Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property and equipment gross	$ 13,477	$ 11,959
Less: accumulated depreciation	(10,617)	(9,593)
Property and equipment, net	2,860	2,366
Laboratory and warehouse equipment and tooling
Property, Plant and Equipment [Line Items]
Property and equipment gross	6,837	5,937
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property and equipment gross	1,543	1,501
Office furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment gross	1,955	1,489
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment gross	2,983	2,585
Automobiles
Property, Plant and Equipment [Line Items]
Property and equipment gross	29	29
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment gross	$ 130	$ 418

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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