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Note 1 - Interim Financial Statements (Details Textual) $ in Millions | Jul. 05, 2023 USD ($) | Sep. 30, 2024 | Jul. 03, 2023
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Unsecured Debt [Member] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 10.375% | 10.375% | 10.375%
Vessels From Solstad Offshore ASA [Member] |  |  |
Number of Platform Support Vessels | 37 |  |
Payments to Acquire Productive Assets | $ 594.2 |  |

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