Note 11 - Loan and Credit Agreements - Summary of Term Debt (Details) (Parentheticals) - USD ($)	9 Months Ended	12 Months Ended
	Aug. 31, 2023	Nov. 30, 2022
Term Loan Due October 2037 [Member]
Debt Instrument, Periodic Payment	$ 19,648	$ 19,648
Debt Instrument, Interest Rate, Stated Percentage	7.00%	7.00%
Debt instrument, maturity date	Oct. 01, 2037	Oct. 01, 2037
Debt instrument, periodic payment	$ 19,648	$ 19,648
Debt instrument, interest rate, stated percentage	7.00%	7.00%
Bank Midwest Loan 2 [Member]
Debt Instrument, Periodic Payment	$ 2,972	$ 2,972
Debt Instrument, Interest Rate, Stated Percentage	7.00%	7.00%
Debt instrument, maturity date	May 15, 2027	May 15, 2027
Debt instrument, periodic payment	$ 2,972	$ 2,972
Debt instrument, interest rate, stated percentage	7.00%	7.00%
SBA Loan One [Member]
Debt Instrument, Periodic Payment	$ 731	$ 731
Debt Instrument, Interest Rate, Stated Percentage	3.75%	3.75%
Debt instrument, periodic payment	$ 731	$ 731
Debt instrument, interest rate, stated percentage	3.75%	3.75%
Debt instrument, maturity date range, start	Dec. 18, 2022	Dec. 18, 2022
Debt instrument, maturity date range, end	Jun. 18, 2050	Jun. 18, 2050
SBA Loan Two [Member]
Debt Instrument, Periodic Payment	$ 731	$ 731
Debt Instrument, Interest Rate, Stated Percentage	3.75%	3.75%
Debt instrument, periodic payment	$ 731	$ 731
Debt instrument, interest rate, stated percentage	3.75%	3.75%
Debt instrument, maturity date range, start	Dec. 18, 2022	Dec. 18, 2022
Debt instrument, maturity date range, end	Jun. 18, 2050	Jun. 18, 2050
SBA Loan Three [Member]
Debt Instrument, Periodic Payment	$ 731	$ 731
Debt Instrument, Interest Rate, Stated Percentage	3.75%	3.75%
Debt instrument, periodic payment	$ 731	$ 731
Debt instrument, interest rate, stated percentage	3.75%	3.75%
Debt instrument, maturity date range, start	Dec. 24, 2022	Dec. 24, 2022
Debt instrument, maturity date range, end	Jun. 24, 2050	Jun. 24, 2050