Note 9 - Accrued Expenses - Major Components of Accrued Expenses (Details) - USD ($)	May 31, 2024	Nov. 30, 2023
Salaries, wages, and commissions	$ 539,930	$ 805,908
Accrued warranty expense	196,668	295,113
Other	287,442	298,211
Total accrued expenses	$ 1,024,040	$ 1,399,232