Property and Equipment, Net - Summary of Property and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 227,434	$ 201,334
Less: accumulated depreciation	(27,875)	(17,117)
Total	199,559	184,217
Land [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	6,771	6,417
Buildings and Leasehold Improvements [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	117,325	109,172
Laboratory and Manufacturing Equipment [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	37,176	31,173
Office and Computer Equipment [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	1,710	2,659
ROU Assets under Finance Lease [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	15,072	14,753
Construction-in-Process [Member]
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 49,380	$ 37,160

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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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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