Loss Per Share - Schedule of Basic and Diluted Net Loss Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share [Abstract]
Net loss	$ (113,229)	$ (100,678)	$ (146,872)	$ (71,644)	$ (68,806)	$ (46,205)	$ (360,779)	$ (186,655)
Weighted average shares outstanding, basic	76,047			73,706			75,543	69,720
Weighted average shares outstanding, diluted	76,047			73,706			75,543	69,720
Net Loss Per Share, Basic	$ (1.49)			$ (0.97)			$ (4.78)	$ (2.68)
Net Loss Per Share, Diluted	$ (1.49)			$ (0.97)			$ (4.78)	$ (2.68)