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v3.23.2

Other, Net (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Other Expenses [Abstract] |  |  |  |
Estimated future obligation under a performance guarantee | $ 0 | $ 0 | $ 0 | $ (96)
Ukraine charitable pledge | $ 0 | $ 0 | $ 0 | $ 20

X
- Definition Charitable contribution. + References No definition available. + Details
Name: | dvn_CharitableContribution
Namespace Prefix: | dvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Estimated future obligation under performance guarantee. + References No definition available. + Details
Name: | dvn_EstimatedFutureObligationUnderPerformanceGuarantee
Namespace Prefix: | dvn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OtherExpensesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration