CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 8,021	$ 4,594
Restricted cash	10,421	11,562
Accounts receivable, net of allowance of $1,501 and $1,568, respectively	18,816	26,060
Costs and estimated earnings in excess of billings	9,846	11,487
Other current assets	2,240	4,006
Total current assets	74,878	85,631
Property, plant and equipment, net	1,428	1,712
Goodwill	35,400	35,400
Intangible assets, net	12,500	12,500
Other long-term assets	767	573
Total assets	124,973	135,816
Current liabilities:
Accounts payable	3,988	5,080
Accrued compensation and benefits	9,379	7,481
Billings in excess of costs and estimated earnings	5,294	7,049
Other current liabilities	3,840	5,552
Total current liabilities	46,035	53,964
Long-term debt, net	25,003	24,304
Deferred tax liabilities	10,123	9,921
Other long-term liabilities	1,913	2,390
Total liabilities	86,267	93,689
Commitments and contingencies (Note 8 and 10)
Stockholders' equity:
Common stock, $0.01 par value, 170,000,000 shares authorized and 19,527,867 and 19,360,026 shares issued, respectively, and 18,091,066 and 17,946,386 shares outstanding, respectively	195	193
Paid-in capital	79,475	78,910
Retained earnings (deficit)	(40,950)	(36,962)
Treasury stock, at par (1,436,801 and 1,413,640 common shares, respectively)	(14)	(14)
Total stockholders' equity	38,706	42,127
Total liabilities and stockholders' equity	124,973	135,816
Discontinued operations, held-for-sale or disposed of by sale
Current assets:
Current assets of discontinued operations	25,534	27,922
Current liabilities:
Current liabilities of discontinued operations	23,534	28,802
Long-term liabilities of discontinued operations	$ 3,193	$ 3,110