Note 8 - Leases - Right-of-Use Assets and Related Lease Liabilities (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Cash paid for operating lease liabilities | $ 74 | $ 73 |
| Operating lease cost | 75 | 72 |
| Cash paid for finance lease liabilities | 12 | 12 |
| Interest expense | $ 2 | $ 2 |
| Weighted-average remaining lease term (years) - operating leases (Year) | 1 year 4 months 24 days | 1 year 10 months 24 days |
| Weighted-average discount rate - operating leases | 10.23% | 10.50% |
| Weighted-average remaining lease term (years) - finance leases (Year) | 3 years | 4 years |
| Weighted-average discount rate - finance leases | 4.85% | 4.85% |
| X | ||||||||||
- Definition Represents the cash amount paid on finance leases during the period. No definition available.
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| X | ||||||||||
- Definition Amount of interest paid on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Weighted average discount rate for finance lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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 Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Weighted average remaining lease term for 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/2003/role/exampleRef
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