CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenues	$ 250,849	$ 257,941	$ 495,223	$ 503,063
Cost of revenues	228,970	223,573	447,961	437,574
Gross profit	21,879	34,368	47,262	65,489
Selling, general and administrative expenses	15,652	18,039	32,651	33,757
Operating income	6,227	16,329	14,611	31,732
Other (income) expense	(167)	(285)	874	(941)
Interest expense	2,118	2,818	4,079	7,859
Loss on extinguishment of debt	921	7,155	921	7,155
Income before provision for income taxes	3,355	6,641	8,737	17,659
Provision for income taxes	870	1,546	2,270	4,074
Net income	$ 2,485	$ 5,095	$ 6,467	$ 13,585
Earnings per Common Share:
Basic (in dollars per share)	$ 0.08	$ 0.16	$ 0.20	$ 0.43
Diluted (in dollars per share)	$ 0.08	$ 0.16	$ 0.20	$ 0.42
Weighted average shares outstanding:
Basic (in shares)	32,237	31,458	32,152	31,361
Diluted (in shares)	33,039	32,674	33,009	32,654