Property and Equipment, Net - Schedule of Property and Equipment, Net (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,265	$ 546
Accumulated depreciation and amortization	(559)	(412)
Property and equipment, net	1,706	134
Laboratory Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,073
Computer Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	53	53
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	85	85
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	408	$ 408
Construction-in-Progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 646

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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