CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (50,078)	$ (52,162)
Available-for-sales securities:
Unrealized losses on available-for-sale securities	(1,641)	0
Other comprehensive loss, net of taxes	(1,641)	0
Total comprehensive loss, net of taxes	$ (51,719)	$ (52,162)