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Property and Equipment, Net - Schedule of Property and Equipment, Net (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property Plant and Equipment [Line Items]
Property and equipment	$ 16,780	$ 15,075
Less: accumulated depreciation	(10,530)	(6,981)
Total property and equipment, net	6,250	8,094
Laboratory Equipment [Member]
Property Plant and Equipment [Line Items]
Property and equipment	13,534	12,003
Leasehold Improvements [Member]
Property Plant and Equipment [Line Items]
Property and equipment	886	860
Computer Equipment [Member]
Property Plant and Equipment [Line Items]
Property and equipment	888	827
Furniture and Fixtures [Member]
Property Plant and Equipment [Line Items]
Property and equipment	895	895
Construction in Process [Member]
Property Plant and Equipment [Line Items]
Property and equipment	$ 577	$ 490

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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