Note 10 - Loan and Credit Agreements - Summary of Term Debt (Details) - USD ($)	May 31, 2023	Nov. 30, 2022
Long-Term Debt, Total	$ 2,952,391	$ 3,001,919
Less current portion of term debt	106,305	97,678
Term debt, excluding current portion	2,846,086	2,904,241
Term Loan Due October 2037 [Member]
Long-Term Debt, Total	2,123,271	2,165,554
Bank Midwest Loan 2 [Member]
Long-Term Debt, Total	342,132	344,932
SBA Loan One [Member]
Long-Term Debt, Total	162,388	163,793
SBA Loan Two [Member]
Long-Term Debt, Total	162,373	163,728
SBA Loan Three [Member]
Long-Term Debt, Total	$ 162,227	$ 163,912