Note 10 - Loan and Credit Agreements - Summary of Term Debt (Details) - USD ($)	Feb. 28, 2023	Nov. 30, 2022
Long-Term Debt, Total	$ 2,974,366	$ 3,001,919
Less current portion of term debt	100,140	97,678
Term debt, excluding current portion	2,874,226	2,904,241
Term Loan Due October 2037 [Member]
Long-Term Debt, Total	2,145,225	2,165,554
Bank Midwest Loan 2 [Member]
Long-Term Debt, Total	344,331	344,932
SBA Loan One [Member]
Long-Term Debt, Total	162,862	163,793
SBA Loan Two [Member]
Long-Term Debt, Total	163,045	163,728
SBA Loan Three [Member]
Long-Term Debt, Total	$ 158,903	$ 163,912