XML 144 R118.htm IDEA: XBRL DOCUMENT
v3.22.4

Supplemental Information on Oil and Gas Operations (Unaudited) (Narrative) (Details) $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 USD ($) MMBoe $ / bbl $ / Mcf | Dec. 31, 2021 USD ($) MMBoe | Dec. 31, 2020 USD ($) MMBoe | Dec. 31, 2025 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions due to prices | 34 | 155 | 78 |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) | (49) | 43 | 55 |  |  |
Proved developed and undeveloped reserves, additional downward revisions other than price(MMBoe) |  | 10 | 20 |  |  |
Proved developed and undeveloped reserves, extensions and discoveries | 278 | 228 | 135 |  |  |
Proved developed and undeveloped reserves revisions due to change in previously adopted development plans | 22 |  |  |  |  |
Proved developed and undeveloped reserves, Purchase of reserves | 153 | 663 | 7 |  |  |
Proved undeveloped reserves increased percentage | 16.00% |  |  |  |  |
Proved undeveloped reserves as percentage of entire proved reserves | 22.00% |  |  |  |  |
Purchased reserves related to acquisition, energy | 44 |  |  |  |  |
Proved undeveloped reserves due to drilling and development activities (MMBoe) | 176 |  |  |  |  |
Proved undeveloped reserves, conversion to proved developed reserves (MMBoe) | 127 |  |  |  |  |
Cost incurred related to development and conversion of proved undeveloped reserves | $ | $ 866 |  |  |  |  |
Proved undeveloped reserves revisions other than price | 39 |  |  |  |  |
Proved Undeveloped Reserves Revisions with Additional Revisions | (17) |  |  |  |  |
Average estimated future realized price per barrel of oil used to estimate future cash inflows for proved oil reserves | $ / bbl | 93.53 |  |  |  |  |
Average estimated future realized price per Mcf of gas used to estimate future cash inflows for proved gas reserves | $ / Mcf | 5.41 |  |  |  |  |
Average estimated future realized price per barrel of natural gas liquids used to estimate future cash inflows for proved NGL reserves | $ / bbl | 34.58 |  |  |  |  |
Future development costs | $ | $ 5,176 | $ 3,689 | $ 1,747 |  |  |
Future dismantlement, abandonment and rehabilitation costs | $ | $ 800 |  |  |  |  |
Scenario Forecast [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Future development costs | $ |  |  |  | $ 700 | $ 1,200 | $ 1,700
Maximum [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) |  | 53 | 75 |  |  |
Delaware Basin |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) | 33 | 23 | 40 |  |  |
Proved developed and undeveloped reserves, extensions and discoveries | 255 | 209 | 117 |  |  |
Proved developed and undeveloped reserves, Purchase of reserves |  | 538 |  |  |  |
Proved undeveloped reserves percentage | 80.00% |  |  |  |  |
Percentage of extensions and discoveries proved undeveloped reserves | 97.00% |  |  |  |  |
Delaware Basin | Maximum [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved undeveloped reserves revisions other than price | (9) |  |  |  |  |
Williston Basin |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) |  | 12 |  |  |  |
Proved developed and undeveloped reserves, extensions and discoveries | 5 | 6 |  |  |  |
Proved developed and undeveloped reserves, Purchase of reserves | 66 | 125 |  |  |  |
Percentage of purchase reserves related to acquisition | 51.00% |  |  |  |  |
STACK [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) |  | 12 | 22 |  |  |
Proved developed and undeveloped reserves, extensions and discoveries | 5 | 8 | 8 |  |  |
Eagle Ford [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, extensions and discoveries | 6 | 3 | 5 |  |  |
Proved developed and undeveloped reserves, Purchase of reserves | 87 |  |  |  |  |
Percentage of purchase reserves related to acquisition | 49.00% |  |  |  |  |
Powder River Basin [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) | 5 |  |  |  |  |
Proved developed and undeveloped reserves, extensions and discoveries | 7 | 2 | 5 |  |  |
Powder River Basin [Member] | Maximum [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved undeveloped reserves revisions other than price | (6) |  |  |  |  |
Anadarko Basin |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved developed and undeveloped reserves, revisions other than price (MMBoe) | 4 |  |  |  |  |
Anadarko Basin | Maximum [Member] |  |  |  |  |  |
Reserve Quantities [Line Items] |  |  |  |  |  |
Proved undeveloped reserves revisions other than price | (7) |  |  |  |  |

X
- Definition Average Estimated Future Realized Price Per Barrel Of Natural Gas Liquids Used To Estimate Future Cash Inflows For Proved NGL Reserves + References No definition available. + Details
Name: | dvn_AverageEstimatedFutureRealizedPricePerBarrelOfNaturalGasLiquidsUsedToEstimateFutureCashInflowsForProvedNglReserves
Namespace Prefix: | dvn_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average Estimated Future Realized Price Per Barrel Of Oil Used To Estimate Future Cash Inflows For Proved Oil Reserves + References No definition available. + Details
Name: | dvn_AverageEstimatedFutureRealizedPricePerBarrelOfOilUsedToEstimateFutureCashInflowsForProvedOilReserves
Namespace Prefix: | dvn_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average Estimated Future Realized Price Per Mcf Of Gas Used To Estimate Future Cash Inflows For Proved Gas Reserves + References No definition available. + Details
Name: | dvn_AverageEstimatedFutureRealizedPricePerMcfOfGasUsedToEstimateFutureCashInflowsForProvedGasReserves
Namespace Prefix: | dvn_
Data Type: | srt-types:perUnitItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cost incurred related to development and conversion of proved undeveloped reserves. + References No definition available. + Details
Name: | dvn_CostIncurredRelatedToDevelopmentAndConversionOfProvedUndevelopedReserves
Namespace Prefix: | dvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Future Dismantlement Abandonment And Rehabilitation Costs + References No definition available. + Details
Name: | dvn_FutureDismantlementAbandonmentAndRehabilitationCosts
Namespace Prefix: | dvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of extensions and discoveries, proved undeveloped reserves. + References No definition available. + Details
Name: | dvn_PercentageOfExtensionsAndDiscoveriesProvedUndevelopedReserves
Namespace Prefix: | dvn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of purchase reserves related to acquisition. + References No definition available. + Details
Name: | dvn_PercentageOfPurchaseReservesRelatedToAcquisition
Namespace Prefix: | dvn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved Developed And Undeveloped Reserves Revisions Due To Change In Previously Adopted Development Plans Other Than Price + References No definition available. + Details
Name: | dvn_ProvedDevelopedAndUndevelopedReservesRevisionsDueToChangeInPreviouslyAdoptedDevelopmentPlansOtherThanPrice
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved developed and undeveloped reserves, revisions due to prices (Energy) + References No definition available. + Details
Name: | dvn_ProvedDevelopedAndUndevelopedReservesRevisionsDueToPricesEnergy
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved developed and undeveloped reserves revisions other than price. + References No definition available. + Details
Name: | dvn_ProvedDevelopedAndUndevelopedReservesRevisionsOtherThanPrice
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved undeveloped reserves as percentage of entire proved reserves. + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesAsPercentageOfEntireProvedReserves
Namespace Prefix: | dvn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved undeveloped reserves, conversion to proved developed reserves (Energy). + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesConversionToProvedDevelopedReservesEnergy
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved undeveloped reserves, extensions and discoveries (Energy) + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesExtensionsAndDiscoveriesEnergy
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved undeveloped reserves increased percentage. + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesIncreasedPercentage
Namespace Prefix: | dvn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved undeveloped reserves percentage extensions and discoveries energy. + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesPercentageExtensionsAndDiscoveriesEnergy
Namespace Prefix: | dvn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved undeveloped reserves revisions other than price. + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesRevisionsOtherThanPrice
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Proved Undeveloped Reserves Revisions with Additional Revisions + References No definition available. + Details
Name: | dvn_ProvedUndevelopedReservesRevisionsWithAdditionalRevisions
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Purchased reserves related to acquisition (Energy). + References No definition available. + Details
Name: | dvn_PurchasedReservesRelatedToAcquisitionEnergy
Namespace Prefix: | dvn_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of estimated future accumulated cash outflow for costs to be incurred in developing proved oil and gas reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 55 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=34713648&loc=d3e63094-109448 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 31 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e62455-109447 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 33 -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e62479-109447 + Details
Name: | srt_FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts
Namespace Prefix: | srt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Energy measure of increase in quantity of proved reserve of oil and gas resulting from the extension of the proved acreage of previously discovered reservoir or discovery of new field with proved reserve or of new reservoir of proved reserve in old field, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 5 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e61831-109447 + Details
Name: | srt_ProvedDevelopedAndUndevelopedReserveExtensionAndDiscoveryEnergy
Namespace Prefix: | srt_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Energy measure of increase (decrease) of quantity of proved reserve of oil and gas, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e61831-109447 + Details
Name: | srt_ProvedDevelopedAndUndevelopedReserveNetEnergyPeriodIncreaseDecrease
Namespace Prefix: | srt_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Energy measure of increase in quantity of proved reserve of oil and gas resulting from purchase of mineral in place, stated in a unit of energy. For example, but not limited to, barrel of oil equivalents (BOE) or one thousand cubic feet of natural gas equivalent (Mcfe). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 5 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126939881&loc=d3e61831-109447 + Details
Name: | srt_ProvedDevelopedAndUndevelopedReservePurchaseOfMineralInPlaceEnergy
Namespace Prefix: | srt_
Data Type: | dtr-types:energyItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | srt_ReserveQuantitiesLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=dvn_DelawareBasinMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=dvn_WillistonBasinMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=dvn_AnadarkoBasinStackMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=dvn_EagleFordMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=dvn_PowderRiverBasinMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=dvn_AnadarkoBasinMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |