Condensed Consolidated Statements of Operations and Comprehensive Loss (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Revenue:
Software	$ 18,456	$ 19,635	$ 51,818	$ 55,645
Service	5,116	5,850	14,461	19,893
Total revenue	23,572	25,485	66,279	75,538
Cost of revenue:
Software	15,965	15,730	43,087	45,094
Service	4,238	4,913	12,683	16,410
Total cost of revenue	20,203	20,643	55,770	61,504
Gross profit	3,369	4,842	10,509	14,034
Operating expenses:
Selling, general and administrative	3,960	2,866	11,432	10,557
Research and development	804	861	2,205	2,909
Total operating expenses	4,764	3,727	13,637	13,466
Income (loss) from operations	(1,395)	1,115	(3,128)	568
Other income (expense), net	(15)	28	100	122
Income (loss) before income taxes	(1,410)	1,143	(3,028)	690
Income tax expense	(2,157)	(533)	(2,206)	(470)
Net income (loss)	(3,567)	610	(5,234)	220
Basic income (loss) per share	$ (0.32)	$ 0.06	$ (0.47)	$ 0.02
Diluted income (loss) per share	$ (0.32)	$ 0.05	$ (0.47)	$ 0.02
Shares used in calculation of income (loss) per share:
Basic	11,194	10,943	11,150	10,935
Diluted	11,194	11,474	11,150	11,450
Comprehensive income (loss):
Net income (loss)	(3,567)	610	(5,234)	220
Other comprehensive income (expense):
Foreign currency translation, net of tax	56	(65)	(35)	(75)
Change in unrealized gains on investments, net of tax	1	6	(2)	18
Total other comprehensive income (expense)	57	(59)	(37)	(57)
Comprehensive income (loss)	$ (3,510)	$ 551	$ (5,271)	$ 163