Note 15 - Equity Incentive Plan and Stock Based Compensation (Details Textual) - shares			12 Months Ended
	Feb. 13, 2026	Feb. 25, 2020	Nov. 30, 2025	Nov. 30, 2024
Non-qualified Stock Units to Non-employee Directors, Quarterly [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)			3,000	1,000
The 2020 Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)	500,000	500,000
The 2011 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares)		0