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Note 6 - Long-term Debt (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Maturities of Long-Term Debt [Table Text Block] |
Years ending December 31, |
2025 |  | $ | 85 |
2026 |  |  | 85 |
2027 |  |  | 85 |
2028 |  |  | 49 |

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- Definition Tabular disclosure of maturity and sinking fund requirement for long-term debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
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