Note 13 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands |
1 Months Ended | 6 Months Ended | |
|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Payments to Acquire Vessels | $ 6,995 | $ 2,457 | |
| Future Minimum Contractual Charter Revenues Assumptions [Member] | |||
| Revenue Days Per Annum (Day) | 365 days | ||
| Time Charter Arrangements Remaining Terms Period (Year) | 74 years | ||
| Capital Addition Purchase Commitments [Member] | |||
| Long-Term Purchase Commitment, Amount | $ 186,000 | ||
| Number of Secondhand Dry Bulk Vessels | 6 | 6 | |
| Payments to Acquire Vessels | $ 28,000 | ||
| Capital Addition Purchase Commitments [Member] | Chairman and Chief Executive Officer, Konstantinos Konstantakopoulos [Member] | |||
| Joint Venture, Ownership, Percent | 17.00% | 17.00% | |
| Capital Addition Purchase Commitments [Member] | Family Member of Konstantinos Konstantakopoulos [Member] | |||
| Joint Venture, Ownership, Percent | 17.00% | 17.00% | |