Property and Equipment - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 7,242	$ 7,170
Less accumulated depreciation	(4,559)	(4,405)
Property and equipment, net	2,683	2,765
Manufacturing and Testing Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	5,209	5,194
Leasehold Improvements
Property Plant And Equipment [Line Items]
Property and equipment, gross	848	848
Computers and Software
Property Plant And Equipment [Line Items]
Property and equipment, gross	713	703
Furniture, Fixtures, and Equipment
Property Plant And Equipment [Line Items]
Property and equipment, gross	409	409
Construction in Process
Property Plant And Equipment [Line Items]
Property and equipment, gross	$ 63	$ 16

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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