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Note 12 - Intangible Assets (Details Textual) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Aug. 31, 2024
Aug. 31, 2023
Aug. 31, 2024
Aug. 31, 2023
Amortization of Intangible Assets $ 0.1 $ 0.1 $ 0.1 $ 0.2