Condensed Consolidated Statements Of Operations And Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Revenue:
Software	$ 18,216	$ 18,749
Service	7,332	7,259
Total revenue	25,548	26,008
Cost of revenue:
Software	14,607	15,269
Service	6,139	5,489
Total cost of revenue	20,746	20,758
Gross profit	4,802	5,250
Operating expenses:
Selling, general and administrative	4,139	3,931
Research and development	940	914
Total operating expenses	5,079	4,845
Income (loss) from operations	(277)	405
Other income (expense)	(9)	8
Income (loss) before income taxes	(286)	413
Income tax benefit (expense)	98	(229)
Net income (loss)	(188)	184
Basic income (loss) per share	$ (0.02)	$ 0.02
Diluted income (loss) per share	$ (0.02)	$ 0.02
Shares used in calculation of income per share:
Basic	10,875	10,430
Diluted	10,875	11,704
Comprehensive income (loss):
Net income (loss)	(188)	184
Other comprehensive income (expense):
Foreign currency translation, net of tax of $(45) and $12	87	(30)
Change in unrealized gains on investments, net of tax of $(7) and $0	13	(1)
Total other comprehensive income (expense)	100	(31)
Comprehensive income (loss)	$ (88)	$ 153