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Note 8 - Advertising Costs (Details Textual) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Aug. 31, 2024
Aug. 31, 2023
Aug. 31, 2024
Aug. 31, 2023
Advertising Expense $ 3.2 $ 0.6 $ 8.6 $ 2.1