Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 53,973	$ 46,234
Less accumulated depreciation and amortization	(17,394)	(13,174)
Property and equipment, net	36,579	33,060
Asset impairment charge	2,000
Computer equipment and software
Property, Plant and Equipment [Line Items]
Total property and equipment	1,325	1,224
Laboratory equipment
Property, Plant and Equipment [Line Items]
Total property and equipment	16,368	12,778
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment	868	1,136
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment	34,336	26,701
Construction in progress
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 1,076	$ 4,395