Property and Equipment, net - Property and Equipment, net (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,835	$ 1,792
Less accumulated depreciation and amortization	(1,409)	(1,161)
Property, Plant and Equipment, net, Total	426	631
Computer and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	239	239
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	330	330
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,266	$ 1,223

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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