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Note 3 - Intangible Assets (Tables) | 6 Months Ended
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Mar. 31, 2025
Notes Tables |
Schedule of Finite-Lived Intangible Assets [Table Text Block] |
|  | March 31, 2025 |  |  | September 30, 2024 |
The Constructs |  | $ | 2,529,483 |  |  | $ | 2,529,483 |
Less: accumulated amortization |  |  | (501,221 | ) |  |  | (450,635 | )
Total intangible assets, net |  | $ | 2,028,262 |  |  | $ | 2,078,848 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] |
Year Ending |  |  |  |
September 30, 2025 |  |  | 50,586 |
September 30, 2026 |  |  | 101,172 |
September 30, 2027 |  |  | 101,172 |
September 30, 2028 |  |  | 101,172 |
September 30, 2029 |  |  | 101,172 |
Thereafter |  |  | 1,572,988 |
|  | $ | 2,028,262 |

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