CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenues
Revenues	$ 89,427	$ 74,878	$ 237,659	$ 215,638
Cost of revenues
Labor and other operating expenses	40,282	40,827	111,222	118,796
Depreciation, depletion and amortization	6,032	5,896	17,895	17,564
Total cost of revenues	46,314	46,723	129,117	136,360
Gross profit	43,113	28,155	108,542	79,278
Selling, general and administrative expenses	4,976	4,355	14,706	12,826
Operating profit	38,137	23,800	93,836	66,452
Other (income) expense, net
Other (income) expense, net	(3,061)	(2,197)	(8,387)	(5,529)
Income before income tax expense	41,198	25,997	102,223	71,981
Income tax expense	7,845	5,264	20,374	14,432
Net income	$ 33,353	$ 20,733	$ 81,849	$ 57,549
Net income per share of common stock
Basic (in dollars per share)	$ 1.17	$ 0.73	$ 2.86	$ 2.02
Diluted (in dollars per share)	$ 1.16	$ 0.73	$ 2.85	$ 2.02