Note 7 - Leases (Details Textual) - USD ($) |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Dec. 31, 2025 |
Aug. 12, 2024 |
|
| Operating Lease, Right-of-Use Asset | $ 168,000 | $ 195,000 | ||
| Operating Lease, Payments | 33,000 | $ 32,000 | ||
| H Q Operating Lease Agreement [Member] | ||||
| Lessee, Operating Lease, Term of Contract (Year) | 3 years | |||
| Operating Lease, Right-of-Use Asset | $ 323,000 | |||
| Lessee, Operating Lease, Discount Rate | 13.30% | |||
| Security Deposit | $ 14,000 | |||
| X | ||||||||||
- Definition Discount rate used by lessee to determine present value of operating lease payments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of an asset, typically cash, provided to a counterparty to provide certain assurance of performance by the entity pursuant to the terms of a written or oral agreement, such as a lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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