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Note 12 - Share-based Compensation - Other PSU-related Information (Details) - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
May 31, 2022
May 31, 2021
May 31, 2022
May 31, 2021
Withholding tax paid on PSUs vested $ (0) $ (0) $ 2,122 $ 731
Performance Share Units [Member]        
Performance multiplier on PSUs vested     93.00% 150.00%
Common shares issued (in shares)     430 574
Total fair value of common shares issued     $ 2,903 $ 5,723
Withholding tax paid on PSUs vested     $ 2,122 $ 731