Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Sales and Operating Revenues:
Revenues	$ 547,463	$ 593,350	$ 1,087,931	$ 1,245,047
Expenses:
Outside coal purchases	7,179	10,608	14,524	19,720
General and administrative	20,380	20,562	40,960	42,691
Depreciation, depletion and amortization	76,340	66,454	144,969	132,003
Total operating expenses	458,745	475,930	904,935	967,332
Income from Operations	88,718	117,420	182,996	277,715
Interest expense (net of interest capitalized of $3,360, $2,786, $7,848 and $5,084, respectively)	(9,252)	(9,277)	(17,686)	(17,026)
Interest income	570	2,084	1,437	3,360
Net loss on equity method investments	(1,536)	(152)	(3,542)	(705)
Change in fair value of digital assets	12,856	(3,748)	7,282	8,105
Impairment loss on investments	(25,000)	0	(25,000)	0
Other income (expense)	17	(958)	628	(1,564)
Income Before Income Taxes	66,373	105,369	146,115	269,885
Income Tax Expense	5,348	3,860	9,530	8,809
Net Income	61,025	101,509	136,585	261,076
Less: Net Income Attributable to Noncontrolling Interest	(1,615)	(1,322)	(3,192)	(2,832)
Net Income Attributable to ARLP	$ 59,410	$ 100,187	$ 133,393	$ 258,244
Earnings per Limited Partner Unit - Basic (in dollars per unit)	$ 0.46	$ 0.77	$ 1.03	$ 1.98
Earnings per Limited Partner Unit - Diluted (in dollars per unit)	$ 0.46	$ 0.77	$ 1.03	$ 1.98
Weighted-Average Number of Units Outstanding - Basic (in units)	128,428,024	128,061,981	128,347,131	127,866,439
Weighted-Average Number of Units Outstanding - Diluted (in units)	128,428,024	128,061,981	128,347,131	127,866,439
Product
Expenses:
Operating expenses (excluding depreciation, depletion and amortization)	$ 346,288	$ 351,605	$ 685,724	$ 715,464
Coal sales
Sales and Operating Revenues:
Revenues	485,469	512,659	953,980	1,074,538
Oil & gas royalties
Sales and Operating Revenues:
Revenues	35,473	36,429	71,557	73,459
Transportation
Sales and Operating Revenues:
Revenues	8,558	26,701	18,758	57,454
Expenses:
Operating expenses (excluding depreciation, depletion and amortization)	8,558	26,701	18,758	57,454
Other revenues
Sales and Operating Revenues:
Revenues	$ 17,963	$ 17,561	$ 43,636	$ 39,596