Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (31,448)	$ (180,617)
Other comprehensive income (loss), net of tax:
Unrealized gain (loss) on marketable securities, net	(3,806)	26
Total comprehensive loss	$ (35,254)	$ (180,591)