Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (23,897)	$ (17,360)	$ (74,506)	$ (45,139)
Other comprehensive loss:
Net change in unrealized loss on available-for-sale securities	(230)	(5)	(522)	(4)
Comprehensive loss	$ (24,127)	$ (17,365)	$ (75,028)	$ (45,143)