Condensed Consolidated Statements of Operations (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Revenue	$ 245,932	$ 437,718
Cost of revenue	202,074	319,302
Gross profit	43,858	118,416
Operating expenses
General and administrative	24,673	11,707
Contingent consideration	148	(1,013)
Depreciation and amortization	5,984	6,374
Total operating expenses	30,805	17,068
Income from operations	13,053	101,348
Other expense
Other (expense) income, net	(78)	108
Interest expense	(9,009)	(5,229)
Total other expense	(9,087)	(5,121)
Income before income tax expense	3,966	96,227
Income tax expense	1,079	22,542
Net income	$ 2,887	$ 73,685
Earnings per share
Earnings per share (in dollars per share)	$ 0.02	$ 0.61
Earnings per share (in dollars per share)	$ 0.02	$ 0.61
Weighted average number of shares
Basic (in shares)	126,994	119,994
Diluted (in shares)	127,298	119,994