Note 12 - Lease Obligations - Lease-related Assets and Liabilities (Details) - USD ($) $ in Thousands |
Dec. 31, 2023 |
Dec. 31, 2022 |
|---|---|---|
| Operating lease ROU assets | $ 787 | $ 787 |
| Less: Accumulated amortization on operating lease assets | (629) | (638) |
| Total lease assets | 158 | 149 |
| Operating lease, current | 147 | 156 |
| Operating lease, noncurrent | 0 | 0 |
| Total lease liabilities | $ 147 | $ 156 |
| X | ||||||||||
- Definition Amount of accumulated amortization on lessee's right to use underlying asset under operating lease. No definition available.
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| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease before accumulated amortization. No definition available.
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. 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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