Balance Sheet Components - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment	$ 2,495	$ 2,421
Less accumulated depreciation	(1,487)	(1,361)
Property and equipment-net	1,008	1,060
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property and equipment	168	168
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment	328	310
Lab equipment
Property, Plant and Equipment [Line Items]
Property and equipment	1,077	1,061
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment	$ 922	$ 882

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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