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Stock-Based Benefit Plans (Stock Options - Expense Table) (Details 2) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Stock-based compensation expense recognized      
Total stock-based compensation expense recognized $ 23,187 $ 24,326 $ 26,180
Share-based Payment Arrangement, Option [Member]      
Stock-based compensation expense recognized      
Total stock-based compensation expense recognized $ 1,812 $ 3,144 $ 5,181