CONSOLIDATED STATEMENTS OF OPERATIONS and COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenue:
Total revenue	$ 18,244	$ 16,008
Costs and expenses:
Cost of services and other	1,273	1,260
Research and development	9,124	9,234
Selling and marketing	7,955	6,962
General and administrative	6,549	6,548
Loss on write-off of note receivable	2,695
Fair value adjustment to contingent acquisition payment	(812)	(107)
Gain on sale of property and equipment		(5,672)
Total costs and expenses	26,784	18,225
Operating loss	(8,540)	(2,217)
Interest and other income	1,285	540
Loss before provision for income taxes	(7,255)	(1,677)
Provision for income taxes	59	49
Net loss	$ (7,314)	$ (1,726)
Net loss per share – basic	$ (0.35)	$ (0.08)
Net loss per share – diluted	$ (0.35)	$ (0.08)
Weighted-average shares - basic	21,013	21,604
Weighted-average shares - diluted	21,013	21,604
Other comprehensive income (loss)
Unrealized gain (loss) on available for sale securities	$ 305	$ (110)
Comprehensive (loss)	(7,009)	(1,836)
Software licenses
Revenue:
Total revenue	9,529	7,386
Software maintenance
Revenue:
Total revenue	7,674	7,111
Services and other
Revenue:
Total revenue	$ 1,041	$ 1,511