XML 74 R56.htm IDEA: XBRL DOCUMENT v3.21.2

Derivative Financial Instruments (Schedule Of Open Natural Gas Derivative Positions) (Parenthetical) (Details)	6 Months Ended
	Jun. 30, 2021 $ / MMBTU bbl
FERC Henry Hub Natural Gas [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	26,500
Weighted Average Price Swap | $ / MMBTU	2.77
NYMEX West Texas Intermediate [Member]
Derivatives, Fair Value [Line Items]
Volume Per Day (Bbls/d) | bbl	240,000
Weighted Average Price Swap | $ / MMBTU	2.62

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:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Nominal volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeNonmonetaryNotionalAmountVolume
Namespace Prefix:	us-gaap_
Data Type:	num:volumeItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Average fixed price related to the group of price risk swap derivatives.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeSwapTypeAverageFixedPrice
Namespace Prefix:	us-gaap_
Data Type:	srt-types:perUnitItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=dvn_FERCHenryHubNaturalGasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=dvn_NYMEXWestTexasIntermediateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: