XML 79 R53.htm IDEA: XBRL DOCUMENT
v3.22.4

Summary Of Significant Accounting Policies (Schedule of Components of Investments) (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Summary Of Significant Accounting Policies [Line Items] |  |
Investments | $ 440 | $ 402
Catalyst [Member] |  |
Summary Of Significant Accounting Policies [Line Items] |  |
% Interest | 50.00% |
Investments | $ 339 | 368
Matterhorn [Member] |  |
Summary Of Significant Accounting Policies [Line Items] |  |
% Interest | 12.50% |
Investments | $ 54 |
Other [Member] |  |
Summary Of Significant Accounting Policies [Line Items] |  |
Investments | $ 47 | $ 34

X
- Definition Percentage Of Interest In Investments + References No definition available. + Details
Name: | dvn_PercentageOfInterestInInvestments
Namespace Prefix: | dvn_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Summary Of Significant Accounting Policies [Line Items] + References No definition available. + Details
Name: | dvn_SummaryOfSignificantAccountingPoliciesLineItems
Namespace Prefix: | dvn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Sum of the carrying amounts as of the balance sheet date of all investments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.1(h)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 + Details
Name: | us-gaap_Investments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=dvn_CatalystMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=dvn_MatterhornMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=dvn_OtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |