CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 1,775	$ 2,789
Restricted cash, current	500	1,052
Contract receivables, net of allowance for credit loss	10,190	10,064
Prepaid expenses and other current assets	830	2,165
Total current assets	13,295	16,070
Equipment, software and leasehold improvements, net	682	772
Software development costs, net	646	574
Goodwill	6,299	6,299
Intangible assets, net	1,395	1,687
Restricted cash - long term	1,080	535
Operating lease right-of-use assets, net	609	506
Other assets	42	53
Total assets	24,048	26,496
Current liabilities:
Current portion of long-term note	851	3,038
Accounts payable	1,719	1,262
Accrued expenses	2,490	2,084
Accrued compensation	1,842	1,071
Billings in excess of revenue earned	3,157	4,163
Accrued warranty	276	370
Income taxes payable	1,731	1,774
Derivative liabilities	1,718	603
Other current liabilities	483	1,286
Total current liabilities	14,267	15,651
Long-term note, less current portion	1,670	310
Operating lease liabilities noncurrent	358	160
Other noncurrent liabilities	214	144
Total liabilities	16,509	16,265
Commitments and contingencies (Note 16)
Stockholders' equity:
Preferred stock $0.01 par value; 2,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock $0.01 par value; 60,000,000 shares authorized, 26,401,207 and 24,046,806 shares issued, 24,802,296 and 22,447,895 shares outstanding, respectively	264	240
Additional paid-in capital	84,641	82,911
Accumulated deficit	(74,433)	(69,927)
Accumulated other comprehensive income	66	6
Treasury stock at cost, 1,598,911 shares	(2,999)	(2,999)
Total stockholders' equity	7,539	10,231
Total liabilities and stockholders' equity	$ 24,048	$ 26,496