Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash, cash equivalents and restricted cash	$ 13,610	$ 3,162
Receivables, net	3,615	1,382
Unbilled receivables	2,093	0
Prepaid expenses and other current assets	1,074	1,108
Total current assets	20,392	5,652
Long-term assets:
Property and equipment, net	150	263
Restricted cash, long-term	408	408
Deferred commissions	112	0
Right-of-use assets	2,793
Total assets	23,855	6,323
Current liabilities:
Accounts payable	1,385	497
Accrued compensation and benefits	3,640	1,537
Deferred revenue	5,803	4,195
Current portion of lease liabilities	519
Other accrued liabilities	2,060	1,501
Warrant liabilities	691	86
Total current liabilities	14,098	7,816
Long-term liabilities:
Long-term debt, net	31,597	7,472
Long-term lease liabilities	2,069
Total liabilities	47,764	15,288
Commitments and contingencies
Stockholders' deficit:
Preferred stock, $0.0001 par value; 50,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.0001 par value, 500,000,000 shares authorized; 16,616,165 and 16,185,146 shares issued and outstanding at December 31, 2019 and December 31, 2018, respectively	2	2
Additional paid in capital	307,403	296,688
Accumulated deficit	(331,314)	(305,655)
Total stockholders' deficit	(23,909)	(8,965)
Total liabilities and stockholders' deficit	$ 23,855	$ 6,323