Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues:
Revenue	$ 254,190	$ 270,288	$ 215,390
Cost of revenues	35,144	27,683	20,714
Gross profit	219,046	242,605	194,676
Operating costs and expenses:
Research and development	80,764	69,971	47,369
Sales and marketing	169,898	168,309	133,925
General and administrative	44,371	33,460	26,801
Total operating expenses	295,033	271,740	208,095
Operating loss	(75,987)	(29,135)	(13,419)
Financial income (expenses), net	(389)	970	2,362
Loss before income taxes	(76,376)	(28,165)	(11,057)
Income taxes	(2,388)	(413)	(2,787)
Net loss	$ (78,764)	$ (28,578)	$ (13,844)
Net loss per share of common stock, basic and diluted	$ (2.60)	$ (0.98)	$ (0.50)
Weighted average number of shares used in computing net loss per share of common stock, basic and diluted	30,257,410	29,020,645	27,467,440
Subscriptions
Revenues:
Revenue	$ 76,730	$ 8,750	$ 2,627
Perpetual licenses
Revenues:
Revenue	42,093	139,578	118,689
Maintenance and services
Revenues:
Revenue	$ 135,367	$ 121,960	$ 94,074