Note 13 - Leases - Components of Finance Leases (Details) - USD ($)	Feb. 28, 2022	Nov. 30, 2021
Finance lease right-of-use assets (net of amortization in other assets)	$ 174,526	$ 190,667
Current portion of finance lease liabilities (accrued expenses)	49,169	48,591
Long-term portion of finance lease liabilities	129,864	142,386
Total finance lease liabilities	$ 179,033	$ 190,977