Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (85,120)	$ (83,263)	$ (189,033)	$ (245,197)
Other comprehensive loss, net of tax:
Unrealized loss on marketable securities, net	(67)	(95)	(5,048)	(112)
Total comprehensive loss	$ (85,187)	$ (83,358)	$ (194,081)	$ (245,309)