Note 12 - Accrued Charter Revenue, Current and Non-current, Unearned Revenue, Current and Non-current and Time Charter Assumed, Current and Non-current - Schedule of Unearned Revenue (Details) - USD ($) $ in Thousands |
Jun. 30, 2025 |
May 06, 2025 |
Dec. 31, 2024 |
|---|---|---|---|
| Unearned Revenue | $ 37,572 | $ 14,102 | $ 39,522 |
| Less current portion | (25,554) | (24,902) | |
| Non-current portion | 12,018 | 14,620 | |
| Unearned Revenues Regarding Hires Collected in Advance [Member] | |||
| Unearned Revenue | 7,263 | 8,470 | |
| Unearned Revenues Regarding Charter Revenues Resulting from Varying Charter Rates [Member] | |||
| Unearned Revenue | 30,309 | 30,988 | |
| Unamortized Balance of Charters Assumed [Member] | |||
| Unearned Revenue | $ 0 | $ 64 |