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Property and Equipment, Net - Additional Information (Detail) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Property Plant And Equipment [Line Items]
Depreciation expense	$ 17,000		$ 29,000	$ 48,000	$ 60,000
Property and equipment, gross	$ 1,907,000			1,907,000		$ 2,012,000
Proceeds from sale of property and equipment				162,000	37,000
Property and equipment classified as assets held for sale, fair value						$ 51,000
Impairment of property and equipment		$ 36,000		$ 36,000	$ 0

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- Definition

Disposal group including discontinued operation impairment of property and equipment.

+ References

No definition available.

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- Definition

Fair value portion of assets classified as held for sale.

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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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