Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement
Contract revenues	$ 168,476	$ 182,621	$ 510,184	$ 552,127
Costs of contract revenues	149,406	169,189	471,488	511,548
Gross profit	19,070	13,432	38,696	40,579
Selling, general and administrative expenses	17,135	15,380	52,271	48,783
Amortization of intangible assets	59	309	383	929
Gain on disposal of assets, net	(685)	(3,388)	(7,915)	(4,561)
Operating income (loss)	2,561	1,131	(6,043)	(4,572)
Other (expense) income:
Other income	49	48	592	147
Interest income	21	36	90	71
Interest expense	(3,414)	(1,215)	(7,674)	(2,913)
Other expense, net	(3,344)	(1,131)	(6,992)	(2,695)
Loss before income taxes	(783)		(13,035)	(7,267)
Income tax (benefit) expense	(123)	(247)	475	396
Net (loss) income	$ (660)	$ 247	$ (13,510)	$ (7,663)
Basic (loss) income per share (in dollars per share)	$ (0.02)	$ 0.01	$ (0.42)	$ (0.25)
Diluted (loss) income per share (in dollars per share)	$ (0.02)	$ 0.01	$ (0.42)	$ (0.25)
Shares used to compute loss per share:
Basic (in shares)	32,384,446	31,613,519	32,285,921	31,180,417
Diluted (in shares)	32,384,446	31,613,519	32,285,921	31,180,417