CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Consolidated Statements of Operations
Revenue	$ 26,488	$ 18,283	$ 53,376	$ 34,771
Cost of revenue	6,891	4,793	14,834	10,074
Gross profit	19,597	13,490	38,542	24,697
Operating expenses:
Advertising and marketing	7,804	4,730	15,854	9,071
Sales	5,860	4,397	11,130	8,079
Technology and development	4,829	3,203	10,054	6,109
Legal	1,666	5,332	2,788	6,817
Regulatory	772	733	1,620	1,010
General and administrative	11,570	10,423	23,207	20,629
Depreciation and amortization	1,558	923	3,066	1,826
Loss from operations	(14,462)	(16,251)	(29,177)	(28,844)
Interest income (expense), net	(407)	(642)	(834)	(1,210)
Net loss before taxes	(14,869)	(16,893)	(30,011)	(30,054)
Income tax (provision) benefit	(10)	(171)	(172)	287
Net loss	$ (14,879)	$ (17,064)	$ (30,183)	$ (29,767)
Net loss per share, basic and diluted	$ (0.38)	$ (7.20)	$ (0.78)	$ (13.13)
Weighted-average shares used to compute basic and diluted net loss per share	38,717,186	2,370,113	38,650,765	2,266,959