Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash	$ 27,068	$ 29,244
Marketable securities	983	0
Accounts receivable, net	7,815	5,547
Other current assets	4,575	2,046
Total current assets	40,441	36,837
Investments	6,550	6,355
Property and equipment, at cost less accumulated depreciation	12,846	10,371
Other long-term assets	4,054	4,585
Total assets	63,891	58,148
Current liabilities:
Accounts payable	1,842	2,763
Deferred revenue, current portion	1,129	2,263
Accrued payroll	2,481	2,145
Accrued expenses	350	404
Income tax payable		1,004
Other current liabilities	2,248	2,274
Total current liabilities	8,050	10,853
Noncurrent liabilities:
Deferred revenue, net of current portion	474	164
Deferred tax liability	788	549
Long-term lease obligation	2,344	2,708
Total noncurrent liabilities	3,606	3,421
Stockholders’ equity:
Common stock, $0.01 par value: Authorized shares - 20,000,000; Issued shares – 9,007,815 and 9,001,311 at September 30, 2022 and December 31, 2021, respectively; Outstanding shares – 8,510,565 and 8,689,815 at September 30, 2022 and December 31, 2021, respectively	90	90
Additional paid-in capital	16,421	16,261
Treasury stock, 497,250 and 311,496 shares at September 30, 2022 and December 31, 2021, respectively, at cost	(16,369)	(11,327)
Accumulated other comprehensive income (loss)	164	(194)
Accumulated income	51,929	39,044
Total stockholders’ equity	52,235	43,874
Total liabilities and stockholders’ equity	$ 63,891	$ 58,148