CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Revenues	$ 994,679	$ 981,553	$ 971,578
Cost of revenues	860,956	895,048	852,591
Gross profit	133,723	86,505	118,987
Selling, general and administrative expenses	85,663	66,361	69,406
Operating income (loss)	48,060	20,144	49,581
Other (income) expense	1,195	10,463	(878)
Interest expense	10,691	9,827	11,179
Loss on extinguishment of debt	0	921	7,155
Income (loss) before provision for income taxes	36,174	(1,067)	32,125
Provision (benefit) for income taxes	(13,237)	20,904	8,393
Net income (loss)	$ 49,411	$ (21,971)	$ 23,732
Earnings (loss) per common share
Basic (in dollars per share)	$ 1.50	$ (0.68)	$ 0.75
Diluted (in dollars per share)	$ 1.47	$ (0.68)	$ 0.72
Weighted average shares outstanding
Basic (in shares)	33,040	32,334	31,501
Diluted (in shares)	33,581	32,334	32,790