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Note 10 - Stockholders' Equity (Details Textual) - USD ($)					2 Months Ended	3 Months Ended			9 Months Ended		12 Months Ended
	Nov. 12, 2024	Sep. 27, 2024	Jun. 24, 2024	Jan. 03, 2024	Nov. 12, 2024	Sep. 30, 2024	Jun. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2013	Dec. 31, 2023
Common Stock, Shares Authorized (in shares)						50,000,000			50,000,000			50,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)						$ 0.001			$ 0.001			$ 0.001
Common Stock, Shares, Issued (in shares)						5,848,499			5,848,499			5,727,310
Share-Based Payment Arrangement, Amount Withheld for Tax Withholding Obligation							$ 104,940
Common Stock, Shares, Outstanding (in shares)						5,848,499			5,848,499			5,727,310
Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)									311,154
Share-Based Payment Arrangement, Expense						$ 166,617		$ 143,195	$ 521,791	$ 494,292
Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount						$ 816,505			$ 816,505
Restricted Stock Units (RSUs) [Member] \| The 2022 Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)									353,471
Prefunded Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		555,302
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 0.001
Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		584,529
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)		$ 2
Securities Purchase Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares)		3,630,129
Proceeds from Issuance or Sale of Equity					$ 10,000,000
Equity Issued, Number of Common Stock Per Issue (in shares)		1
Equity Issued, Price Per Share (in dollars per share)		$ 2
Securities Purchase Agreement [Member] \| Maximum [Member]
Proceeds from Issuance or Sale of Equity		$ 10,000,000
Securities Purchase Agreement [Member] \| Minimum [Member]
Equity Issued, Price Per Share (in dollars per share)		$ 1.999
Securities Purchase Agreement [Member] \| Prefunded Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		1,369,871
Equity Issued, Number of Warrants Per Issue (in shares)		1
Securities Purchase Agreement [Member] \| Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		5,000,000
Equity Issued, Number of Warrants Per Issue (in shares)		1
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)		1
Securities Purchase Agreement, Tranche One [Member]
Stock Issued During Period, Shares, New Issues (in shares)		29,227
Proceeds from Issuance or Sale of Equity		$ 1,200,000
Securities Purchase Agreement, Tranche One [Member] \| Prefunded Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		555,302
Securities Purchase Agreement, Tranche One [Member] \| Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		584,529
Securities Purchase Agreement, Tranche Two [Member]
Stock Issued During Period, Shares, New Issues (in shares)		3,600,902
Securities Purchase Agreement, Tranche Two [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)	3,600,902
Proceeds from Issuance or Sale of Equity	$ 8,800,000
Securities Purchase Agreement, Tranche Two [Member] \| Prefunded Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		814,569
Securities Purchase Agreement, Tranche Two [Member] \| Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		4,415,471
Director [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)				24,500
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures				$ 73,500
Director [Member] \| Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)									52,082
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Annual Grant											$ 36,750
Management [Member]
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)			11,932	85,528
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures			$ 36,750	$ 289,672
Share-Based Payment Arrangement, Shares Withheld for Tax Withholding Obligation (in shares)				29,998
Share-Based Payment Arrangement, Amount Withheld for Tax Withholding Obligation				$ 104,940
Board of Directors Chairman [Member] \| Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Annual Grant											$ 73,500