CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 11,749	$ 29,963
Marketable securities	17,229
Accounts receivable, net	3,317	3,763
Unbilled receivables, net	2,929	3,087
Tax receivable	1,362	1,411
Prepaid expenses and other current assets	693	591
Total current assets	37,279	38,815
Property and equipment, net	726	3,216
Intangible assets, net	2,806	3,222
Goodwill	3,120	3,120
Note receivable	2,601
Right of use asset	4,538
Other long-term assets	122
Total assets	51,192	48,373
Current liabilities:
Accounts payable	639	283
Accrued expenses	1,282	1,909
Current portion operating lease liabilities	470
Deferred revenue	3,411	3,549
Total current liabilities	5,802	5,741
Long-term deferred revenue	322	191
Long-term operating lease liabilities	4,047
Long-term contingent acquisition payments	812	919
Total long-term liabilities	5,181	1,110
Commitments and contingent liabilities (Note 11)
Stockholders’ equity:
Preferred stock, $1.00 par value; 1,000,000 shares authorized, none outstanding	0	0
Common stock, $.01 par value; shares authorized, 70,000,000 in 2022 and 2021; issued and outstanding of 21,093,447 as of December 31, 2022 and 21,613,982 as of December 31, 2021	211	216
Additional paid-in capital	98,306	97,778
Accumulated deficit	(58,198)	(56,472)
Accumulated other comprehensive loss	(110)
Total stockholders’ equity	40,209	41,522
Total liabilities and stockholders’ equity	$ 51,192	$ 48,373