Condensed Consolidated Statements of Operations - USD ($)
shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Revenues        
License $ 96,741 $ 60,354 $ 181,161 $ 108,799
Maintenance and services 53,119 30,319 98,844 56,425
Total revenues 149,860 90,673 280,005 165,224
Cost of revenues        
License 477 131 1,349 295
Maintenance and services 16,276 8,509 30,825 15,538
Total cost of revenues [1] 16,753 8,640 32,174 15,833
Gross profit 133,107 82,033 247,831 149,391
Operating expenses        
Sales and marketing [1] 85,061 50,050 157,251 89,371
Research and development [1] 47,333 25,990 89,183 48,164
General and administrative [1] 18,674 10,085 33,169 17,842
Total operating expenses 151,068 86,125 279,603 155,377
Operating loss (17,961) (4,092) (31,772) (5,986)
Other income (expense), net (623) (309) 1,187 (516)
Loss before income tax expense (benefit) (18,584) (4,401) (30,585) (6,502)
Income tax expense (benefit) 395 173 (1,579) 3,701
Net loss $ (18,979) $ (4,574) $ (29,006) $ (10,203)
Net loss per share:        
Basic (in usd per share) $ (0.27) $ (0.07) $ (0.41) $ (0.15)
Diluted (in usd per share) $ (0.27) $ (0.07) $ (0.41) $ (0.15)
Weighted average shares used to compute net loss per share:        
Weighted Average Number of Shares Outstanding, Basic and Diluted 71,426 68,292 70,961 65,882
[1] Includes stock-based compensation expense as follows:Cost of revenues for the three months ended June 30, 2015 and 2014 were $1,644 and $504. Sales and marketing expenses for the three months ended June 30, 2015 and 2014 were $10,790 and $4,302. Research and development expenses for the three months ended June 30, 2015 and 2014 were $12,462 and $4,817. General and administrative expenses for the three months ended June 30, 2015 and 2014 were $3,561 and $1,425. Cost of revenues for the six months ended June 30, 2015 and 2014 were $2,948 and $843. Sales and marketing expenses for the six months ended June 30, 2015 and 2014 were $19,299 and $7,461. Research and development expenses for the six months ended June 30, 2015 and 2014 were $22,548 and $8,221. General and administrative expenses for the six months ended June 30, 2015 and 2014 were $5,909 and $2,486.