Net Loss Per Share - Schedule of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share [Abstract]
Net loss	$ (116,902)	$ (110,556)	$ (175,987)	$ (229,415)
Weighted-average number of shares outstanding used in computing net loss per share, basic	64,648,650	35,359,999	63,397,196	30,383,375
Weighted-average number of shares outstanding used in computing net loss per share, diluted	64,648,650	35,359,999	63,397,196	30,383,375
Net loss per share, basic	$ (1.81)	$ (3.13)	$ (2.78)	$ (7.55)
Net loss per share, diluted	$ (1.81)	$ (3.13)	$ (2.78)	$ (7.55)
Anti-dilutive shares excluded from computation of net loss per share (in shares)	13,054,457	4,822,387	9,238,156	5,168,431