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Asset Retirement Obligations (Tables)

12 Months Ended

Dec. 31, 2024

Asset Retirement Obligation Disclosure [Abstract]

Summary Of Changes In Asset Retirement Obligations

The following table presents the changes in asset retirement obligations.

		Year Ended December 31,
		2024				2023
Asset retirement obligations as of beginning of period		$	665			$	529
Assumed Grayson Mill obligations			75				—
Liabilities incurred			30				110
Liabilities settled and divested			(37	)			(30	)
Revision of estimated obligation			35				27
Accretion expense on discounted obligation			39				29
Asset retirement obligations as of end of period			807				665
Less current portion			37				22
Asset retirement obligations, long-term		$	770			$	643

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- References

No definition available.

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- Definition

Tabular disclosure of the carrying amount of a liability for asset retirement obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 410
-SubTopic 20
-Name Accounting Standards Codification
-Paragraph 1
-Section 50
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481850/410-20-50-1

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