Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 42,147	$ 8,344
Restricted cash	113	113
Accounts receivable, net	85,767	105,067
Contract assets	67,098	77,188
Advances to and equity in joint ventures, net	10	8
Other current assets	4,282	4,660
Total current assets	199,417	195,380
Property and equipment, net	19,700	21,287
Intangible assets, net	11,681	12,311
Goodwill	6,129	6,129
Operating lease right-of-use assets	18,751	21,056
Deferred tax asset	6,087	4,786
Other assets	392	668
Total assets	262,157	261,617
Current liabilities
Current portion of long-term debt	6,536	4,425
Current operating lease liabilities	3,929	3,750
Accounts payable, including retainage	66,763	86,267
Contract liabilities	46,648	42,370
Accrued income taxes	1,671	12
Accrued expenses and other current liabilities	24,747	20,045
Total current liabilities	150,294	156,869
Long-term debt	36,513	38,868
Long-term operating lease liabilities	15,459	18,247
Other long-term liabilities	6,159	763
Total liabilities	208,425	214,747
Commitments and contingencies
Redeemable convertible preferred stock, net, par value $0.0001, $1,000,000 shares authorized, no shares issued and outstanding as of December 31, 2020 and December 31, 2019 ($0 redemption value as of December 31, 2020 and December 31, 2019)	0	0
STOCKHOLDERS’ EQUITY
Common Stock, Value, Issued	1	1
Additional paid-in capital	57,612	56,557
Accumulated deficit	(3,881)	(9,688)
Total stockholders’ equity	53,732	46,870
Total liabilities and stockholders’ equity	$ 262,157	$ 261,617