CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 8,390	$ 11,749
Marketable securities	18,912	17,229
Accounts receivable, net	2,670	3,317
Unbilled receivables, net	3,483	2,929
Tax receivable	1,362	1,362
Prepaid expenses and other current assets	839	693
Total current assets	35,656	37,279
Property and equipment, net	697	726
Intangible assets, net	2,703	2,806
Goodwill	3,120	3,120
Note receivable	2,632	2,601
Right of use asset	4,470	4,538
Other long-term assets	122	122
Total assets	49,400	51,192
Current liabilities:
Accounts payable	624	639
Accrued expenses	780	1,282
Current portion of operating lease liabilities	623	470
Deferred revenue	3,204	3,411
Current portion of contingent acquisition payment	812
Total current liabilities	6,043	5,802
Long-term deferred revenue	592	322
Long-term operating lease liabilities	3,998	4,047
Long-term portion of contingent acquisition payment		812
Total long-term liabilities	4,590	5,181
Stockholders’ equity:
Preferred stock, $1.00 par value; 1,000,000 shares authorized, none outstanding
Common stock, $.01 par value; 70,000,000 shares authorized; issued and outstanding of 20,955,339 as of March 31, 2023 and 21,093,447 as of December 31, 2022	210	211
Additional paid-in capital	98,286	98,306
Accumulated deficit	(59,766)	(58,198)
Accumulated other comprehensive income (loss)	37	(110)
Total stockholders’ equity	38,767	40,209
Total liabilities and stockholders’ equity	$ 49,400	$ 51,192