Note 1 - Nature of Operations (Details Textual) - USD ($)			12 Months Ended
	Oct. 01, 2025	Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Oct. 31, 2024	Aug. 31, 2024	Aug. 31, 2022
Comprehensive Income (Loss), Net of Tax, Attributable to Parent			$ (7,108,681)	$ (6,198,010)
Retained Earnings (Accumulated Deficit)		$ 65,910,974	65,910,974	58,589,013
Net Cash Provided by (Used in) Operating Activities			(7,322,262)	(4,890,205)
Cash and Cash Equivalent		10,800,000	10,800,000
Working Capital (Deficit)		10,400,000	10,400,000
Stock Issued During Period, Value, New Issues			7,717,634	729,387
Equity Offering, Maximum Amount							$ 150,000,000
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation			7,322,262	4,890,205
Net Income (Loss) Attributable to Parent			7,185,523	6,170,045
Canaccord [Member]
Stock Issued During Period, Value, New Issues				$ 600,000
Equity Offering, Maximum Amount						$ 20,000,000
Equity Offering, Limitation Amount						$ 8,400,000
Stock Issued During Period, Shares, New Issues				171,916
Issuance costs				$ 100,000
H.C. Wainwright & Co., LLC [Member]
Stock Issued During Period, Value, New Issues		$ 3,400,000	$ 1,000,000
Equity Offering, Maximum Amount					$ 4,000,000
Stock Issued During Period, Shares, New Issues			394,057
H.C. Wainwright & Co., LLC [Member] | Subsequent Event [Member]
Stock Issued During Period, Value, New Issues	$ 3,400,000
Stock Issued During Period, Shares, New Issues	1,177,568
Private Placement [Member] | Series A-1 Convertible Preferred Stock [Member]
Proceeds from Issuance or Sale of Equity			$ 17,000,000