Note 9 - Loan and Credit Agreements - Summary of Term Debt (Details) (Parentheticals) - USD ($)	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021
Term Loan Due October 2037 [Member]
Debt Instrument, Periodic Payment, Total	$ 19,648	$ 19,648
Debt Instrument, Interest Rate, Stated Percentage	7.00%	7.00%
Debt Instrument, Maturity Date	Oct. 01, 2037	Oct. 01, 2037
Bank Midwest Loan 2 [Member]
Debt Instrument, Periodic Payment, Total	$ 2,972	$ 2,972
Debt Instrument, Interest Rate, Stated Percentage	9.50%	9.50%
Debt Instrument, Maturity Date	May 15, 2027	May 15, 2027
SBA Loan One [Member]
Debt Instrument, Periodic Payment, Total	$ 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, Total	$ 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, Total	$ 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