v3.6.0.2
CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Statement [Abstract]      
Revenue $ 202,926 $ 113,836 $ 44,548
Operating expenses:      
Platform operations 39,876 22,967 12,559
Sales and marketing 46,056 26,794 14,590
Technology and development 27,313 12,819 7,250
General and administrative 32,163 13,276 9,385
Total operating expenses 145,408 75,856 43,784
Income from operations 57,518 37,980 764
Interest expense 3,075 1,141 843
Change in fair value of preferred stock warrant liabilities 9,458 5,961 558
Foreign currency exchange loss, net 1,151 1,023 306
Total other expense, net 13,684 8,125 1,707
Income (loss) before income taxes 43,834 29,855 (943)
Provision for (benefit from) income taxes 23,352 13,926 (948)
Net income 20,482 15,929 $ 5
Net income (loss) attributable to common stockholders $ (26,727) $ 8,764  
Net income (loss) per share attributable to common stockholders:      
Basic (in dollars per share) $ (1.46) $ 0.85  
Diluted (in dollars per share) $ (1.46) $ 0.39  
Weighted-average shares used to compute net income (loss) per share attributable to common stockholders:      
Basic (in shares) 18,280 10,290 10,233
Diluted (in shares) 18,280 16,779 13,134