CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (191,995)	$ (57,294)	$ (31,125)
Other comprehensive loss:
Adjustment for the adoption of ASU 2016-01	0	0	(981)
Unrealized (loss) gain on marketable securities	(1,158)	272	(21)
Comprehensive loss	$ (193,153)	$ (57,022)	$ (32,127)