CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 5,364	$ 3,550
Restricted cash, current	632	0
Contract receivables, net	9,535	11,257
Prepaid expenses and other current assets	2,512	5,262
Total current assets	18,043	20,069
Equipment, software and leasehold improvements, net	829	839
Software development costs, net	571	532
Goodwill	13,339	13,339
Intangible assets, net	2,529	3,020
Restricted cash - long term	951	0
Operating lease right-of-use assets, net	880	1,200
Other assets	51	52
Total assets	37,193	39,051
Current liabilities:
Line of credit	0	1,817
Current portion of long-term note	1,895	0
Accounts payable	1,156	1,179
Accrued expenses	1,471	1,358
Accrued compensation	1,715	1,452
Billings in excess of revenue earned	4,410	5,029
Accrued warranty	507	667
Income taxes payable	1,701	1,654
Derivative liabilities	916	0
Other current liabilities	1,512	1,883
Total current liabilities	15,283	15,039
Long-term note, less current portion	2,243	0
Operating lease liabilities noncurrent	214	790
Other noncurrent liabilities	348	179
Total liabilities	18,088	16,008
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, 22,849,972 and 22,533,005 shares issued, 21,251,061 and 20,934,094 shares outstanding, respectively	228	225
Additional paid-in capital	81,324	80,505
Accumulated deficit	(59,419)	(54,584)
Accumulated other comprehensive income (loss)	(29)	(104)
Treasury stock at cost, 1,598,911 shares	(2,999)	(2,999)
Total stockholders' equity	19,105	23,043
Total liabilities and stockholders' equity	$ 37,193	$ 39,051