Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Mar. 31, 2026 |
Dec. 12, 2025 |
Mar. 31, 2025 |
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| Accounting Policies [Line Items] | ||||||
| Cash and cash equivalents | $ 4,785,000 | $ 111,000 | $ 1,134,000 | $ 6,363,000 | $ 4,800,000 | $ 450,000 |
| Impairment of long-lived assets | 0 | |||||
| Asset Impairment | 0 | |||||
| Assets, transfer from level 2 to level 3 | 0 | 0 | 0 | |||
| Liability for unrecognized tax benefits | 0 | 0 | 0 | |||
| Interest or penalties related to uncertain tax positions | $ 0 | $ 0 | $ 0 | |||
| X | ||||||||||
- Definition Accounting Policies [Line Items] No definition available.
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| X | ||||||||||
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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