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Note 10 - Loan and Credit Agreements - Summary of Minimum Maturities of Term Debt (Details) - USD ($)
Aug. 31, 2020
Nov. 30, 2019
2020 $ 21,592  
2021 94,090  
2022 1,346,926  
2023 109,297  
2024 120,223  
2025 and thereafter 2,376,285  
Long-term Debt, Total $ 4,068,413 $ 2,435,993