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Note 15 - Derivative Financial Instruments (Tables) | 12 Months Ended
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Dec. 31, 2023
Notes Tables |
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] |
Derivatives not designated as hedging instruments | Balance Sheet Location |  | December 31, 2022 |  |  | December 31, 2023 |
Interest rate swap contracts | Current assets – Derivatives |  |  | 1,142,682 |  |  |  | - |
Interest rate swap contracts | Long - term assets – Derivatives |  |  | 2,669,244 |  |  |  | - |
Total derivative assets |  |  |  | 3,811,926 |  |  |  | - |
Interest rate swap contracts | Current liabilities – Derivatives |  |  | - |  |  |  | 56,042 |
Interest rate swap contracts | Long-term liabilities – Derivatives |  |  | - |  |  |  | 168,138 |
Total derivative liabilities |  |  |  | - |  |  |  | 224,180 |
Derivative Instruments, Gain (Loss) [Table Text Block] |
Derivatives not designated as hedging instruments | Location of gain / (loss) recognized |  | Year Ended December 31, 2021 |  |  | Year Ended December 31, 2022 |  |  | Year Ended December 31, 2023 |
Interest rate swap contracts– Unrealized gain / (loss) | (Loss) / gain on derivatives, net |  |  | 153,835 |  |  |  | 4,223,839 |  |  |  | (4,036,107 | )
Interest rate swap contracts- Realized (loss) / gain | (Loss) / gain on derivatives, net |  |  | (180,976 | ) |  |  | 131,818 |  |  |  | 4,214,235 |
Total net (loss) / gain on interest rate swap contracts |  |  |  | (27,141 | ) |  |  | 4,355,657 |  |  |  | 178,128 |

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