Contingent earnout payment period.

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.

+ References

No definition available.

+ Details

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- Definition

Henry Hub gas price for contingent earnout payment upside.

+ References

No definition available.

+ Details

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- Definition

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

+ References

No definition available.

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- Definition

WTI oil price for contingent earnout payment upside.

+ References

No definition available.

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- Definition

Face amount or stated value per share of common stock.

+ References

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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

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

+ References

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Acquisition and Divestitures (Narrative) (Details) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2026 USD ($) $ / shares $ / MMBTU $ / bbl shares	Mar. 31, 2025 USD ($)	Feb. 01, 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
Investments \| $	$ 715			$ 727
Common stock, shares issued (in shares) \| shares	621			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
Barnett Shale [Member]
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations And Disposition [Line Items]
Contingent earnout payments \| $	$ 20	$ 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.