CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 10,803	$ 892
Restricted cash	4,304	5,054
Accounts receivable, net of allowances for bad debts and customer credits of $406 and $740 at December 31, 2020 and 2019, respectively	13,955	24,051
Prepaid expenses and other current assets	847	1,265
Total current assets	29,909	31,262
Property and equipment, net	2,953	3,349
Right-of-use assets	2,892	2,528
Intangible assets, net	4,733	7,104
Other assets	642	661
Total assets	41,129	44,904
Current liabilities:
Accounts payable	7,233	14,412
Borrowings under revolving credit facility	10,185	3,745
Accrued employee-related benefits	2,123	1,351
Other accrued expenses and other current liabilities	538	1,636
Current portion of the PPP loan	1,384	0
Current portion of lease liabilities	1,015	1,167
Current portion of financing debt	65	0
Total current liabilities	22,543	22,311
Lease liabilities, net of current portion	2,191	1,497
Financing debt, net of current portion	60	0
Total liabilities	24,794	23,808
Commitments and contingencies (Note 8)
Stockholders' equity:
Preferred Stock	0	0
Common stock, $0.001 par value; 55,000,000 shares authorized; 13,169,204 and 13,146,831 shares issued and outstanding at December 31, 2020 and 2019, respectively	13	13
Additional paid-in capital	366,087	364,028
Accumulated deficit	(349,765)	(342,945)
Total stockholders' equity	16,335	21,096
Total liabilities and stockholders' equity	$ 41,129	$ 44,904