1782 Disclosure of detailed information about sales revenue [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutSalesRevenueLineItems
1783 Revenue from sale of goods Concept (Monetary) For Period Credit ifrs-full:RevenueFromSaleOfGoods
1784 Revenue from rendering of services Concept (Monetary) For Period Credit ifrs-full:RevenueFromRenderingOfServices
1785 Revenue From Sale Of Goods And Rendering Of Services Before Price Differential Adjustment Concept (Monetary) For Period Credit ec:RevenueFromSaleOfGoodsAndRenderingOfServicesBeforePriceDifferentialAdjustment
1786 Recognition of price differential Concept (Monetary) For Period Credit ec:IncreaseDecreaseInSalePriceDifferential
1787 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1788 1143 - Disclosure - Sales revenue from contracts with customers (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/SalesRevenueFromContractsWithCustomersDetails1
1789 Disclosure of detailed information about sales revenue [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutSalesRevenueTable
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1793 United States Of America [Member] Member ec:UnitedStatesOfAmericaCountryMember
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1795 Europe [member] Member ec:EuropeContinentMember
1796 Central America And Caribbean [Member] Member ec:CentralAmericaAndCaribbeanMember
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1798 Disclosure of detailed information about sales revenue [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutSalesRevenueLineItems
1799 Percentage of entitys revenue Concept (Percent) For Period ifrs-full:PercentageOfEntitysRevenue
1800 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1801 1144 - Disclosure - Sales revenue from contracts with customers (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/SalesRevenueFromContractsWithCustomersDetailsTextual
1802 Disclosure of detailed information about sales revenue [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutSalesRevenueTable
1803 Customer [Axis] Axis ifrs-full:MajorCustomersAxis
1804 Customers [member] Member ifrs-full:MajorCustomersMember
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1806 Others [Member] Member ec:OthersMember
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1808 Percentage of entitys revenue Concept (Percent) For Period ifrs-full:PercentageOfEntitysRevenue
1809 1145 - Disclosure - Cost of sales (before impairment of non-current assets) (Details) Network

*

*

 http://www.ecopetrol.com.co/role/CostOfSalesBeforeImpairmentOfNonCurrentAssetsDetails
1810 Disclosure of detailed information about cost of sales of non current assets [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutCostOfSalesOfNonCurrentAssetsTable
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1812 Type of cost [domain] Member ec:TypeOfCostDomain
1813 Varible costs [member] Member ec:VaribleCostsMember
1814 Fixed costs [member] Member ec:FixedCostsMember
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1816 Imported products Concept (Monetary) For Period Debit ifrs-full:FuelExpense
1817 Purchases of hydrocarbons - ANH Concept (Monetary) For Period Debit ifrs-full:RoyaltyExpense
1818 Depreciation, amortization and depletion Concept (Monetary) For Period Debit ec:DepreciationDepletionAndAmortizationExpense
1819 Purchases of crude in association and concession Concept (Monetary) For Period Debit ec:PurchasesOfCrudeInAssociationAndConcession
1820 Process materials Concept (Monetary) For Period Debit ec:ProcessingMaterials
1821 Hydrocarbon transport services Concept (Monetary) For Period Debit ifrs-full:TransportationExpense
1822 Electric energy Concept (Monetary) For Period Debit ifrs-full:EnergyExpense
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1825 Others Concept (Monetary) For Period Debit ec:InventoryAllocationExpenseIncome
1826 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1827 Maintenance Concept (Monetary) For Period Debit ifrs-full:RepairsAndMaintenanceExpense
1828 Labor cost Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
1829 Services contracted Concept (Monetary) For Period Debit ifrs-full:ServicesExpense
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1831 Materials and operating supplies Concept (Monetary) For Period Debit ifrs-full:RawMaterialsAndConsumablesUsed
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1833 Total Fixed Costs Concept (Monetary) For Period Debit ec:FixedCostsOfSaleGross
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1835 General costs Concept (Monetary) For Period Debit ifrs-full:SellingGeneralAndAdministrativeExpense
1836 1146 - Disclosure - Administrative, operations and project expenses (Details) Network

*

*

 http://www.ecopetrol.com.co/role/AdministrativeOperationsAndProjectExpensesDetails
1837 Disclosure of detailed information about general and administration expense [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutGeneralAndAdministrationExpenseTable
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1839 Expenses by nature [Domain] Member ec:ExpensesByNatureDomain
1840 Administrative expenses [Member] Member ec:AdministrationExpensesMember
1841 Operations and project expenses [Member] Member ec:OperationAndProjectExpensesMember
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1844 Labor expenses Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
1845 Taxes Concept (Monetary) For Period Debit ifrs-full:TaxExpenseOtherThanIncomeTaxExpense
1846 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1847 Exploration costs Concept (Monetary) For Period Debit ifrs-full:ExpenseArisingFromExplorationForAndEvaluationOfMineralResources
1848 Commissions, fees, freights and services Concept (Monetary) For Period Debit ifrs-full:FeeAndCommissionExpense
1849 Maintenance Concept (Monetary) For Period Debit ifrs-full:RepairsAndMaintenanceExpense
1850 Administrative expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
1851 Fee for regulatory entities Concept (Monetary) For Period Debit ec:FeeForRegulatoryEntities
1852 Others Concept (Monetary) For Period Debit ifrs-full:MiscellaneousOtherOperatingExpense
1853 Operations and project expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
1854 1147 - Disclosure - Other operating (expenses) income, net (Details) Network

*

*

 http://www.ecopetrol.com.co/role/OtherOperatingExpensesIncomeNetDetails
1855 Implied Table Table

*

*

 implied:Table
1856 Disclosure of Other operating income and expenses, net [Abstract] Abstract ec:DisclosureOfOtherOperatingIncomeAndExpensesNetAbstract
1857 (Expense) reversal of provisions for litigations Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnLitigationSettlements
1858 Expense for gas pipeline availability BOMT contracts Concept (Monetary) For Period Debit ec:ExpenseForGasPipeline
1859 Impairment loss of short–term assets Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossRecognisedInProfitOrLossTradeReceivables
1860 (Loss) profit on sale of assets Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfPropertyPlantAndEquipment
1861 (Loss) gain on acquisition of interests in joint operation (Note 30.3) Concept (Monetary) For Period Credit ec:AdjustmentsForGainLossOnAcquisitionOfInvestmentsInSubsidiariesJointVenturesAndAssociates
1862 Compensation received Concept (Monetary) For Period Credit ifrs-full:CompensationFromThirdPartiesForItemsOfPropertyPlantAndEquipment
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1864 Other income Concept (Monetary) For Period Credit ifrs-full:OtherIncome
1865 Other operating income (expense) Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
1866 1148 - Disclosure - Financial result, net (Details) Network

*

*

 http://www.ecopetrol.com.co/role/FinancialResultNetDetails
1867 Implied Table Table

*

*

 implied:Table
1868 Disclosure of financial result, net [Abstract] Abstract ec:DisclosureOfFinancialResultNetAbstract
1869 Finance income Abstract ec:FinanceIncomeAbstract
1870 Results from financial assets and others Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeOnNetInvestmentInFinanceLease
1871 Yield and interest Concept (Monetary) For Period Credit ifrs-full:InterestIncomeOnLoansAndReceivables
1872 Gain on sale of equity instruments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnAvailableforsaleFinancialAssets
1873 Resources from Santiago de las Atalayas Concept (Monetary) For Period Credit ec:ProvisionReversal
1874 Other finance income Concept (Monetary) For Period Credit ifrs-full:OtherFinanceIncome
1875 Finance income Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
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1877 Interest Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
1878 Financial cost of other liabilities Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnOtherFinancialLiabilities
1879 Results from financial assets Concept (Monetary) For Period Debit ec:InterestExpenseOnFinancialAssets
1880 Other financial expenses Concept (Monetary) For Period Debit ifrs-full:OtherFinanceCost
1881 Finance costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
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1883 Financial result, net Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
1884 1149 - Disclosure - Financial result, net (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/FinancialResultNetDetailsTextual
1885 Implied Table Table

*

*

 implied:Table
1886 Disclosure of financial result, net [Abstract] Abstract ec:DisclosureOfFinancialResultNetAbstract
1887 Interest costs capitalised Concept (Monetary) For Period ifrs-full:InterestCostsCapitalised
1888 Provision, reversal Concept (Monetary) For Period Credit ec:ProvisionReversal
1889 1150 - Disclosure - Risk management (Details) Network

*

*

 http://www.ecopetrol.com.co/role/RiskManagementDetails
1890 Disclosure of detailed information about financial risk management [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementTable
1891 Currency Dollar [Axis] Axis ec:CurrencyDollarAxis
1892 Currency Dollar [Domain] Member ec:CurrencyDollarDomain
1893 US Dollar [Member] Member ec:UsDollarMember
1894 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1895 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1896 Other financial assets Concept (Monetary) As Of Debit ifrs-full:OtherFinancialAssets
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1900 Net liability position Concept (Monetary) As Of Credit ifrs-full:NetFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition
1901 1151 - Disclosure - Risk management (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/RiskManagementDetails1
1902 Disclosure of detailed information about financial risk management [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementTable
1903 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
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1906 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1907 One Percent variations in exchange rate, Effect on income before income taxes Concept (Monetary) For Period Credit ec:OnePercentVariationsInExchangeRateEffectOnIncomeBeforeIncomeTaxes
1908 One Percent variations in exchange rate, other comprehensive income Concept (Monetary) For Period Credit ec:OnePercentVariationsInExchangeRateOtherComprehensiveIncome
1909 Five Percent variations in exchange rate, Effect on income before income taxes Concept (Monetary) For Period Credit ec:FivePercentVariationsInExchangeRateEffectOnIncomeBeforeIncomeTaxes
1910 Five Percent variations in exchange rate, other omprehensive income Concept (Monetary) For Period Credit ec:FivePercentVariationsInExchangeRateOtherOmprehensiveIncome
1911 1152 - Disclosure - Risk management (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/RiskManagementDetails2
1912 Disclosure of detailed information about financial risk management [Table] Table

*

*

 ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementTable
1913 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
1914 Hedges [member] Member ifrs-full:TypesOfHedgesMember
1915 Cash flow hedges [member] Member ifrs-full:CashFlowHedgesMember
1916 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1917 Hedging instrument at the beginning of the period Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
1918 Reassignment of hedging instruments Concept (Monetary) For Period Credit ec:ReassignmentOfHedgingInstruments
1919 Realized exports Concept (Monetary) For Period Credit ec:HedgingInstrumentsRealizedExports
1920 Capital payments Concept (Monetary) For Period Credit ec:HedgingInstrumentsCapitalPayments
1921 Hedging instrument at the end of the period Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
1922 1153 - Disclosure - Risk management (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/RiskManagementDetails3
1923 Implied Table Table

*

*

 implied:Table
1924 Disclosure of financial risk management [Abstract] Abstract ec:DisclosureOfFinancialRiskManagementAbstract
1925 Opening balance Concept (Monetary) As Of Debit ec:MovementInOtherComprehensiveIncome
1926 Exchange difference Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
1927 Reclassification to profit or loss Concept (Monetary) For Period Debit ifrs-full:ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax
1928 Ineffectiveness Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnIneffectivenessOfCashFlowHedgesRecognisedInProfitOrLoss
1929 Deferred income tax Concept (Monetary) For Period Credit ec:DeferredIncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
1930 Closing balance Concept (Monetary) As Of Debit ec:MovementInOtherComprehensiveIncome
1931 1154 - Disclosure - Risk management (Details 4) Network

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*

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1932 Disclosure of detailed information about financial risk management [Table] Table

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1933 Maturity [axis] Axis ifrs-full:MaturityAxis
1934 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1935 2019 Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1936 2020 Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
1937 2021 Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
1938 2022 Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
1939 2023 Member ec:LaterThanFiveYearsAndNotLaterThanSixYearsMember
1940 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1941 Before taxes Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxCashFlowHedges
1942 Taxes Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome
1943 After taxes Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
1944 1155 - Disclosure - Risk management (Details 5) Network

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1945 Disclosure of detailed information about financial risk management [Table] Table

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1946 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
1947 Hedges [member] Member ifrs-full:TypesOfHedgesMember
1948 Hedges of net investment in foreign operations [member] Member ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember
1949 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1950 Hedging instrument at the beginning of the period Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
1951 Exchange difference Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxExchangeDifferencesOnTranslation
1952 Ineffectiveness Concept (Monetary) For Period Credit ifrs-full:GainLossOnHedgeIneffectivenessRecognisedInOtherComprehensiveIncome
1953 Deferred income tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToHedgesOfNetInvestmentsInForeignOperationsOfOtherComprehensiveIncome
1954 Hedging instrument at the end of the period Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
1955 1156 - Disclosure - Risk management (Details 6) Network

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1956 Disclosure of detailed information about financial risk management [Table] Table

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*

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1957 Impairment of financial assets [axis] Axis ifrs-full:ImpairmentOfFinancialAssetsAxis
1958 Entity's total for impairment of financial assets [member] Member ifrs-full:EntitysTotalForImpairmentOfFinancialAssetsMember
1959 Financial assets past due but not impaired [member] Member ifrs-full:FinancialAssetsPastDueButNotImpairedMember
1960 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
1961 Past due status [member] Member ifrs-full:PastDueStatusMember
1962 Less than 3 months overdue [member] Member ifrs-full:LaterThanThreeMonthsMember
1963 Between 3 and 6 months overdue [member] Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
1964 More than 6 months overdue [member] Member ec:LaterThanSixMonthMember
1965 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1966 Financial assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
1967 1157 - Disclosure - Risk management (Details 7) Network

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1968 Disclosure of detailed information about financial risk management [Table] Table

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1969 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1970 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1971 Increase in floating interest (+100 basis points) Member ec:IncreaseInFloatingInterestMember
1972 Decrease in floating interest (-100 basis points) Member ec:DecreaseInFloatingInterestMember
1973 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1974 Financial assets (Financial expenses) Concept (Monetary) For Period Credit ec:IncreaseDecreaseInFinancialAssetsExpenses
1975 Financial assets (Financial income) Concept (Monetary) For Period Credit ec:IncreaseDecreaseInFinancialAssetsIncome
1976 Financial liabilities (Financial income) Concept (Monetary) For Period Credit ec:IncreaseDecreaseInFinancialLiabilitiesIncome
1977 Financial liabilities (Financial expenses) Concept (Monetary) For Period Credit ec:IncreaseDecreaseInFinancialLiabilitiesExpenses
1978 Plan assets (Other comprehensive income) Concept (Monetary) For Period Credit ec:IncreaseDecreaseInInterestInOtherComprehensiveIncome
1979 1158 - Disclosure - Risk management (Details 8) Network

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1980 Disclosure of detailed information about financial risk management [Table] Table

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1981 Maturity [axis] Axis ifrs-full:MaturityAxis
1982 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1983 Up to 1 year Member ifrs-full:NotLaterThanOneYearMember
1984 1-5 years Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
1985 5-10 years Member ifrs-full:LaterThanFiveYearsAndNotLaterThanTenYearsMember
1986 > 10 years Member ifrs-full:LaterThanTenYearsMember
1987 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1988 Loans (payment of principal and interest) Concept (Monetary) As Of Credit ifrs-full:BankBorrowingsUndiscountedCashFlows
1989 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesUndiscountedCashFlows
1990 Total Concept (Monetary) As Of Credit ifrs-full:NonderivativeFinancialLiabilitiesUndiscountedCashFlows
1991 1159 - Disclosure - Risk management (Details 9) Network

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1992 Disclosure of detailed information about financial risk management [Table] Table

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1993 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
1994 Risks [member] Member ifrs-full:TypesOfRisksMember
1995 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
1996 Loans and borrowings (Note 18) Concept (Monetary) As Of Credit ifrs-full:Borrowings
1997 Cash and cash equivalents (Note 6) Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1998 Other financial assets (Note 9) Concept (Monetary) As Of Debit ifrs-full:OtherFinancialAssets
1999 Net financial debt Concept (Monetary) As Of Debit ifrs-full:NetAssetsLiabilities
2000 Equity (Note 22) Concept (Monetary) As Of Credit ifrs-full:Equity
2001 Leverage Concept (Percent) For Period ec:LeverageRatioPercentage
2002 1160 - Disclosure - Risk management (Details Textual) Network

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2003 Disclosure of detailed information about financial risk management [Table] Table

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 ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementTable
2004 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
2005 Risks [member] Member ifrs-full:TypesOfRisksMember
2006 Commodity price risk [member] Member ifrs-full:CommodityPriceRiskMember
2007 Currency risk [member] Member ifrs-full:CurrencyRiskMember
2008 Types of investment property [axis] Axis ifrs-full:TypesOfInvestmentPropertyAxis
2009 Investment property [member] Member ifrs-full:InvestmentPropertyMember
2010 Peso portfolio [Member] Member ec:PesoPortfolioMember
2011 U.S. dollor portfolio [Member] Member ec:UsDollorPortfolioMember
2012 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
2013 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
2014 Floating interest rate [member] Member ifrs-full:FloatingInterestRateMember
2015 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2016 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2017 Foreign Currency Commercial Loans Six [Member] Member ec:ForeignCurrencyCommercialLoansSixMember
2018 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
2019 Hedges [member] Member ifrs-full:TypesOfHedgesMember
2020 Hedges of net investment in foreign operations [member] Member ifrs-full:HedgesOfNetInvestmentInForeignOperationsMember
2021 Currency Dollar [Axis] Axis ec:CurrencyDollarAxis
2022 Foreign Currency [Domain] Member ec:CurrencyDollarDomain
2023 Colombian Peso [Member] Member ec:ColombianPesoMember
2024 US Dollar [Member] Member ec:UsDollarMember
2025 Disclosure of detailed information about financial risk management [Line Items] LineItems ec:DisclosureOfDetailedInformationAboutFinancialRiskManagementLineItems
2026 Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position Concept (Monetary) As Of Debit ifrs-full:NetFinancialAssetsSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreementsInStatementOfFinancialPosition
2027 The Increase Decrease In Foreign exchange Rate Concept (Percent) For Period ec:IncreaseDecreaseInForeignExchangeRate
2028 Closing foreign exchange rate Concept (Monetary) For Period Credit ec:ClosingForeignExchangeRates
2029 Gross financial assets set off against financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Concept (Monetary) As Of Debit ifrs-full:GrossFinancialAssetsSetOffAgainstFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements
2030 Gross financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Concept (Monetary) As Of Credit ifrs-full:GrossFinancialLiabilitiesSubjectToOffsettingEnforceableMasterNettingArrangementsOrSimilarAgreements
2031 Financial instruments designated as hedging instruments, at fair value Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
2032 Gain (loss) on hedge ineffectiveness recognised in profit or loss Concept (Monetary) For Period Credit ifrs-full:GainLossOnHedgeIneffectivenessRecognisedInProfitOrLoss
2033 Maximum percentage of cash investment held in portfolio Concept (Percent) For Period ec:MaximumPercentageOfCashInvestmentHeldInPortfolio
2034 Maximum percentage of cash investment held in portfolio, current Concept (Percent) For Period ec:MaximumPercentageOfCashInvestmentHeldInPortfolioCurrent
2035 Maximum percentage of cash investment held in portfolio, non current Concept (Percent) For Period ec:MaximumPercentageOfCashInvestmentHeldInPortfolioNonCurrent
2036 Borrowings, interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
2037 Liquidity Surplus Used for Prepayment of borrowings Concept (Monetary) For Period Credit ec:LiquiditySurplusUsedForPrepaymentOfBorrowings
2038 Notional amount Concept (Monetary) As Of ifrs-full:NotionalAmount
2039 Net short position contracts Concept (Monetary) For Period Credit ec:NetShortPositionContracts
2040 Other comprehensive gains losses on hedges of derivative instruments net of tax Concept (Monetary) For Period Credit ec:OtherComprehensiveGainsLossesOnHedgesOfDerivativeInstrumentsNetOfTax
2041 Repayments of bonds, notes and debentures Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBondsNotesAndDebentures
2042 Hedging Instruments Foreign Currency Debt Concept (Monetary) For Period Credit ec:HedgingInstrumentsForeignCurrencyDebt
2043 1161 - Disclosure - Related parties (Details) Network

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2044 Disclosure of transactions between related parties [table] Table

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*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
2045 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2046 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2047 Equion Energia Limited [Member] Member ec:EquionEnergyLimitedMember
2048 Ecodiesel Colombia SA [Member] Member ec:EcodieselColombiaSaMember
2049 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
2050 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
2051 Serviport S.A. [member] Member ec:ServiportSaMember
2052 Invercolsa S.A [Member] Member ec:InvercolsaSaMember
2053 Offshore international group [Member] Member ec:OffshoreInternationalGroupMember
2054 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2055 Investments in joint ventures and associates [abstract] Abstract ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociatesAbstract
2056 Accounts receivable Concept (Monetary) As Of Debit ifrs-full:TradeReceivables
2057 Accounts receivable-Loans Concept (Monetary) As Of Debit ifrs-full:NoncurrentReceivablesDueFromRelatedParties
2058 Other assets Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherReceivablesDueFromRelatedParties
2059 Accounts payable Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
2060 Loans Concept (Monetary) As Of Credit ifrs-full:LoansPayableInDefault
2061 Other liabilities Concept (Monetary) As Of Credit ec:OtherLiabilitiesRelatedParties
2062 Accounts receivable, Current Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
2063 Accounts receivable, Non-current Concept (Monetary) As Of Debit ifrs-full:NoncurrentTradeReceivables
2064 Accounts receivable - Loans, Current Concept (Monetary) As Of Debit ifrs-full:CurrentLoansAndReceivables
2065 Accounts receivable - Loans, Non-current Concept (Monetary) As Of Debit ifrs-full:NoncurrentLoansAndReceivables
2066 Other assets, Current Concept (Monetary) As Of Debit ec:TradeAndOtherReceivablesDueFromRelatedPartiesCurrent
2067 Other assets, Non-current Concept (Monetary) As Of Debit ec:TradeAndOtherReceivablesDueFromRelatedPartiesNonCurrent
2068 Accounts payable, Current Concept (Monetary) As Of Credit ec:AmountsPayableRelatedPartyTransactionsCurrent
2069 Accounts payable, Non-current Concept (Monetary) As Of Credit ec:AmountsPayableRelatedPartyTransactionsNonCurrent
2070 Loans, Current Concept (Monetary) As Of Credit ec:LoansPayableInDefaultCurrent
2071 Loans, Non-current Concept (Monetary) As Of Credit ec:LoansPayableInDefaultNonCurrent
2072 Other liabilities, Current Concept (Monetary) As Of Credit ec:OtherLiabilitiesRelatedPartiesCurrent
2073 Other liabilities, Non-current Concept (Monetary) As Of Credit ec:OtherLiabilitiesRelatedPartiesNonCurrent
2074 1162 - Disclosure - Related parties (Details 1) Network

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2075 Disclosure of transactions between related parties [table] Table

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*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
2076 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2077 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2078 Equion Energia Limited [Member] Member ec:EquionEnergyLimitedMember
2079 Ecodiesel Colombia S.A. [member] Member ec:EcodieselColombiaSaMember
2080 Offshore International Group [member] Member ec:OffshoreInternationalGroupMember
2081 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
2082 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
2083 Serviport S.A. [member] Member ec:ServiportSaMember
2084 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2085 Sales And Services, Related Party Transactions Concept (Monetary) For Period Credit ec:SalesAndServicesRelatedPartyTransactions
2086 Purchases And Other Assets, Related Party Transactions Concept (Monetary) For Period Debit ec:PurchasesAndOtherAssetsRelatedPartyTransactions
2087 1163 - Disclosure - Related parties (Details 2) Network

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2088 Disclosure of transactions between related parties [table] Table

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*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
2089 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2090 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2091 Rafael Espinosa Rozo [Member] Member ec:RafaelEspinosaRozoMember
2092 Felipe Bayon [Member] Member ec:FelipeBayonMember
2093 Jaime Caballero [Member] Member ec:JaimeCaballeroMember
2094 Jorge Calvache [Member] Member ec:JorgeCalvacheMember
2095 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2096 Key Management Personnel Shareholding Description Concept (Text/String) For Period ec:KeyManagementPersonnelShareholdingDescription
2097 1164 - Disclosure - Related parties (Details Textual) Network

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 http://www.ecopetrol.com.co/role/RelatedPartiesDetailsTextual
2098 Disclosure of transactions between related parties [table] Table

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*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
2099 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2100 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2101 Offshore International Group [member] Member ec:OffshoreInternationalGroupMember
2102 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
2103 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2104 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2105 Executive officers [Member] Member ec:ExecutiveOfficersMember
2106 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2107 Loans and receivables Concept (Monetary) As Of Debit ifrs-full:LoansAndReceivables
2108 Loans And Receivable Interest Rate Concept (Percent) As Of ec:LoansAndReceivableInterestRate
2109 Key management personnel compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
2110 Virtual Meetings Attendance Fee Percentage Concept (Percent) For Period ec:VirtualMeetingsAttendanceFeePercentage
2111 Cancellation of fees Concept (Monetary) For Period Credit ec:CancellationOfFees
2112 Payment Of Key Management Personnel Compensation Concept (Monetary) For Period Credit ec:PaymentOfKeyManagementPersonnelCompensation
2113 Provisions for employee benefits Concept (Monetary) As Of Credit ifrs-full:ProvisionsForEmployeeBenefits
2114 Ownership Interest Held By Government Concept (Percent) For Period ec:OwnershipInterestHeldByGovernment
2115 Description of any retirement benefit plan termination terms Concept (Text/String) For Period ifrs-full:DescriptionOfAnyRetirementBenefitPlanTerminationTerms
2116 Debt Instrument Description Of Variables Rate Basis Concept (Text/String) For Period ec:DebtInstrumentDescriptionOfVariablesRateBasis
2117 1165 - Disclosure - Joint operations (Details) Network

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2118 Disclosure of joint operations [table] Table

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2119 Contract Name [Axis] Axis ec:ContractNameAxis
2120 Contract Name [Domain] Member ec:ContractNameDomain
2121 Chipiron Contract [Member] Member ec:ChipironContractMember
2122 Harvest Contract [Member] Member ec:HarvestContractMember
2123 Cravo norte Contract [Member] Member ec:CravoNorteContractMember
2124 Rondon Contract [Member] Member ec:RondonContractMember
2125 Guajira Contract [Member] Member ec:GuajiraContractMember
2126 Nare Contract [Member] Member ec:NareContractMember
2127 Quifa Contract [Member] Member ec:QuifaContractMember
2128 Piedemonte Contract [Member] Member ec:PiedemonteContractMember
2129 Casanare Contract One [Member] Member ec:CasanareContractOneMember
2130 Corocora Contract One [Member] Member ec:CorocoraContractOneMember
2131 Estero Contract One [Member] Member ec:EsteroContractOneMember
2132 Garcero Contract One [Member] Member ec:GarceroContractOneMember
2133 Orocue Contract One [Member] Member ec:OrocueContractOneMember
2134 Gunflint Contract [Member] Member ec:GunflintContractMember
2135 K2 Contract [Member] Member ec:K2ContractMember
2136 Ronda Caribe RC-10 Contract [Member] Member ec:RondaCaribeRc10ContractMember
2137 Tayrona Contract [Member] Member ec:TayronaContractMember
2138 TEA GUA OFF-1 Contract [Member] Member ec:TeaGuaOff1ContractMember
2139 Fuerte Norte Contract [Member] Member ec:FuerteNorteContractMember
2140 Deep Rydberg/Aleatico Contract [Member] Member ec:DeepRydbergaleaticoContractMember
2141 Leon Contract [Member] Member ec:LeonContractMember
2142 CE-M-715_R11 [Member] Member ec:Cemr11Member
2143 Pau Brasil [Member] Member ec:PauBrasilMember
2144 CNH-R02-L01-A6.CS [Member] Member ec:CNHR02L01A6CSMember
2145 CNH-R02-L01-A8.CS [Member] Member ec:CNHR02L01A8CSMember
2146 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2147 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2148 Occidental Andina LLC [Member] Member ec:OccidentalAndinaLlcMember
2149 Chevron Petroleum Group [Member] Member ec:ChevronPetroleumCompanyMember
2150 Mansarovar Energy Colombia Ltd [Member] Member ec:MansarovarEnergyColombiaLtdMember
2151 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
2152 Perenco Colombia Limited [Member] Member ec:PerencoColombiaLimitedMember
2153 Noble Energy [Member] Member ec:NobleEnergyMember
2154 Murphy Oil [Member] Member ec:MurphyOilMember
2155 Anadarko [Member] Member ec:AnadarkoMember
2156 ONGC Videsh Limited Sucursal Colombia [Member] Member ec:OngcVideshLimitedSucursalColombiaMember
2157 Petrobras, Repsol Statoil [Member] Member ec:PetrobrasRepsolStatoilMember
2158 Repsol & Statoil [Member] Member ec:RepsolStatoilMember
2159 Shell [Member] Member ec:ShellMember
2160 Repsol [Member] Member ec:RepsolMember
2161 Chevron [Member] Member ec:ChevronMember
2162 CNOOC – British Petroleum [Member] Member ec:CNOOCBritishPetroleumMember
2163 Frontera Energy Colombia Corp [Member] Member ec:FronteraEnergyColombiaCorpMember
2164 PC Carigali Mexico Operations S.A. de C.V. (Petronas) [Member] Member ec:PCCarigaliMexicoOperationsSAMember
2165 Petroleos Mexicanos (PEMEX) [Member] Member ec:PetroleosMember
2166 Contract Type [Axis] Axis ec:ContractTypeAxis
2167 Contract Type [Domain] Member ec:ContractTypeDomain
2168 Contract where entity not operator [Member] Member ec:ContractWhereEntityNotOperatorMember
2169 Range [Axis] Axis ifrs-full:RangeAxis
2170 Ranges [member] Member ifrs-full:RangesMember
2171 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
2172 Top of range [member] Member ifrs-full:TopOfRangeMember
2173 Disclosure of joint operations [line items] LineItems ifrs-full:DisclosureOfJointOperationsLineItems
2174 Contract Concept (Text/String) For Period ifrs-full:NameOfJointOperation
2175 Type Concept (Text/String) For Period ec:TypeOfContract
2176 % Participation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
2177 Geographic area of operations Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfJointOperation
2178 1166 - Disclosure - Joint operations (Details 1) Network

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2179 Disclosure of joint operations [table] Table

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 ifrs-full:DisclosureOfJointOperationsTable
2180 Contract Name [Axis] Axis ec:ContractNameAxis
2181 Contract Name [Domain] Member ec:ContractNameDomain
2182 VMM29 Contract [Member] Member ec:Vmm29ContractMember
2183 CR2 Contract [Member] Member ec:Cr2ContractMember
2184 C62 Contract [Member] Member ec:C62ContractMember
2185 CPO9 Contract [Member] Member ec:Cpo9ContractMember
2186 VMM32 Contract [Member] Member ec:Vmm32ContractMember
2187 CR4 Contract [Member] Member ec:Cr4ContractMember
2188 San Jacinto Contract [Member] Member ec:SanJacintoContractMember
2189 Catleya Contract [Member] Member ec:CatleyaContractMember
2190 Cardon Contract [Member] Member ec:CardonContractMember
2191 CPO 17 Contract [Member] Member ec:Cpo17ContractMember
2192 Clarinero Contract [Member] Member ec:ClarineroContractMember
2193 CPO9 - Akacias Contract [Member] Member ec:Cpo9AkaciasContractMember
2194 La Cira Infantas Contract [Member] Member ec:LaCiraInfantasContractMember
2195 Teca Contract [Member] Member ec:TecaContractMember
2196 Guariquies I Contract [Member] Member ec:GuariquiesIContractMember
2197 RC9 Contract [Member] Member ec:Rc9ContractMember
2198 Cusiana Contract [Member] Member ec:CusianaContractMember
2199 San Jacinto Rio Paez Contract [Member] Member ec:SanJacintoRioPaezContractMember
2200 Mundo Nuevo Contract [Member] Member ec:MundoNuevoContractMember
2201 Mundo Nuevo Contract [Member] Member ec:MundoNuevoOneContractMember
2202 Alto Magdalena Pipeline Contract [Member] Member ec:AltoMagdalenaPipelineContractMember
2203 Block RC-9 Contract- Caribbean Round No. 37-2007 Contract [Member] Member ec:BlockRc9ContractCaribbeanRoundNo372007ContractMember
2204 FAZMR11 Contract [Member] Member ec:Fazmr11ContractMember
2205 Potiguar Contract [Member] Member ec:PotiguarContractMember
2206 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2207 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2208 ExxonMobil Exploration Colombia [Member] Member ec:ExxonmobilExplorationColombiaMember
2209 Talisman Colombia Oil [Member] Member ec:TalismanColombiaOilMember
2210 CPVEN Sucursal Colombia [Member] Member ec:CpvenSucursalColombiaMember
2211 Shell Exploration and Produccion [Member] Member ec:ShellExploracionAndProduccionMember
2212 SK Innovation Co Ltd. [Member] Member ec:SkInnovationCoLtdMember
2213 Repsol Exploracion Colombia S.A. [Member] Member ec:RepsolExploracionColombiaSaMember
2214 Emerald Energy PLC Suc. Colombia [Member] Member ec:EmeraldEnergyPlcSucColombiaMember
2215 JX Nippon [Member] Member ec:JxNipponMember
2216 Lewis [Member] Member ec:LewisMember
2217 Occidental Andina LLC [Member] Member ec:OccidentalAndinaLlcMember
2218 Ramshorn International Limited [Member] Member ec:RamshornInternationalLimitedMember
2219 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
2220 Perenco Oil And Gas [Member] Member ec:PerencoOilAndGasMember
2221 Cepsa Colombia [Member] Member ec:CepsaColombiaMember
2222 Emerald Energy [Member] Member ec:EmeraldEnergyMember
2223 Total Colombia [Member] Member ec:TotalColombiaMember
2224 Talisman Oil & Gas [Member] Member ec:TalismanOilGasMember
2225 Maurel Prom Suramerica [Member] Member ec:MaurelPromSuramericaMember
2226 Equion Energia Limited [Member] Member ec:EquionEnergiaLimitedMember
2227 ONGC Videsh Limited [Member] Member ec:OngcVideshLimitedMember
2228 Frontera Energy [Member] Member ec:FronteraEnergyMember
2229 Colombia Branch [Member] Member ec:ColombiaBranchMember
2230 Talismn Colombia oil and gas Ltd [Member] Member ec:TalismnColombiaOilAndGasLtdMember
2231 Ecopetrols [Member] Member ec:EcopetrolsMember
2232 Contract Type [Axis] Axis ec:ContractTypeAxis
2233 Contract Type [Domain] Member ec:ContractTypeDomain
2234 Contract where Entity is operator [Member] Member ec:ContractWhereEntityIsOperatorMember
2235 Disclosure of joint operations [line items] LineItems ifrs-full:DisclosureOfJointOperationsLineItems
2236 Contract Concept (Text/String) For Period ifrs-full:NameOfJointOperation
2237 Type Concept (Text/String) For Period ec:TypeOfContract
2238 % Participation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
2239 Geographic area of operations Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfJointOperation
2240 1167 - Disclosure - Joint operations (Details Textual) Network

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 http://www.ecopetrol.com.co/role/JointOperationsDetailsTextual
2241 Disclosure of joint operations [table] Table

*

*

 ifrs-full:DisclosureOfJointOperationsTable
2242 Contract Name [Axis] Axis ec:ContractNameAxis
2243 Contract Name [Domain] Member ec:ContractNameDomain
2244 Contract Type [Axis] Axis ec:ContractTypeAxis
2245 Contract Type [Domain] Member ec:ContractTypeDomain
2246 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2247 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2248 Shell [Member] Member ec:ShellMember
2249 Chevron [Member] Member ec:ChevronMember
2250 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2251 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2252 MCX Exploration USA LLC [Member] Member ec:McxExplorationUsaLlcMember
2253 Joint operations [axis] Axis ifrs-full:JointOperationsAxis
2254 Entity's total for joint operations [member] Member ifrs-full:EntitysTotalForJointOperationsMember
2255 K2 oil field [Member] Member ec:K2OilFieldMember
2256 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
2257 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
2258 Brazil [Member] Member ec:BrazilCountryMember
2259 Currency Dollar [Axis] Axis ec:CurrencyDollarAxis
2260 Currency Dollar [Domain] Member ec:CurrencyDollarDomain
2261 Colombion Peso [Member] Member ec:ColombionPesoMember
2262 Range [Axis] Axis ifrs-full:RangeAxis
2263 Ranges [member] Member ifrs-full:RangesMember
2264 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
2265 Top of range [member] Member ifrs-full:TopOfRangeMember
2266 Disclosure of joint operations [line items] LineItems ifrs-full:DisclosureOfJointOperationsLineItems
2267 Proportion of ownership interest in joint operation Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointOperation
2268 Percentage of voting equity interests acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
2269 Proportion of voting rights held in joint operation Concept (Percent) For Period ifrs-full:ProportionOfVotingRightsHeldInJointOperation
2270 Identifiable assets acquired liabilities assumed net of deferred taxes Concept (Monetary) As Of Debit ec:IdentifiableAssetsAcquiredLiabilitiesAssumedNetOfDeferredTaxes
2271 Consideration transferred, acquisition-date fair value net of deferred taxes Concept (Monetary) As Of Credit ec:ConsiderationTransferredAcquisitiondateFairValueNetOfDeferredTaxes
2272 Cash transferred Concept (Monetary) As Of Credit ifrs-full:CashTransferred
2273 Identifiable assets acquired (liabilities assumed) Concept (Monetary) As Of Debit ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed
2274 Consideration transferred, acquisition-date fair value Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
2275 Acquisition-related costs for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
2276 Joint Operations Interest Fair Value Adjustment Concept (Monetary) For Period Debit ec:JointOperationsInterestFairValueAdjustment
2277 1168 - Disclosure - Information by segments (Details) Network

*

*

 http://www.ecopetrol.com.co/role/InformationBySegmentsDetails
2278 Disclosure of operating segments [table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
2279 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
2280 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
2281 Exploration and Production [member] Member ec:ExplorationAndProductionMember
2282 Refining and Petrochemicals [member] Member ec:RefiningAndPetrochemicalsMember
2283 Transport and Logistics [member] Member ec:TransportationAndLogisticsMember
2284 Elimination of intersegment amounts [member] Member ifrs-full:EliminationOfIntersegmentAmountsMember
2285 Sales By Type [Axis] Axis ec:SalesByTypeAxis
2286 Sales By Type [Domain] Member ec:SalesByTypeDomain
2287 Third Party Sales [Member] Member ec:ThirdPartySalesMember
2288 Inter-Segment Sales [Member] Member ec:IntersegmentSalesMember
2289 Fixed Cost [Member] Member ec:FixedCostMember
2290 Variable Cost [Member] Member ec:VariableCostMember
2291 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
2292 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
2293 Cost of sales Concept (Monetary) For Period Debit ifrs-full:CostOfSales
2294 Gross profit Concept (Monetary) For Period Credit ifrs-full:GrossProfit
2295 Administrative expenses and others Concept (Monetary) For Period Debit ec:ExpenseAndOtherAdministrative
2296 Operation and projects expenses Concept (Monetary) For Period Debit ec:OperationAndProjectsExpenses
2297 Impairment of non-current assets Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9
2298 Other operating income and expenses, net Concept (Monetary) For Period Credit ec:OtherNetOperatingIncomeExpense
2299 Operating income (expenses) Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
2300 Financial result, net Abstract ec:FinanceIncomeCostAbstract
2301 Financial income Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
2302 Financial expenses Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
2303 Foreign exchange gain (loss), net Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
2304 Financial result, net Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
2305 Share of profits of associates and joint ventures Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
2306 Income before tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
2307 Income tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
2308 Net profit (loss) for the period Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2309 Profit (loss) attributable to: Abstract ifrs-full:ProfitLossAttributableToAbstract
2310 Group owners of parent Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
2311 Non-controlling interest Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
2312 Net income Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2313 Supplementary information Abstract ec:SupplementaryInformationAbstract
2314 Depreciation, depletion and amortization Concept (Monetary) For Period Debit ec:AdjustmentsForDepreciationDepletionAndAmortisationExpense
2315 1169 - Disclosure - Information by segments (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/InformationBySegmentsDetails1
2316 Disclosure of operating segments [table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
2317 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
2318 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
2319 Exploration and Production [member] Member ec:ExplorationAndProductionMember
2320 Refining and Petrochemicals [member] Member ec:RefiningAndPetrochemicalsMember
2321 Transportation and Logistics [member] Member ec:TransportationAndLogisticsMember
2322 Elimination of intersegment amounts [member] Member ifrs-full:EliminationOfIntersegmentAmountsMember
2323 Markets of customers [axis] Axis ifrs-full:MarketsOfCustomersAxis
2324 Markets of customers [member] Member ifrs-full:MarketsOfCustomersMember
2325 Domestic sales [Member] Member ec:DomesticSalesMember
2326 Foreign sales [Member] Member ec:ForeignSalesMember
2327 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
2328 Products and services [member] Member ifrs-full:ProductsAndServicesMember
2329 Other products [Member] Member ec:OtherProductsMember
2330 Cash flow hedging - Reclassification to profit or loss [Member] Member ec:CashFlowHedgingReclassificationToProfitOrLossMember
2331 L.P.G. and propane [Member] Member ec:LpgAndPropaneMember
2332 Natural Gas [Member] Member ec:NaturalGassMember
2333 Gasoline and turbo fuel [Member] Member ec:GasolineAndTurboFuelMember
2334 Plastic and rubber [Member] Member ec:PlasticAndRubberMember
2335 Med-distillates [Member] Member ec:MeddistillatesMember
2336 Aromatics [Member] Member ec:AromaticsMember
2337 Crude Oil [Member] Member ec:CrudeOilsMember
2338 Services [Member] Member ec:ServicesMember
2339 Fuel oil [Member] Member ec:FuelOilMember
2340 Diesel [Member] Member ec:DieselMember
2341 Transport Service [Member] Member ec:TransportServiceMember
2342 Polyethylene [Member] Member ec:PolyethyleneMember
2343 Other Income Gas Contracts [Member] Member ec:OtherIncomeGasContractsMember
2344 Asphats [Member] Member ec:AsphatsMember
2345 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
2346 Revenue from sale of goods Concept (Monetary) For Period Credit ifrs-full:RevenueFromSaleOfGoods
2347 Services Concept (Monetary) For Period Credit ifrs-full:RevenueFromRenderingOfServices
2348 Revenue From Sale Of Goods And Rendering Of Services Before Price Differential Adjustment Concept (Monetary) For Period Credit ec:RevenueFromSaleOfGoodsAndRenderingOfServicesBeforePriceDifferentialAdjustment
2349 Recognition of price differential Concept (Monetary) For Period Credit ec:IncreaseDecreaseInSalePriceDifferential
2350 Total sales revenue Concept (Monetary) For Period Credit ec:TotalSalesRevenue
2351 1170 - Disclosure - Information by segments (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/InformationBySegmentsDetails2
2352 Disclosure of operating segments [table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
2353 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
2354 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
2355 Exploration and Production [member] Member ec:ExplorationAndProductionMember
2356 Refining and Petrochemicals [member] Member ec:RefiningAndPetrochemicalsMember
2357 Transportation and Logistics [member] Member ec:TransportationAndLogisticsMember
2358 Types of investment property [axis] Axis ifrs-full:TypesOfInvestmentPropertyAxis
2359 Investment property [member] Member ifrs-full:InvestmentPropertyMember
2360 Property, plant and equipment [Member] Member ec:PropertyPlantAndEquipmentsMember
2361 Natural and environmental resources [Member] Member ec:NaturalAndEnvironmentalResourcesMember
2362 Intangibles [Member] Member ec:IntangiblesMember
2363 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
2364 Investment property Concept (Monetary) As Of Debit ifrs-full:InvestmentProperty
2365 1171 - Disclosure - Supplemental information on oil and gas producing activities (Details) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetails
2366 Implied Table Table

*

*

 implied:Table
2367 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
2368 Natural and environmental properties Concept (Monetary) As Of Debit ec:CapitalizedCostsNaturalandevironmentalproperties
2369 Wells, equipment and facilities - property, plant and equipment Concept (Monetary) As Of Debit ec:CapitalizedCostsWellsEquipmentAndFacilities
2370 Exploration and production projects Concept (Monetary) As Of Debit ec:CapitalizedCostsConstructionInProgress
2371 Accumulated depreciation, depletion and amortization Concept (Monetary) As Of Credit ec:CapitalizedCostsAccumulatedDepreciationDepletionAmortization
2372 Net capitalized costs Concept (Monetary) As Of Debit ec:CapitalizedCostsOilAndGasProducingActivitiesNetTotal
2373 1172 - Disclosure - Supplemental information on oil and gas producing activities (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetails1
2374 Implied Table Table

*

*

 implied:Table
2375 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
2376 Acquisition of Proved properties Concept (Monetary) For Period Debit ec:CostsIncurredAcquisitionOfProvedProperties
2377 Acquisition of unproved properties Concept (Monetary) For Period Debit ec:CostsIncurredAcquisitionOfUnprovedProperties
2378 Exploration costs Concept (Monetary) For Period Debit ec:CostsIncurredOilAndGasExplorationCosts
2379 Development costs Concept (Monetary) For Period Debit ec:CostsIncurredOilAndGasDevelopmentCosts
2380 Total costs incurred Concept (Monetary) For Period Debit ec:CostsIncurredOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesTotal
2381 1173 - Disclosure - Supplemental information on oil and gas producing activities (Details 2) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetails2
2382 Implied Table Table

*

*

 implied:Table
2383 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
2384 Net revenues Abstract ec:ResultsOfOperationsNetRevenueFromOilAndGasExplorationAndProductionActivitiesAbstract
2385 Sales Concept (Monetary) For Period Credit ec:ResultsOfOperationsSalesRevenue
2386 Transfers Concept (Monetary) For Period Credit ec:ResultsOfOperationsTransfersToEntitysOtherOperations
2387 Total Concept (Monetary) For Period Credit ec:ResultsOfOperationsRevenueFromOilAndGasExplorationAndProductionActivitiesTotal
2388 Production cost Concept (Monetary) For Period Debit ec:ResultsOfOperationsProductionCosts
2389 Depreciation, depletion and amortization Concept (Monetary) For Period Debit ec:ResultsOfOperationsDepreciationDepletionAndAmortization
2390 Other production costs Concept (Monetary) For Period Debit ec:ResultsOfOperationsOtherProductionCosts
2391 Exploration expenses Concept (Monetary) For Period Debit ifrs-full:ExpenseArisingFromExplorationForAndEvaluationOfMineralResources
2392 Other expenses Concept (Monetary) For Period Debit ec:ResultsOfOperationsOtherExpenses
2393 Total Concept (Monetary) For Period Debit ec:ResultsOfOperationsExpenseFromOilAndGasProducingActivitiesTotal
2394 Income before income tax expense Concept (Monetary) For Period Credit ec:ResultsOfOperationsIncomeBeforeIncomeTax
2395 Income tax expenses Concept (Monetary) For Period Debit ec:ResultsOfOperationsIncomeTaxExpenses
2396 Results of operations for exploration and production activities Concept (Monetary) For Period Credit ec:ResultsOfOperationsOilAndGasExplorationAndProducingActivitiesNetIncomeloss
2397 1174 - Disclosure - Supplemental information on oil and gas producing activities (Details 3) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetails3
2398 Schedule of Proved Developed and Undeveloped Oil and Gas Reserve Quantities [Table] Table

*

*

 ec:ScheduleOfProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable
2399 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2400 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
2401 Gas [Member] Member ec:GasMember
2402 Oil [Member] Member ec:OilsMember
2403 Reserve Quantities Proved Developed and Undeveloped Oil and Gas Reserve Quantities [Line Items] LineItems ec:ReserveQuantitiesProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesLineItems
2404 Opening balance Concept (num:volumeItemType) As Of ec:ProvedOilAndGasReservesNet
2405 Proved Reserves, Revisions of Previous Estimates Concept (num:volumeItemType) For Period ec:ProvedReservesRevisionsOfPreviousEstimates
2406 Proved Reserves, Improved Recovery Concept (num:volumeItemType) For Period ec:ProvedReservesImprovedRecovery
2407 Proved Reserves, Purchases Concept (num:volumeItemType) For Period ec:ProvedReservesPurchases
2408 Proved Reserves, Extensions, Discoveries, and Additions Concept (num:volumeItemType) For Period ec:ProvedReservesExtensionsDiscoveriesAndAdditions
2409 Proved Reserves, Production Concept (num:volumeItemType) For Period ec:ProvedReservesProduction
2410 Closing balance Concept (num:volumeItemType) As Of ec:ProvedOilAndGasReservesNet
2411 Proved developed reserves: Opening balance Concept (num:volumeItemType) As Of ec:ProvedDevelopedReserves
2412 Proved developed reserves: Closing balance Concept (num:volumeItemType) As Of ec:ProvedDevelopedReserves
2413 Proved undeveloped reserves: Opening balance Concept (num:volumeItemType) As Of ec:ProvedUndevelopedReserve
2414 Proved undeveloped reserves: Closing balance Concept (num:volumeItemType) As Of ec:ProvedUndevelopedReserve
2415 1175 - Disclosure - Supplemental information on oil and gas producing activities (Details 4) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetails4
2416 Implied Table Table

*

*

 implied:Table
2417 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
2418 Future cash inflows Concept (Monetary) As Of Debit ec:FutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesNetCashInflows
2419 Future costs Abstract ec:FutureNetCashFlowsRelatingToProvedOilAndGasReservesFutureCostsAbstract
2420 Production Concept (Monetary) As Of Credit ec:FutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesNetProductionCosts
2421 Development Concept (Monetary) As Of Credit ec:FutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesNetDevelopmentCosts
2422 Income taxes Concept (Monetary) As Of Credit ec:FutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesIncomeTaxExpenses
2423 Future net cash flow Concept (Monetary) As Of Debit ec:FutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesNetCashFlowsTotal
2424 10% discount factor Concept (Monetary) As Of Credit ec:FutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfNetCashFlows
2425 Standardized measure of discounted net cash flows Concept (Monetary) As Of Debit ec:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedCrudeOilAndGasReservesTotal
2426 1176 - Disclosure - Supplemental information on oil and gas producing activities (Details 5) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetails5
2427 Implied Table Table

*

*

 implied:Table
2428 Exploration for and evaluation of mineral resources [Abstract] Abstract ec:ExplorationForAndEvaluationOfMineralResourcesAbstract
2429 Net change in sales and transfer prices and in production cost (lifting) related to future production Concept (Monetary) For Period Debit ec:NetIncreaseDecreaseInNetChangeInSalesAndTransferPricesAndInProductionLiftingCostRelatedToFutureProduction
2430 Changes in estimated future development costs Concept (Monetary) For Period Debit ec:StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedCrudeOilAndGasReservesChangesInEstimatedFutureDevelopmentCosts
2431 Sales and transfer of oil and gas produced, net of production costs Concept (Monetary) For Period Credit ec:SalesAndTransferOfCrudeOilAndGasProduced
2432 Net change due to extensions, discoveries and improved recovery Concept (Monetary) For Period Debit ec:ExtensionsDiscoveriesAdditionsAndImprovedRecovery
2433 Net change due to purchase and sales of minerals in place Concept (Monetary) For Period Debit ec:NetChangeDueToPurchasesAndSalesOfMineralsInPlace
2434 Net change due to revisions in quantity estimates Concept (Monetary) For Period Debit ec:NetChangeDueToRevisionsOfPreviousQuantityEstimates
2435 Previously estimated development costs incurred during the period Concept (Monetary) For Period Debit ec:StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedCrudeOilAndGasReservesPreviouslyEstimatedDevelopmentCostsIncurred
2436 Accretion of discount Concept (Monetary) For Period Credit ec:StandardizedMeasureOfDiscountedFutureNetCashFlowRelatingToProvedCrudeOilAndGasReservesAccretionOfDiscounts
2437 Timing and other Concept (Monetary) For Period Debit ec:StandardizedMeasureOfDiscountedFutureNetCashFlowOfProvedCrudeOilAndGasReservesTimingAndOther
2438 Net change in income taxes Concept (Monetary) For Period Debit ec:NetChangesInFutureIncomeTaxExpenseEstimatesOnFutureCashFlowsRelatedToProvedOilAndGasReserves
2439 Aggregate change in the standardized measure of discounted future net cash flows for the year Concept (Monetary) For Period Debit ec:AggregateChangeInStandardizedMeasureOfDiscountedFutureNetCashFlows
2440 1177 - Disclosure - Supplemental information on oil and gas producing activities (Details Textual) Network

*

*

 http://www.ecopetrol.com.co/role/SupplementalInformationOnOilAndGasProducingActivitiesDetailsTextual
2441 ExplorationForAndEvaluationOfMineralResources [Table] Table

*

*

 ec:ExplorationforandevaluationofmineralresourcesTable
2442 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
2443 Assets [member] Member ifrs-full:ClassesOfAssetsMember
2444 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
2445 Products and services [member] Member ifrs-full:ProductsAndServicesMember
2446 K2 oil field [Member] Member ec:K2OilFieldMember
2447 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
2448 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
2449 MCX Exploration USA LLC [Member] Member ec:McxExplorationUsaLlcMember
2450 Range [Axis] Axis ifrs-full:RangeAxis
2451 Ranges [member] Member ifrs-full:RangesMember
2452 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
2453 Top of range [member] Member ifrs-full:TopOfRangeMember
2454 Exploration For And Evaluation Of Mineral Resources [Line Items] LineItems ec:ExplorationforandevaluationofmineralresourcesLineItems
2455 Cost capitalized to natural and environmental properties including assets retirement obligations Concept (Monetary) As Of Debit ec:NaturalAndEnvironmentalPropertiesIncludingAssetRetirementObligations
2456 Accretion expense related to the asset retirement obligations Concept (Monetary) For Period Debit ec:AccretionExpenseRelatedToAssetRetirementObligations
2457 Depreciation, depletion and amortization related to asset retirement obligations Concept (Monetary) For Period Debit ec:DepreciationDepletionAndAmortizationRelatedToAssetRetirementObligations
2458 Percentage of transferred crude oil and gas production based on value to intercompany units Concept (Percent) For Period ec:PercentageOfCrudeOilAndGasProductionBasedOnValue
2459 Percentage of transferred crude oil and gas production based on volume to intercompany units Concept (Percent) For Period ec:PercentageOfCrudeOilAndGasProductionBasedOnVolume
2460 Percentage of interest in product acquired Concept (Percent) For Period ec:PercentageOfInterestInProductAcquired
2461 Proportion of ownership interest in associate Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInAssociate
2462 Interest Rate On Acquisition Concept (Percent) For Period ec:InterestRateOnAcquisition
2463 1178 - Disclosure - Exhibit 1. Consolidated subsidiaries, associates and joint ventures (Details) Network

*

*

 http://www.ecopetrol.com.co/role/Exhibit1ConsolidatedSubsidiariesAssociatesAndJointVenturesDetails
2464 Disclosure of consolidated subsidiaries, associates and joint ventures [Table] Table

*

*

 ec:DisclosureOfConsolidatedSubsidiariesAssociatesAndJointVenturesTable
2465 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2466 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2467 Ecopetrol Global Energy SLU [Member] Member ec:EcopetrolGlobalEnergySluMember
2468 Ecopetrol Oleo e Gas do Brasil Ltda [Member] Member ec:EcopetrolOleoEGasDoBrasilLtdaMember
2469 Ecopetrol del Perú S.A. United [Member] Member ec:EcopetrolDelPerSAUnitedMember
2470 Ecopetrol America Inc [Member] Member ec:EcopetrolAmericaIncMember
2471 Black Gold Re Ltd. [Member] Member ec:BlackGoldReLtdMember
2472 Ecopetrol Germany Gmbh [Member] Member ec:EcopetrolGermanyGmbhMember
2473 Hocol petroleum limited [Member] Member ec:HocolPetroleumLimitedMember
2474 Hocol S.A [Member] Member ec:HocolSaMember
2475 Refineria de Cartagena SAS [Member] Member ec:RefineriaDeCartagenaSASMember
2476 COMAI - Compounding and Masterbatching Industry [Member] Member ec:ComaiCompoundingAndMasterbatchingIndustryMember
2477 Bioenergy S.A. [Member] Member ec:BioenergySaMember
2478 Bioenergy Zona Franca SAS [Member] Member ec:BioenergyZonaFrancaSasMember
2479 Oleoducto Central S. A.- Ocensa [Member] Member ec:OleoductoCentralSAUnitedOcensaMember
2480 Oleoducto de Colombia SA - ODC [Member] Member ec:OleoductoDeColombiaSaOdcMember
2481 Bicentenario de Colombia SAS [Member] Member ec:BicentenarioDeColombiaSasMember
2482 Ecopetrol Capital AG [Member] Member ec:EcopetrolCapitalAgMember
2483 Esenttia Resinas del Peru [Member] Member ec:EsenttiaResinasDelPeruMember
2484 Ecopetrol Costa Afuera SAS [Member] Member ec:EcopetrolCostaAfueraSasMember
2485 ECP Hidrocarburos de Mexico SA de CV [Member] Member ec:EcpHidrocarburosDeMexicoSaDeCvMember
2486 Andean Chemicals Ltd. [Member] Member ec:AndeanChemicalsLtdMember
2487 Cenit Transporte y Logstica SAS [Member] Member ec:CenitTransporteYLogsticaSASMember
2488 Oleoducto de los Llanos Orientales S. A. United - ODL [Member] Member ec:OleoductoDeLosLlanosOrientalesSAUnitedODLMember
2489 Ecopetrol Energa SAS ESP [Member] Member ec:EcopetrolEnergaSASESPMember
2490 Propilco S.A [Member] Member ec:PropilcoSaMember
2491 Disclosure of consolidated subsidiaries, associates and joint ventures [Line Items] LineItems ec:DisclosureOfConsolidatedSubsidiariesAssociatesAndJointVenturesLineItems
2492 Functional currency Concept (Text/String) For Period ifrs-full:DescriptionOfFunctionalCurrency
2493 Ownership interest Ecopetrol Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
2494 Activity Concept (Text/String) For Period ec:DescriptionOfNatureOfActivityOfSubsidiary
2495 Country/Domicile Concept (Text/String) For Period ifrs-full:CountryOfIncorporationOrResidenceOfSubsidiary
2496 Geographic area of operations Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfSubsidiary
2497 Equity Concept (Monetary) As Of Credit ifrs-full:Equity
2498 Profit (loss) of the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2499 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
2500 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
2501 1179 - Disclosure - Exhibit 1. Consolidated subsidiaries, associates and joint ventures (Details 1) Network

*

*

 http://www.ecopetrol.com.co/role/Exhibit1ConsolidatedSubsidiariesAssociatesAndJointVenturesDetails1
2502 Disclosure of consolidated subsidiaries, associates and joint ventures [Table] Table

*

*

 ec:DisclosureOfConsolidatedSubsidiariesAssociatesAndJointVenturesTable
2503 Associates [axis] Axis ifrs-full:SignificantInvestmentsInAssociatesAxis
2504 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
2505 Invercolsa S.A [Member] Member ec:InvercolsaSaMember
2506 Serviport S.A [Member] Member ec:ServiportSaMember
2507 Sociedad Portuaria Olefinas y Derivados S.A. [Member] Member ec:SociedadPortuariaOlefinasYDerivadosSaMember
2508 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
2509 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
2510 Equion Energy Limited [Member] Member ec:EquionEnergyLimitedMember
2511 Ecodiesel colombia S.A [Member] Member ec:EcodieselColombiaSaMember
2512 Offshore international group [Member] Member ec:OffshoreInternationalGroupMember
2513 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2514 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2515 Associates [member] Member ifrs-full:AssociatesMember
2516 Joint ventures [member] Member ifrs-full:JointVenturesMember
2517 Disclosure of consolidated subsidiaries, associates and joint ventures [Line Items] LineItems ec:DisclosureOfConsolidatedSubsidiariesAssociatesAndJointVenturesLineItems
2518 Functional currency Concept (Text/String) For Period ifrs-full:DescriptionOfFunctionalCurrency
2519 Ownership interest Ecopetrol, associate Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInAssociate
2520 Ownership interest Ecopetrol, joint venture Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointVenture
2521 Activity, associate Concept (Text/String) For Period ec:DescriptionOfNatureOfActivityOfAssociate
2522 Activity, joint venture Concept (Text/String) For Period ec:DescriptionOfNatureOfActivityOfJointVenture
2523 Country/Domicile, associate Concept (Text/String) For Period ifrs-full:CountryOfIncorporationOrResidenceOfAssociate
2524 Country/Domicile, joint venture Concept (Text/String) For Period ifrs-full:CountryOfIncorporationOfJointVenture
2525 Geographic area of operations, associate Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfAssociate
2526 Geographic area of operations, joint venture Concept (Text/String) For Period ifrs-full:PrincipalPlaceOfBusinessOfJointVenture
2527 Equity Concept (Monetary) As Of Credit ifrs-full:Equity
2528 Profit (loss) of the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2529 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
2530 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
2531 1180 - Disclosure - Exhibit 2 . Conditions of the most significant loans (Details 2) Network

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 http://www.ecopetrol.com.co/role/Exhibit2ConditionsOfTheMostSignificantLoansDetails2
2532 Disclosure of detailed information about borrowings [table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
2533 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2534 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2535 Bonds domestic currency One [Member] Member ec:BondsDomesticCurrencyOneMember
2536 Bonds domestic currency Two [Member] Member ec:BondsDomesticCurrencyTwoMember
2537 Bonds domestic currency Three [Member] Member ec:BondsDomesticCurrencyThreeMember
2538 Bonds domestic currency Four [Member] Member ec:BondsDomesticCurrencyFourMember
2539 Bonds domestic currency Five [Member] Member ec:BondsDomesticCurrencyFiveMember
2540 Local Currency Syndicated Loan One [Member] Member ec:LocalCurrencySyndicatedLoanOneMember
2541 Local Currency Syndicated Loan Two [Member] Member ec:LocalCurrencySyndicatedLoanTwoMember
2542 Bonds Foreign currency One [Member] Member ec:BondsForeignCurrencyOneMember
2543 Bonds Foreign currency Two [Member] Member ec:BondsForeignCurrencyTwoMember
2544 Bonds Foreign currency Three [Member] Member ec:BondsForeignCurrencyThreeMember
2545 Bonds Foreign currency Four [Member] Member ec:BondsForeignCurrencyFourMember
2546 Bonds Foreign currency Five [Member] Member ec:BondsForeignCurrencyFiveMember
2547 Bonds Foreign currency Six [Member] Member ec:BondsForeignCurrencySixMember
2548 Bonds Foreign currency Seven [Member] Member ec:BondsForeignCurrencySevenMember
2549 International commercial creditsRefuberua de Cartagena One [Member] Member ec:InternationalCommercialCreditsRefuberuaDeCartagenaOneMember
2550 International commercial creditsRefuberua de Cartagena Two [Member] Member ec:InternationalCommercialCreditsRefuberuaDeCartagenaTwoMember
2551 International commercial creditsRefuberua de Cartagena Three [Member] Member ec:InternationalCommercialCreditsRefuberuaDeCartagenaThreeMember
2552 International commercial creditsRefuberua de Cartagena Four [Member] Member ec:InternationalCommercialCreditsRefuberuaDeCartagenaFourMember
2553 International commercial creditsRefuberua de Cartagena Five [Member] Member ec:InternationalCommercialCreditsRefuberuaDeCartagenaFiveMember
2554 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2555 Expiry date Concept (Year/Month) For Period ec:BorrowingExpiryDate
2556 Currency Concept (Text/String) For Period ifrs-full:BorrowingsOriginalCurrency
2557 Disbursement Concept (Monetary) As Of ifrs-full:NotionalAmount
2558 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
2559 Typo de interest Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2560 Amortization of the principal Concept (Text/String) For Period ec:BasisOfAmortizationOfPrincipal
2561 Payment of interest Concept (Text/String) For Period ec:InterestPaymentTerms
2562 Initial date Concept (Year/Month) For Period ec:BorrowingInitialDate

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