CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Consolidated Statements of Operations
Revenue	$ 42,898	$ 26,888
Cost of revenue	12,139	7,943
Gross profit	30,759	18,945
Operating expenses:
Advertising and marketing	12,616	8,050
Sales	7,988	5,270
Technology and development	6,512	5,225
Legal	343	1,122
Regulatory	1,007	848
General and administrative	14,488	11,637
Depreciation and amortization	2,607	1,508
Loss from operations	(14,802)	(14,715)
Interest expense, net	702	427
Net loss before taxes	(15,504)	(15,142)
Income tax provision	(150)	(162)
Net loss	$ (15,654)	$ (15,304)
Net loss per share, basic and diluted	$ (0.30)	$ (0.40)
Weighted-average shares used to compute basic and diluted net loss per share	52,192,859	38,584,345