Note 13 - Leases - Components of Operating Leases (Details) - USD ($)	May 31, 2022	Nov. 30, 2021
Operating lease right-of-use assets (in other assets)	$ 41,444	$ 47,794
Current portion of operating lease liabilities (in accrued expenses)	12,333	12,863
Long-term portion of operating lease liabilities	29,111	34,931
Total operating lease liabilities	$ 41,444	$ 47,794