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Segment information (Condensed Statements Of Comprehensive Earnings And Balance Sheets Of Reportable Segments) (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues from external customers | $ 5,995 us-gaap_Revenues | $ 5,336 us-gaap_Revenues | $ 4,510 us-gaap_Revenues | $ 3,725 us-gaap_Revenues | $ 2,624 us-gaap_Revenues | $ 2,714 us-gaap_Revenues | $ 3,088 us-gaap_Revenues | $ 1,971 us-gaap_Revenues | $ 19,566 us-gaap_Revenues | $ 10,397 us-gaap_Revenues | $ 9,501 us-gaap_Revenues
Depreciation, depletion and amortization |  |  |  |  |  |  |  |  | 3,319 us-gaap_DepreciationDepletionAndAmortization | 2,780 us-gaap_DepreciationDepletionAndAmortization | 2,811 us-gaap_DepreciationDepletionAndAmortization
Asset impairments | 1,900 us-gaap_AssetImpairmentCharges |  |  |  |  |  |  |  | 1,953 us-gaap_AssetImpairmentCharges | 1,976 us-gaap_AssetImpairmentCharges | 2,024 us-gaap_AssetImpairmentCharges
Gains and losses on asset sales |  |  |  |  |  |  |  |  | (1,072)us-gaap_GainLossOnDispositionOfAssets1 | 9 us-gaap_GainLossOnDispositionOfAssets1 | (13)us-gaap_GainLossOnDispositionOfAssets1
Interest expense |  |  |  |  |  |  |  |  | 536 us-gaap_InterestExpense | 437 us-gaap_InterestExpense | 406 us-gaap_InterestExpense
Earnings (loss) before income taxes | 291 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 1,654 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 1,554 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 560 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 475 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 639 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 997 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | (1,962)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 4,059 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 149 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | (317)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 2,368 us-gaap_IncomeTaxExpenseBenefit | 169 us-gaap_IncomeTaxExpenseBenefit | (132)us-gaap_IncomeTaxExpenseBenefit
Net earnings (loss) |  |  |  |  |  |  |  |  | 1,691 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (20)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (185)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Net earnings (loss) attributable to noncontrolling interests |  |  |  |  |  |  |  |  | 84 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest |  |
Net earnings (loss) attributable to Devon | (408)us-gaap_NetIncomeLoss | 1,016 us-gaap_NetIncomeLoss | 675 us-gaap_NetIncomeLoss | 324 us-gaap_NetIncomeLoss | 207 us-gaap_NetIncomeLoss | 429 us-gaap_NetIncomeLoss | 683 us-gaap_NetIncomeLoss | (1,339)us-gaap_NetIncomeLoss | 1,607 us-gaap_NetIncomeLoss | (20)us-gaap_NetIncomeLoss | (206)us-gaap_NetIncomeLoss
Property and equipment, net | 36,296 us-gaap_PropertyPlantAndEquipmentNet |  |  |  | 28,447 us-gaap_PropertyPlantAndEquipmentNet |  |  |  | 36,296 us-gaap_PropertyPlantAndEquipmentNet | 28,447 us-gaap_PropertyPlantAndEquipmentNet | 27,316 us-gaap_PropertyPlantAndEquipmentNet
Total assets | 50,637 us-gaap_Assets |  |  |  | 42,877 us-gaap_Assets |  |  |  | 50,637 us-gaap_Assets | 42,877 us-gaap_Assets | 43,326 us-gaap_Assets
Capital expenditures |  |  |  |  |  |  |  |  | 13,559 dvn_CapitalExpenditures | 6,643 dvn_CapitalExpenditures | 8,474 dvn_CapitalExpenditures
Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest expense |  |  |  |  |  |  |  |  | (44)us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (35)us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (19)us-gaap_InterestExpense / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Total assets | (124)us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember |  |  |  |  |  |  |  | (124)us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember |  |
Eliminations [Member] | Intersegment [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues from external customers |  |  |  |  |  |  |  |  | (859)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember / us-gaap_SubsegmentsConsolidationItemsAxis = us-gaap_IntersubsegmentEliminationsMember | (1,362)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember / us-gaap_SubsegmentsConsolidationItemsAxis = us-gaap_IntersubsegmentEliminationsMember | (1,105)us-gaap_Revenues / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember / us-gaap_SubsegmentsConsolidationItemsAxis = us-gaap_IntersubsegmentEliminationsMember
United States [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of reportable segments |  |  |  |  |  |  |  |  | 1 us-gaap_NumberOfReportableSegments / us-gaap_StatementBusinessSegmentsAxis = country_US |  |
Revenues from external customers |  |  |  |  |  |  |  |  | 14,862 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = country_US | 6,807 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = country_US | 6,098 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = country_US
Depreciation, depletion and amortization |  |  |  |  |  |  |  |  | 2,479 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = country_US | 1,744 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = country_US | 1,679 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = country_US
Asset impairments |  |  |  |  |  |  |  |  | 12 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = country_US | 1,133 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = country_US | 1,845 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = country_US
Gains and losses on asset sales |  |  |  |  |  |  |  |  | 5 us-gaap_GainLossOnDispositionOfAssets1 / us-gaap_StatementBusinessSegmentsAxis = country_US |  |
Interest expense |  |  |  |  |  |  |  |  | 441 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = country_US | 392 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = country_US | 343 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = country_US
Earnings (loss) before income taxes |  |  |  |  |  |  |  |  | 4,388 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = country_US | 495 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = country_US | (372)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = country_US
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 1,797 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = country_US | 258 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = country_US | (143)us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = country_US
Net earnings (loss) |  |  |  |  |  |  |  |  | 2,591 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_US | 237 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_US | (229)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_US
Net earnings (loss) attributable to noncontrolling interests |  |  |  |  |  |  |  |  | 1 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_US |  |
Net earnings (loss) attributable to Devon |  |  |  |  |  |  |  |  | 2,590 us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = country_US |  |
Property and equipment, net | 24,572 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_US |  |  |  | 18,201 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_US |  |  |  | 24,572 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_US | 18,201 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_US | 16,622 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_US
Total assets | 32,147 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_US |  |  |  | 27,080 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_US |  |  |  | 32,147 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_US | 27,080 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_US | 22,050 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_US
Capital expenditures |  |  |  |  |  |  |  |  | 11,245 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = country_US | 4,589 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = country_US | 6,159 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = country_US
Canada [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues from external customers |  |  |  |  |  |  |  |  | 2,063 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = country_CA | 2,656 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = country_CA | 2,600 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = country_CA
Depreciation, depletion and amortization |  |  |  |  |  |  |  |  | 560 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = country_CA | 849 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = country_CA | 987 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = country_CA
Asset impairments |  |  |  |  |  |  |  |  | 1,941 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = country_CA | 843 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = country_CA | 163 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = country_CA
Gains and losses on asset sales |  |  |  |  |  |  |  |  | (1,077)us-gaap_GainLossOnDispositionOfAssets1 / us-gaap_StatementBusinessSegmentsAxis = country_CA |  |
Interest expense |  |  |  |  |  |  |  |  | 85 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = country_CA | 80 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = country_CA | 82 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = country_CA
Earnings (loss) before income taxes |  |  |  |  |  |  |  |  | (657)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = country_CA | (532)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = country_CA | (73)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = country_CA
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 495 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = country_CA | (156)us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = country_CA | (35)us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = country_CA
Net earnings (loss) |  |  |  |  |  |  |  |  | (1,152)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_CA | (376)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_CA | (38)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = country_CA
Net earnings (loss) attributable to Devon |  |  |  |  |  |  |  |  | (1,152)us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = country_CA |  |
Property and equipment, net | 6,790 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_CA |  |  |  | 8,478 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_CA |  |  |  | 6,790 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_CA | 8,478 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_CA | 8,955 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = country_CA
Total assets | 8,517 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_CA |  |  |  | 13,560 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_CA |  |  |  | 8,517 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_CA | 13,560 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_CA | 19,070 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = country_CA
Capital expenditures |  |  |  |  |  |  |  |  | 1,344 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = country_CA | 1,841 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = country_CA | 1,963 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = country_CA
EnLink [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues from external customers |  |  |  |  |  |  |  |  | 2,641 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 934 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 803 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Depreciation, depletion and amortization |  |  |  |  |  |  |  |  | 280 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 187 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 145 us-gaap_DepreciationDepletionAndAmortization / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Asset impairments |  |  |  |  |  |  |  |  |  |  | 16 us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Interest expense |  |  |  |  |  |  |  |  | 54 us-gaap_InterestExpense / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |
Earnings (loss) before income taxes |  |  |  |  |  |  |  |  | 328 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 186 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 128 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 76 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 67 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 46 us-gaap_IncomeTaxExpenseBenefit / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Net earnings (loss) |  |  |  |  |  |  |  |  | 252 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 119 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 82 us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Net earnings (loss) attributable to noncontrolling interests |  |  |  |  |  |  |  |  | 83 us-gaap_NetIncomeLossAttributableToNoncontrollingInterest / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |
Net earnings (loss) attributable to Devon |  |  |  |  |  |  |  |  | 169 us-gaap_NetIncomeLoss / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |
Property and equipment, net | 4,934 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |  |  | 1,768 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |  |  | 4,934 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 1,768 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 1,739 us-gaap_PropertyPlantAndEquipmentNet / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Total assets | 10,097 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |  |  | 2,237 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember |  |  |  | 10,097 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 2,237 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 2,206 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
Capital expenditures |  |  |  |  |  |  |  |  | 970 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 213 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember | 352 dvn_CapitalExpenditures / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember
EnLink [Member] | Intersegment [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues from external customers |  |  |  |  |  |  |  |  | $ 859 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember / us-gaap_SubsegmentsConsolidationItemsAxis = us-gaap_IntersubsegmentEliminationsMember | $ 1,362 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember / us-gaap_SubsegmentsConsolidationItemsAxis = us-gaap_IntersubsegmentEliminationsMember | $ 1,105 us-gaap_Revenues / us-gaap_StatementBusinessSegmentsAxis = dvn_EnlinkMember / us-gaap_SubsegmentsConsolidationItemsAxis = us-gaap_IntersubsegmentEliminationsMember

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