Note 12 - Note Payable (Details Textual) - USD ($)		1 Months Ended		9 Months Ended
	Jan. 30, 2024	Sep. 30, 2024	Apr. 30, 2024	Jun. 30, 2025	Mar. 31, 2023
Conversion of Notes into Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)		12,578	89,279	267,597
Investors 8% Senior Secured Original Issue 20% Discount Convertible Promissory Note [Member]
Proceeds from Convertible Debt	$ 1,250,000
Debt Instrument, Interest Rate, Stated Percentage	8.00%
Debt Instrument Discounted Percentage	20.00%
Debt Instrument, Face Amount	$ 1,541,666
Notes Payable, Fair Value Disclosure					$ 2,702,000