Net Loss Per Share - Summary of Computation of Basic and Diluted Net Loss Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Earnings Per Share [Abstract]
Net loss	$ (76,788)	$ (62,046)	$ (193,399)	$ (42,184)	$ (138,834)	$ (235,582)
Net loss per share, basic and diluted	$ (0.71)		$ (2.10)		$ (1.28)	$ (2.58)
Weighted average shares of common stock, basic and diluted	108,644,329		91,939,439		108,469,760	91,188,160