CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenues
Revenues	$ 71,687	$ 66,777
Cost of revenues
Labor and other operating expenses	35,101	37,029
Depreciation, depletion and amortization	5,979	5,756
Total cost of revenues	41,080	42,785
Gross profit	30,607	23,992
Selling, general and administrative expenses	4,848	4,152
Operating profit	25,759	19,840
Other (income) expense, net
Other (income) expense, net	(2,540)	(1,507)
Income before income tax expense	28,299	21,347
Income tax expense	5,860	4,243
Net income	$ 22,439	$ 17,104
Net income per share of common stock
Basic (in dollars per share)	$ 3.93	$ 3.01
Diluted (in dollars per share)	$ 3.92	$ 3.00