CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (168,613)	$ (322,431)	$ (475,690)	$ (897,467)
Other comprehensive loss:
Net unrealized losses on marketable securities available-for-sale, net of reclassifications	0	0	0	(9)
Foreign currency translation adjustment	(12,924)	(3,309)	(22,441)	(6,154)
Other comprehensive loss	(12,924)	(3,309)	(22,441)	(6,163)
Comprehensive loss	$ (181,537)	$ (325,740)	$ (498,131)	$ (903,630)