Property and Equipment, Net - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Property Plant And Equipment [Line Items]
Total property and equipment	$ 20,969	$ 7,654
Less: Accumulated depreciation and amortization	(6,326)	(4,864)
Property and equipment, net	14,643	2,790
Laboratory Equipment
Property Plant And Equipment [Line Items]
Total property and equipment	$ 5,502	4,350
Useful life (in years)	3 years
Leasehold Improvements
Property Plant And Equipment [Line Items]
Total property and equipment	$ 1,614	1,427
Useful life (in years)	Lesser of useful lifeor lease term
Furniture and Fixtures
Property Plant And Equipment [Line Items]
Total property and equipment	$ 303	524
Useful life (in years)	3 years
Construction In Progress
Property Plant And Equipment [Line Items]
Total property and equipment	$ 13,014	1,090
Computer Equipment
Property Plant And Equipment [Line Items]
Total property and equipment	$ 216	93
Useful life (in years)	3 years
Software
Property Plant And Equipment [Line Items]
Total property and equipment	$ 320	$ 170
Useful life (in years)	3 years