Unaudited Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenues:
Licenses	$ 16,862	$ 14,239	$ 43,031	$ 36,714
Maintenance and services	14,375	11,324	40,342	30,920
Total revenues	31,237	25,563	83,373	67,634
Cost of revenues	3,044	2,590	8,740	7,123
Gross profit	28,193	22,973	74,633	60,511
Operating costs and expenses:
Research and development	8,085	7,316	23,617	20,587
Sales and marketing	20,617	17,741	62,072	49,168
General and administrative	4,036	3,030	11,576	8,360
Total operating expenses	32,738	28,087	97,265	78,115
Operating loss	(4,545)	(5,114)	(22,632)	(17,604)
Financial expenses, net	(104)	(944)	(743)	(908)
Loss before income taxes	(4,649)	(6,058)	(23,375)	(18,512)
Income taxes	(276)	(296)	(542)	(555)
Net loss	$ (4,925)	$ (6,354)	$ (23,917)	$ (19,067)
Net loss per share of common stock, basic and diluted (in dollars per share)	$ (0.19)	$ (0.26)	$ (0.96)	$ (0.95)
Weighted average number of shares used in computing net loss per share of common stock, basic and diluted (in shares)	25,367,347	24,516,417	24,997,856	20,100,388