Unaudited Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue	$ 152,959	$ 155,315	$ 287,615	$ 327,991
Costs and expenses
Cost of sales (exclusive of items shown separately below)	134,182	122,770	248,314	262,483
Asset retirement obligations accretion	402	354	804	709
Depreciation, depletion, and amortization	17,038	15,879	34,580	31,098
Selling, general, and administrative	15,181	10,897	29,783	25,012
Total costs and expenses	166,803	149,900	313,481	319,302
Operating (loss) income	(13,844)	5,415	(25,866)	8,689
Other income (expense), net	658	2,522	1,163	3,151
Interest expense, net	(2,818)	(1,481)	(5,048)	(2,812)
(Loss) Income before tax	(16,004)	6,456	(29,751)	9,028
Income tax (benefit) expense	(2,030)	915	(6,320)	1,455
Net (loss) income	$ (13,974)	$ 5,541	$ (23,431)	$ 7,573
Class A Common Stock
Earnings per common share
Basic (in dollars per share)	$ (0.29)	$ 0.08	$ (0.48)	$ 0.08
Diluted (in dollars per share)	(0.29)	0.08	(0.48)	0.08
Class B Common Stock
Earnings per common share
Basic (in dollars per share)	(0.12)	0.18	(0.31)	0.42
Diluted (in dollars per share)	$ (0.12)	$ 0.18	$ (0.31)	$ 0.41