Note 11 - Employee Benefit Plans (Details Textual) - USD ($)	11 Months Ended	12 Months Ended		13 Months Ended
	Nov. 30, 2021	Nov. 30, 2021	Nov. 30, 2020	Dec. 31, 2020
Defined Contribution Plan, Employer Matching Contribution, Percent of Match	50.00%			25.00%
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	3.00%			1.00%
Defined Contribution Plan, Cost		$ 77,010	$ 32,464