Aggregate Purchase Price for Acquired Acreage

No definition available.

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- Definition

Contingent earnout payment period.

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No definition available.

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- Definition

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

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No definition available.

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- Definition

Henry Hub gas price for contingent earnout payment upside.

+ References

No definition available.

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- Definition

Line item represent income statement balance sheet and additional disclosures by disposal groups including discontinued operations and disposition.

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No definition available.

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- Definition

WTI oil price for contingent earnout payment upside.

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No definition available.

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- Definition

Leased area representing summation of fractional ownership working interest to whole on which oil and gas wells have not been drilled or completed that would permit production of economic quantities of oil and gas. Excludes area of undrilled acreage held by production under terms of lease.

+ References

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-Name Regulation S-K (SK)
-Number 229
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-Paragraph b
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- Definition

Amount of acquiree's earnings (loss) since acquisition date of business combination included in consolidated statement of income.

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- Definition

Amount of acquiree's revenue since acquisition date of business combination included in consolidated statement of income.

+ References

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- Definition

Face amount or stated value per share of common stock.

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- Definition

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.

+ References

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- Definition

Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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- Definition

Amount of realized and unrealized gain (loss) on investment.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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- Definition

Amount of realized gain (loss) on investment.

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Acquisition and Divestitures (Narrative) (Details) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($) a $ / shares $ / MMBTU $ / bbl shares	Jun. 30, 2025 USD ($)	May 07, 2026 $ / shares	May 06, 2026 USD ($)	May 04, 2026 $ / shares	Dec. 31, 2025 USD ($) $ / shares shares
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Common stock right to receive \| $ / shares		$ 0.1				$ 0.1	$ 0.1
Devon common stock issued		$ 115					$ 62
Investments		$ 992					$ 727
Common stock, shares issued (in shares) \| shares		1,150					622
Common Stock [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Common stock right to receive \| $ / shares				$ 0.7
Devon common stock issued					$ 24,800
Barnett Shale [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Contingent earnout payments			$ 20
Henry Hub gas price for contingent earnout payment upside \| $ / MMBTU		2.75
WTI oil price for contingent earnout payment upside \| $ / bbl		50
Contingent earnout payment period		The contingent payment period commenced on January 1, 2021, and had a term of four years.
Matterhorn [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Investments	$ 372		$ 372
Gain on sale of investment	307
Gain (Loss) on Investments	$ 239
Bureau of Land Management [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Oil and Gas, Undeveloped Acreage, Net \| a		16,300
Aggregate Purchase Price for Acquired Acreage		$ 2,600
Coterra [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Business Combination Revenue of Acquiree Since Acquisition Date		1,300
Business Combination Earning of Acquiree Since Acquisition Date		$ 230