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Stock-Based Benefit Plans (Performance-based RSUs) (Details 6) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Performance-Based Restricted Stock Units      
Total stock-based compensation expense recognized $ 23,187 $ 24,326 $ 26,180
Restricted Stock Units (RSUs) [Member] | Vesting Based On Performance [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Minimum Percentage of Units Issued to Recipients of Base Award 0.00% 0.00%  
Maximum Percentage of Units Issued to Recipients of Base Award 150.00% 150.00%  
Performance-Based Restricted Stock Units      
Number of shares underlying to be issued 128,894 116,423 158,721
Aggregate number of Performance Based RSUs outstanding 539,592 579,115 645,538
Weighted-average grant date fair value per share of shares issued (in dollars per share) $ 29.87 $ 32.55 $ 34.86
Fair value of restricted stock units issued $ 5,030 $ 3,790 $ 5,533
Total stock-based compensation expense recognized 5,989 5,986 5,514
Fair market value of options vested $ 5,084 $ 5,638 $ 6,735