Balance Sheet Components - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Property Plant And Equipment [Line Items]
Total property and equipment	$ 64,502	$ 52,445
Less: accumulated depreciation and amortization	(11,489)	(9,425)
Total property and equipment, net	53,013	43,020
Leasehold Improvements
Property Plant And Equipment [Line Items]
Total property and equipment	23,605	7,241
Laboratory Equipment
Property Plant And Equipment [Line Items]
Total property and equipment	19,204	11,891
Manufacturing equipment
Property Plant And Equipment [Line Items]
Total property and equipment	17,468
Construction in Progress
Property Plant And Equipment [Line Items]
Total property and equipment	2,426	32,561
Computer Equipment and Software
Property Plant And Equipment [Line Items]
Total property and equipment	964	218
Furniture and Fixtures
Property Plant And Equipment [Line Items]
Total property and equipment	$ 835	$ 534