Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Revenue	$ 144,836	$ 74,173	$ 359,713	$ 187,179
Cost of revenue	30,383	19,301	83,328	44,783
Gross profit	114,453	54,872	276,385	142,396
Operating expenses:
Marketing	78,462	38,293	187,045	93,195
Operations and support	21,751	12,808	54,882	33,748
Technology and development	7,977	6,242	20,926	16,807
General and administrative	26,246	25,190	70,624	92,123
Total operating expenses	134,436	82,533	333,477	235,873
Loss from operations	(19,983)	(27,661)	(57,092)	(93,477)
Other income:
Change in fair value of liabilities	450	8,328	1,012	13,610
Other income, net	677	219	1,399	320
Total other income, net	1,127	8,547	2,411	13,930
Loss before income taxes	(18,856)	(19,114)	(54,681)	(79,547)
Benefit (provision) for income taxes	16	3,173	(90)	3,049
Net loss	(18,840)	(15,941)	(54,771)	(76,498)
Other comprehensive income (loss)	6	(12)	(325)	(41)
Total comprehensive loss	$ (18,834)	$ (15,953)	$ (55,096)	$ (76,539)
Net loss per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.09)	$ (0.08)	$ (0.27)	$ (0.42)
Diluted (in dollars per share)	$ (0.09)	$ (0.08)	$ (0.27)	$ (0.42)
Weighted average shares outstanding:
Basic (in shares)	205,232,967	200,038,761	203,968,783	181,867,522
Diluted (in shares)	205,232,967	200,038,761	203,968,783	181,867,522