v3.3.1.900
Consolidated Statements of Income - USD ($)
shares in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Revenues      
Revenues $ 164,284 $ 133,579 $ 107,962
Cost of revenues 33,885 28,963 24,660
Gross profit 130,399 104,616 83,302
Operating expenses:      
Research and development 29,451 26,320 21,678
Sales and marketing 49,569 48,049 42,523
General and administrative 26,573 21,000 16,792
Total operating expenses 105,593 95,369 80,993
Income from operations 24,806 9,247 2,309
Other income (expense), net:      
Interest expense (6) (9) (43)
Interest income 570 452 375
Other expense, net (850) (1,077) (600)
Total other expense, net (286) (634) (268)
Income before income taxes 24,520 8,613 2,041
Provision for (benefit from) income taxes 8,655 (21,631) 500
Net income 15,865 30,244 1,541
Net income attributable to common stockholders $ 15,865 $ 30,244 $ 1,539
Net income per share attributable to common stockholders:      
Basic (usd per share) $ 0.47 $ 0.92 $ 0.05
Diluted (usd per share) $ 0.42 $ 0.81 $ 0.04
Weighted average shares used in computing net income per share attributable to common stockholders:      
Basic (in shares) 34,050 32,979 31,914
Diluted (in shares) 38,184 37,170 35,973