Property and Equipment - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Property Plant And Equipment [Line Items]
Total property and equipment	$ 15,294	$ 12,988
Less accumulated depreciation	(3,176)	(2,147)
Property and equipment, net	12,118	10,841
Lab and Office Equipment Under Finance Right of Use Asset
Property Plant And Equipment [Line Items]
Total property and equipment	4,003	2,771
Lab Equipment
Property Plant And Equipment [Line Items]
Total property and equipment	2,373	1,636
Computer Equipment
Property Plant And Equipment [Line Items]
Total property and equipment	266	89
Furniture & Fixtures
Property Plant And Equipment [Line Items]
Total property and equipment	921	861
Leasehold Improvements
Property Plant And Equipment [Line Items]
Total property and equipment	$ 7,731	7,599
Assets Not Yet in Service
Property Plant And Equipment [Line Items]
Total property and equipment		$ 32