Property and Equipment, Net - Additional Information (Detail) - USD ($)	3 Months Ended	12 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023
Property Plant And Equipment [Line Items]
Depreciation expense	$ 13,000	$ 51,000	$ 58,000	$ 111,000
Gain on sale of property and equipment			0	29,000
Proceeds from sale of property and equipment				65,000
Property and equipment classified as assets held for sale, fair value				51,000
Impairment of property and equipment	0	36,000	36,000	0
Property and equipment, gross	1,907,000		1,907,000	2,012,000
Proceeds from sale of property and equipment	$ 0	$ 17,000	$ 334,000	$ 115,000

Disposal group including discontinued operation impairment of property and equipment.

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- Definition

Proceeds from sale of property plant and equipment, continuing operations.

+ References

No definition available.

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- Definition

Fair value portion of assets classified as held for sale.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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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.

+ References

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- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

+ References

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- Definition

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.

+ References

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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.

+ References

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