CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Statement of Other Comprehensive Income [Abstract]
Net (loss) income	$ (4,954)	$ 58,909	$ (38,901)	$ 185,904
Employee benefit plans:
Amortization of and adjustments to employee benefit costs	(246)	(10,902)	1,144	(9,938)
Income tax benefit (expense)	54	2,419	(249)	2,205
Total other comprehensive (loss) income, net of tax	(192)	(8,483)	895	(7,733)
Total comprehensive (loss) income	$ (5,146)	$ 50,426	$ (38,006)	$ 178,171

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details

Alpha Metallurgical Resources, Inc. 10-Q