Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 113,563	$ 60,692	$ 214,877	$ 113,006
Cost of revenue	26,387	13,415	52,945	25,482
Gross profit	87,176	47,277	161,932	87,524
Operating expenses:
Marketing	60,490	27,944	108,583	54,902
Selling, general, and administrative	46,876	36,740	90,458	98,438
Total operating expenses	107,366	64,684	199,041	153,340
Loss from operations	(20,190)	(17,407)	(37,109)	(65,816)
Other income:
Change in fair value of liabilities	121	7,963	562	5,282
Other income, net	402	325	722	101
Total other income, net	523	8,288	1,284	5,383
Loss before income taxes	(19,667)	(9,119)	(35,825)	(60,433)
Provision for income taxes	(12)	(34)	(106)	(124)
Net loss	(19,679)	(9,153)	(35,931)	(60,557)
Other comprehensive (loss) income	(145)	32	(331)	(29)
Total comprehensive loss	$ (19,824)	$ (9,121)	$ (36,262)	$ (60,586)
Net loss per share attributable to common stockholders:
Basic (in dollars per share)	$ (0.10)	$ (0.05)	$ (0.18)	$ (0.35)
Diluted (in dollars per share)	$ (0.10)	$ (0.05)	$ (0.18)	$ (0.35)
Weighted average shares outstanding:
Basic (in shares)	203,949,535	191,922,517	203,326,215	172,631,312
Diluted (in shares)	203,949,535	191,922,517	203,326,215	172,631,312