Property and Equipment, Net - Summary of Property and Equipment Net (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Property plant and equipment including finance right of use assets, gross	$ 23,084	$ 22,893
Less: Accumulated depreciation and amortization	(6,141)	(5,330)
Property and equipment, net	16,943	17,563
Laboratory equipment
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Property plant and equipment including finance right of use assets, gross	5,109	4,889
Furniture and fixtures
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Property plant and equipment including finance right of use assets, gross	815	815
Computer equipment and software
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Property plant and equipment including finance right of use assets, gross	101	100
Leasehold improvements
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Property plant and equipment including finance right of use assets, gross	17,059	17,059
Assets not yet placed in service
Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization
Property plant and equipment including finance right of use assets, gross	$ 0	$ 30