No definition available.

Name:	dvn_BusinessCombinationCashConsideration
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Business combination recognized identifiable assets acquired and liabilities assumed asset retirement obligations.

No definition available.

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

Business combination recognized identifiable assets acquired and liabilities assumed proved oil and gas property and equipment.

No definition available.

Name:	dvn_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedProvedOilAndGasPropertyAndEquipment
Namespace Prefix:	dvn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Business combination recognized identifiable assets acquired and liabilities assumed right-of-use assets.

No definition available.

Name:	dvn_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightOfUseAssets
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Business combination recognized identifiable assets acquired and liabilities assumed unproved and properties under development – oil and gas.

No definition available.

Name:	dvn_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedUnprovedAndPropertiesUnderDevelopmentOilAndGas
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Data Type:	xbrli:monetaryItemType
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Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

No definition available.

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Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 30
-Paragraph 8
-SubTopic 30
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479637/805-30-30-8

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 30
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- References

No definition available.

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Data Type:	xbrli:stringItemType
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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.

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Data Type:	xbrli:stringItemType
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Amount of lease obligation assumed in business combination.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
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-URI https://asc.fasb.org/1943274/2147479907/805-20-50-1

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Data Type:	xbrli:monetaryItemType
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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Data Type:	xbrli:monetaryItemType
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Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Data Type:	xbrli:monetaryItemType
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Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

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Amount of deferred revenue expected to be recognized as such within one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Data Type:	xbrli:monetaryItemType
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The amount of inventory recognized as of the acquisition date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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Data Type:	xbrli:monetaryItemType
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Amount of liabilities assumed at the acquisition date.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Amount of assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

The amount of property, plant, and equipment recognized as of the acquisition date.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
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-Name Accounting Standards Codification
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

DEVON ENERGY CORP/DE 10-Q