Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenue	$ 766,554	$ 745,424	$ 550,700
Costs and operating expenses:
Cost of revenue, exclusive of depreciation and amortization presented separately below	65,079	46,716	29,587
Product development and technology	143,137	125,860	61,816
Sales and marketing	357,631	370,217	255,135
General and administrative	144,792	154,686	461,451
Depreciation and amortization	54,177	34,539	18,430
Total costs and operating expenses	764,816	732,018	826,419
Operating income (loss)	1,738	13,406	(275,719)
Other expense, net:
Other income, net	0	0	22
Interest income	9,274	59	160
Interest expense	(34,243)	(23,642)	(27,913)
Total other expense, net	(24,969)	(23,583)	(27,731)
Loss before income taxes	(23,231)	(10,177)	(303,450)
Income tax (expense) benefit	(9,597)	(15,077)	9,827
Net loss	$ (32,828)	$ (25,254)	$ (293,623)
Loss per share:
Basic	$ (0.08)	$ (0.06)	$ (1.07)
Diluted	$ (0.08)	$ (0.06)	$ (1.07)
Weighted average shares used in computing loss per share:
Basic	412,858	409,981	274,696
Diluted	412,858	409,981	274,696
Cost of revenue
Stock-based compensation included in costs and operating expenses:
Total stock-based compensation	$ 359	$ 798	$ 184
Product development and technology
Stock-based compensation included in costs and operating expenses:
Total stock-based compensation	35,190	35,090	10,937
Sales and marketing
Stock-based compensation included in costs and operating expenses:
Total stock-based compensation	21,036	20,645	8,789
General and administrative
Stock-based compensation included in costs and operating expenses:
Total stock-based compensation	$ 63,649	$ 103,929	$ 377,375