Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenue:
Software	$ 17,794	$ 17,059	$ 36,010	$ 35,808
Service	6,711	6,363	14,043	13,622
Total revenue	24,505	23,422	50,053	49,430
Cost of revenue:
Software	14,757	13,108	29,364	28,377
Service	5,358	5,207	11,497	10,696
Total cost of revenue	20,115	18,315	40,861	39,073
Gross profit	4,390	5,107	9,192	10,357
Operating expenses:
Selling, general and administrative	3,552	4,108	7,691	8,039
Research and development	1,108	985	2,048	1,899
Total operating expenses	4,660	5,093	9,739	9,938
Income (loss) from operations	(270)	14	(547)	419
Other income, net	103	34	94	42
Income (loss) before income taxes	(167)	48	(453)	461
Income tax benefit (expense)	(35)	(27)	63	(256)
Net income (loss)	(202)	21	(390)	205
Basic income (loss) per share	$ (0.02)	$ 0.00	$ (0.04)	$ 0.02
Diluted income (loss) per share	$ (0.02)	$ 0.00	$ (0.04)	$ 0.02
Shares used in calculation of income (loss) per share:
Basic	10,922	10,563	10,898	10,497
Diluted	10,922	11,529	10,898	11,657
Comprehensive income (loss):
Net income (loss)	(202)	21	(390)	205
Other comprehensive income (expense):
Foreign currency translation, net of	(29)	(40)	(11)	(67)
Change in unrealized gains on investments, net of tax	(1)	4	12	3
Total other comprehensive income (expense)	(30)	(36)	1	(64)
Comprehensive income (loss)	$ (232)	$ (15)	$ (389)	$ 141