Note 9 - Inventory (Details Textual) - USD ($)	3 Months Ended	9 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Inventory Recovery	$ 0	$ 662	$ 21,201	$ 4,513

Amount of gain in inventory due to subsequent remeasurement adjustements.

No definition available.