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Note 17 - Subsequent Events (Details Textual) - USD ($)				9 Months Ended
	Nov. 06, 2025	Oct. 27, 2025	Jan. 15, 2025	Sep. 30, 2025	Sep. 30, 2024
Proceeds from Warrant Exercises				$ 3,813,057	$ 2,000,000
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)				3 years
Subsequent Event [Member] | Restricted Stock [Member] | Share-Based Payment Arrangement, Employee [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)	2,500
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	3 years
Shares Issued, Price Per Share (in dollars per share)	$ 0.63
Subsequent Event [Member] | Conversion of Partitioned Notes to Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)		429,027
Subsequent Event [Member] | The 2024 Note [Member]
Debt Instrument, Face Amount		$ 2,360,000
Debt Instrument, Increase (Decrease), Net		(327,991)
Subsequent Event [Member] | Promissory Note 1 [Member]
Debt Instrument, Face Amount		261,841
Subsequent Event [Member] | Promissory Note 2 [Member]
Debt Instrument, Face Amount		66,150
Subsequent Event [Member] | The 2025 Note [Member]
Repayments of Debt		$ 455,000
Subsequent Event [Member] | Maxim [Member]
Class of Warrant or Right, Cash Fee, Percent of Gross Proceeds		6.00%
Existing Warrants Member
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)				$ 2.15
Existing Warrants Member | Subsequent Event [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		3,091,668
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 1.02
New Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)			$ 2.15
Warrants and Rights Outstanding, Term (Year)			5 years
Beneficial Ownership Limitation, Percentage of Common Stock Outstanding			$ 4.99
New Warrants [Member] | Subsequent Event [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		6,183,336
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 1.02
Warrants and Rights Outstanding, Term (Year)		5 years
Beneficial Ownership Limitation, Percentage of Common Stock Outstanding		$ 4.99
Outstanding Warrants [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)			$ 1.85
Proceeds from Warrant Exercises			$ 3,800,000
Outstanding Warrants [Member] | Subsequent Event [Member]
Proceeds from Warrant Exercises		$ 3,100,000

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Net increase or decrease in the carrying amount of the debt instrument for the period.

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