Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenue:
Software	$ 17,021	$ 19,125	$ 52,829	$ 48,383
Service	7,008	6,213	20,630	20,805
Total revenue	24,029	25,338	73,459	69,188
Cost of revenue:
Software	13,856	15,588	42,233	39,265
Service	5,369	4,709	16,065	15,924
Total cost of revenue	19,225	20,297	58,298	55,189
Gross profit	4,804	5,041	15,161	13,999
Operating expenses:
Selling, general and administrative	4,332	3,280	12,371	9,397
Research and development	950	766	2,849	2,475
Total operating expenses	5,282	4,046	15,220	11,872
Income (loss)from operations	(478)	995	(59)	2,127
Other income (expense)	43	16	85	(477)
Income (loss) before income taxes	(435)	1,011	26	1,650
Income tax benefit (expense)	269	(75)	13	(181)
Net income (loss)	$ (166)	$ 936	$ 39	$ 1,469
Basic income (loss) per share	$ (0.02)	$ 0.09	$ 0.00	$ 0.14
Diluted income (loss) per share	$ (0.02)	$ 0.09	$ 0.00	$ 0.14
Shares used in calculation of income per share:
Basic	10,610	10,196	10,578	10,160
Diluted	10,610	10,390	11,780	10,340