Balance Sheet Components - Summary of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Less accumulated depreciation	$ (373)	$ (206)
Property and equipment, net	385	511
Computer and Other Equipment
Property, Plant and Equipment [Line Items]
Property and equipment gross	180	154
Capitalized software
Property, Plant and Equipment [Line Items]
Property and equipment gross	89	89
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment gross	151	151
Leashold improvements
Property, Plant and Equipment [Line Items]
Property and equipment gross	338	315
Construction In Progress
Property, Plant and Equipment [Line Items]
Property and equipment gross	$ 0	$ 8

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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