CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Consolidated Statements of Operations
Revenue	$ 241,030	$ 130,276	$ 421,829	$ 258,849
Expenses:
Cost of revenue (exclusive of depreciation and amortization shown separately below)	90,780	41,634	163,162	86,311
Operating expenses:
Advertising and marketing	47,578	26,616	80,093	53,020
Sales	18,687	15,832	36,627	32,044
Technology and development	23,029	16,665	42,286	32,652
Legal and regulatory	2,232	2,019	3,454	3,605
Acquisition and integration related costs	1,627	1,136	5,291	2,148
General and administrative	54,383	38,549	99,503	74,531
Depreciation and amortization	9,893	9,848	19,603	19,448
Total expenses	248,209	152,299	450,019	303,759
Loss from operations	(7,179)	(22,023)	(28,190)	(44,910)
Loss on extinguishment of debt	7,751	0	7,751	0
Interest expense, net	13,151	7,211	22,454	13,732
Net loss before taxes	(28,081)	(29,234)	(58,395)	(58,642)
Income tax (benefit) expense	(2,399)	90	(3,110)	832
Net loss	$ (25,682)	$ (29,324)	$ (55,285)	$ (59,474)
Net loss per share, basic and diluted	$ (0.34)	$ (0.41)	$ (0.74)	$ (0.83)
Weighted-average shares used to compute basic and diluted net loss per share	76,512,870	71,721,246	74,919,194	71,322,586