Note 1 - Summary of Significant Accounting Policies - Components of Finance Leases (Details) - USD ($)	Nov. 30, 2024	Nov. 30, 2023
Finance lease right-of-use assets (net of amortization in other assets)	$ 377,753	$ 511,367
Finance Lease, Right-of-Use Asset, after Accumulated Amortization	377,753	511,367
Current portion of finance lease liabilities	220,908	257,454
Long-term portion of finance lease liabilities	534,436	722,200
Total finance lease liabilities	$ 755,344	$ 979,654