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Property and Equipment, Net - Summary Of Property Plant and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 8,114	$ 6,627
Less: accumulated depreciation	(5,373)	(4,274)
Property and equipment, net	2,741	2,353	$ 2,585
Electronic and laboratory equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	4,045	3,779
Furniture and office equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	407	404
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	657	427
Production equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	308	181
Computers and software [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 2,697	$ 1,836

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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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