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Note 9 - Paycheck Protection Program (PPP) Loan (Details Textual) - USD ($)			1 Months Ended		10 Months Ended
	Dec. 21, 2021	Sep. 07, 2021	Feb. 28, 2021	May 30, 2020	Feb. 28, 2021	Jun. 30, 2023
Paycheck Protection Program CARES Act [Member]
Proceeds from Notes Payable, Total			$ 332,542	$ 381,000	$ 713,542
Gain (Loss) on Extinguishment of Debt, Total		$ 361,275
Gain (Loss) on Extinguishment of Debt		361,275
Paycheck Protection Program CARES Act [Member] \| Loans Payable [Member]
Gain (Loss) on Extinguishment of Debt, Total	$ 332,542
Gain (Loss) on Extinguishment of Debt	$ 332,542
PPP Term Loan One [Member]
Loans Payable, Total		$ 19,725				$ 10,311
Debt Instrument, Interest Rate, Stated Percentage		1.00%
Debt Instrument, Maturity Date		May 15, 2025