CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenue:
Software licenses	$ 2,076	$ 3,077	$ 5,997	$ 6,759
Software maintenance	1,220	1,085	3,651	3,282
Services	$ 652	1,585	$ 2,727	3,931
Hardware		132		4,813
Royalties	$ 93	148	$ 299	626
Total revenue	$ 4,041	6,027	$ 12,674	19,411
Costs and expenses:
Cost of hardware		90		3,403
Cost of services	$ 416	615	$ 1,532	1,697
Research and development	1,489	1,381	4,364	4,060
Selling and marketing	849	973	2,885	2,813
General and administrative	858	940	2,604	2,719
Total costs and expenses	$ 3,612	3,999	$ 11,385	14,692
Patent related income		2,127		2,127
Operating income	$ 429	4,155	$ 1,289	6,846
Other income/(expense)			12	(59)
Interest income	35	43	109	182
Income before provision for income taxes	464	4,198	1,410	6,969
Provision for (benefit from) income taxes	(1,733)	1,599	(1,378)	2,625
Net income	$ 2,197	$ 2,599	$ 2,788	$ 4,344
Net income per share - basic (in dollars per share)	$ 0.10	$ 0.11	$ 0.12	$ 0.19
Net income per share - diluted (in dollars per share)	$ 0.10	$ 0.11	$ 0.12	$ 0.19
Weighted-average shares - basic (in shares)	22,930	22,804	22,888	22,687
Weighted-average shares - diluted (in shares)	23,011	22,893	22,949	22,781
Comprehensive income:
Net income	$ 2,197	$ 2,599	$ 2,788	$ 4,344
Other comprehensive income (net of tax):
Unrealized gains (losses) on available for sale securities	(1)	(67)	(41)	54
Comprehensive income	$ 2,196	$ 2,532	$ 2,747	$ 4,398