Consolidated Balance Sheets (Unaudited) - USD ($)	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 22,068,000	$ 19,481,000
Marketable securities	5,575,000	5,410,000
Accounts receivable, net	8,527,000	10,235,000
Other current assets	5,145,000	5,048,000
Total current assets	41,315,000	40,174,000
Investments	3,344,000	3,776,000
Property and equipment, at cost less accumulated depreciation	13,605,000	12,282,000
Other long-term assets	6,130,000	6,106,000
Total assets	64,394,000	62,338,000
Current liabilities:
Accounts payable	1,514,000	823,000
Deferred revenue, current portion	1,927,000	2,033,000
Accrued payroll	2,341,000	2,856,000
Accrued expenses	821,000	723,000
Other current liabilities	1,731,000	2,017.000
Total current liabilities	8,334,000	8,452,000
Noncurrent liabilities:
Deferred revenue, net of current portion	82,000	118,000
Long-term lease obligations	1,599,000	1,816,000
Other long-term liabilities	321,000	255,000
Total noncurrent liabilities	2,002,000	2,189,000
Total liabilities	10,336,000	$ 10,641,000
Stockholders’ equity:
Common stock, par value (in dollars per share)		$ 0.01
Common stock, $0.01 par value: Authorized shares - 20,000,000; Issued shares – 9,026,940 at March 31, 2025 and December 31, 2024 respectively Outstanding shares – 7,786,679 at March 31, 2025 and December 31, 2024	92,000	$ 91,000
Additional paid-in capital	18,400,000	17,928,000
Treasury stock, 1,240,261 shares at March 31, 2025 and December 31, 2024, at cost	(27,997,000)	(27,997,000)
Accumulated other comprehensive loss	(111,000)	(93,000)
Accumulated income	63,674,000	61,768,000
Total stockholders’ equity	54,058,000	51,697,000
Total liabilities and stockholders’ equity	$ 64,394,000	$ 62,338,000