Note 11 - Employee Benefit Plans (Details Textual) - USD ($)	12 Months Ended
	Nov. 30, 2022	Nov. 30, 2021
Defined Contribution Plan, Employer Matching Contribution, Percent of Match	50.00%
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	3.00%
Defined Contribution Plan, Cost	$ 116,603	$ 77,010