Unaudited Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Revenues:
Licenses	$ 21,742	$ 16,011	$ 35,586	$ 26,169
Maintenance and services	16,899	13,139	33,525	25,967
Total revenues	38,641	29,150	69,111	52,136
Cost of revenues	3,721	2,863	7,217	5,696
Gross profit	34,920	26,287	61,894	46,440
Operating costs and expenses:
Research and development	8,905	7,799	17,742	15,532
Sales and marketing	26,840	21,264	51,204	41,455
General and administrative	4,760	3,760	9,322	7,540
Total operating expenses	40,505	32,823	78,268	64,527
Operating loss	(5,585)	(6,536)	(16,374)	(18,087)
Financial income (expenses), net	(605)	402	40	(639)
Loss before income taxes	(6,190)	(6,134)	(16,334)	(18,726)
Income taxes	(303)	(188)	(509)	(266)
Net loss	$ (6,493)	$ (6,322)	$ (16,843)	$ (18,992)
Net loss per share of common stock, basic and diluted (in dollars per share)	$ (0.25)	$ (0.25)	$ (0.64)	$ (0.77)
Weighted average number of shares used in computing net loss per share of common stock, basic and diluted (in shares)	26,273,380	24,875,227	26,195,269	24,809,006