Note 1 - Summary of Significant Accounting Policies - Components of Operating Leases (Details) - USD ($)	Nov. 30, 2021	Nov. 30, 2020
Long-term portion of operating lease liabilities	$ 34,931	$ 18,342
Total operating lease liabilities	47,794	27,879
Other Assets [Member]
Operating lease right-of-use assets (in other assets)	47,794	27,879
Accrued Expenses [Member]
Current portion of operating lease liabilities (in accrued expenses)	$ 12,863	$ 9,537