Note 14 - Related Party Transactions (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2024	Aug. 31, 2023	Nov. 30, 2023
Revenue from Contract with Customer, Including Assessed Tax	$ 5,876,000	$ 8,117,000	$ 18,329,000	$ 23,429,000
Accrued Liabilities, Current	1,105,374		1,105,374		$ 1,399,232
Related Party [Member]
Revenue from Contract with Customer, Including Assessed Tax	0	0	0	0
Accounts Receivable, after Allowance for Credit Loss	0	0	0	0
Costs and Expenses	3,869	4,068	11,549	12,131
Accrued Liabilities, Current	$ 1,299	$ 1,357	$ 1,299	$ 1,357