Settlement expense relating to gas processing contracts.

No definition available.

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- Definition

The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations, net of purchase price adjustments.

+ References

No definition available.

+ Details

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- Definition

Proved developed reserves sold BOE percent.

+ References

No definition available.

+ Details

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- 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

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- Definition

Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=68055307&loc=d3e2443-110228

+ Details

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- Definition

The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The cash inflow to dispose of long-lived, physical assets and mineral interests in oil and gas properties used for normal oil and gas operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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- Details

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- Details

Name:	us-gaap_StatementGeographicalAxis=dvn_BarnettShaleMember
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Divestitures (Narrative) (Details) - USD ($)		3 Months Ended		6 Months Ended
Divestitures (Narrative) (Details) - USD ($)	Jul. 18, 2018	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Mar. 31, 2018
Business Acquisition [Line Items]
Gain recognized		$ (23,000,000)	$ 22,000,000	$ (11,000,000)	$ 30,000,000
EnLink and General Partner [Member] \| Subsequent Event [Member]
Business Acquisition [Line Items]
Gain recognized	$ 2,500,000,000
Proceeds from sale of aggregate ownership interest	$ 3,100,000,000
Share Repurchase Program [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Share repurchase program, maximum authorized amount		$ 4,000,000,000		$ 4,000,000,000		$ 1,000,000,000
Barnett Shale [Member]
Business Acquisition [Line Items]
Percentage of proved reserves associated with divestiture assets compared to total estimated proved reserves		10.00%
Divestitures of property and equipment		$ 553,000,000
Divestitures of property and equipment net of purchase price adjustments		481,000,000
Gain recognized		0
Settlement expenses relating to gas processing contracts		$ 40,000,000