CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenue:
Software licenses	$ 4,136	$ 2,076	$ 12,257	$ 5,997
Software maintenance	1,288	1,220	3,750	3,651
Services	426	652	1,061	2,727
Hardware			317
Royalties	49	93	252	299
Total revenue	5,899	4,041	17,637	12,674
Costs and expenses:
Cost of software licenses			1,101
Cost of services	146	416	517	1,532
Cost of hardware			234
Research and development	1,752	1,489	5,204	4,364
Selling and marketing	1,069	849	3,100	2,885
General and administrative	857	858	2,452	2,604
Total costs and expenses	3,824	3,612	12,608	11,385
Patent related income	238		238
Operating income	2,313	429	5,267	1,289
Other income				12
Interest income	76	35	215	109
Income before provision for income taxes	2,389	464	5,482	1,410
Provision for (benefit from) income taxes	816	(1,733)	1,839	(1,378)
Net income	$ 1,573	$ 2,197	$ 3,643	$ 2,788
Net income per share - basic (in dollars per share)	$ 0.07	$ 0.10	$ 0.16	$ 0.12
Net income per share - diluted (in dollars per share)	$ 0.07	$ 0.10	$ 0.16	$ 0.12
Weighted-average shares - basic (in shares)	22,847	22,930	22,934	22,888
Weighted-average shares - diluted (in shares)	22,939	23,011	22,996	22,949
Comprehensive income:
Net income	$ 1,573	$ 2,197	$ 3,643	$ 2,788
Other comprehensive income (net of tax):
Unrealized gains (losses) on available for sale securities	37	(1)	24	(41)
Comprehensive income	$ 1,610	$ 2,196	$ 3,667	$ 2,747