Selected Balance Sheet Information - Schedule of Property and equipment, net (Details) - USD ($) |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
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| Selected Balance Sheet Information | |||
| Total property and equipment, gross | $ 1,175,000 | $ 1,188,000 | |
| Less: accumulated depreciation and amortization | (981,000) | (966,000) | |
| Total property and equipment, net | 194,000 | 222,000 | |
| Depreciation expense | 24,000 | $ 26,000 | 108,000 |
| Computers and office equipment | |||
| Selected Balance Sheet Information | |||
| Total property and equipment, gross | 636,000 | 639,000 | |
| Other property, plant and equipment | |||
| Selected Balance Sheet Information | |||
| Total property and equipment, gross | 434,000 | 444,000 | |
| Leasehold improvements | |||
| Selected Balance Sheet Information | |||
| Total property and equipment, gross | 94,000 | 94,000 | |
| Software | |||
| Selected Balance Sheet Information | |||
| Total property and equipment, gross | $ 11,000 | $ 11,000 | |
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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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