Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenue	$ 226,699	$ 144,836	$ 625,381	$ 359,713
Cost of revenue	39,391	30,383	114,490	83,328
Gross profit	187,308	114,453	510,891	276,385
Operating expenses:
Marketing	116,076	78,462	320,540	187,045
Operations and support	31,609	21,751	87,018	54,882
Technology and development	12,270	7,977	34,822	20,926
General and administrative	35,907	26,246	97,564	70,624
Total operating expenses	195,862	134,436	539,944	333,477
Loss from operations	(8,554)	(19,983)	(29,053)	(57,092)
Other income:
Change in fair value of liabilities	(588)	450	(1,056)	1,012
Other income, net	2,226	677	6,342	1,399
Total other income, net	1,638	1,127	5,286	2,411
Loss before income taxes	(6,916)	(18,856)	(23,767)	(54,681)
(Provision) benefit for income taxes	(651)	16	(1,024)	(90)
Net loss	(7,567)	(18,840)	(24,791)	(54,771)
Other comprehensive income (loss)	125	6	144	(325)
Total comprehensive loss	$ (7,442)	$ (18,834)	$ (24,647)	$ (55,096)
Net loss per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.04)	$ (0.09)	$ (0.12)	$ (0.27)
Diluted (in dollars per share)	$ (0.04)	$ (0.09)	$ (0.12)	$ (0.27)
Weighted average shares outstanding:
Basic (in shares)	210,134,681	205,232,967	208,576,903	203,968,783
Diluted (in shares)	210,134,681	205,232,967	208,576,903	203,968,783