Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement [Abstract]
Revenue	$ 128,782	$ 106,144	$ 243,333	$ 234,425
Cost of revenue	104,954	90,247	198,064	200,914
Gross profit	23,828	15,897	45,269	33,511
General and administrative expenses	15,442	14,180	30,278	31,464
Sales and marketing expenses	2,562	1,857	5,030	3,696
Restructuring charges	1,763	855	2,462	855
Loss on change in fair value of contingent consideration	0	0	269	0
Gain (loss) on sale of business	(377)	0	(377)	1,064
Operating income (loss)	3,684	(995)	6,853	(1,440)
Interest expense	197	607	378	1,585
Other expense	196	189	1,019	689
Income (loss) before income tax expense (benefit)	3,291	(1,791)	5,456	(3,714)
Income tax expense (benefit)	812	(1,185)	1,253	(1,814)
Net income (loss)	$ 2,479	$ (606)	$ 4,203	$ (1,900)
Basic weighted average shares outstanding (in shares)	17,453	17,144	17,389	17,113
Diluted weighted average shares outstanding (in shares)	18,321	17,207	18,237	17,162
Per common share data:
Basic earnings per share (in dollars per share)	$ 0.14	$ (0.04)	$ 0.24	$ (0.11)
Diluted earnings per share (in dollars per share)	$ 0.14	$ (0.04)	$ 0.23	$ (0.11)