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Stock-Based Compensation - Performance Share Awards and Restricted Stock and Restricted Stock Unit Awards (Details) - $ / shares
3 Months Ended 9 Months Ended
Jul. 31, 2020
May 01, 2020
Jan. 31, 2020
Aug. 02, 2019
May 03, 2019
Feb. 01, 2019
Jul. 31, 2020
Aug. 02, 2019
Restricted stock and restricted stock unit awards                
Stock-Based Compensation                
Weighted-average fair value of awards granted (in dollars per share)             $ 74.43 $ 66.00
Vesting period             3 years  
Performance share awards                
Stock-Based Compensation                
Performance goal period             3 years  
Weighted-average fair value of awards granted (in dollars per share)     $ 77.33     $ 59.58    
Share-based compensation arrangement by share-based payment award, equity instruments other than options, grants in period (in shares) 0 0   0 0      
Performance share awards | Maximum                
Stock-Based Compensation                
Vesting (as a percent)             200.00%  
Performance share awards | Minimum                
Stock-Based Compensation                
Vesting (as a percent)             0.00%  
Tranche One | Restricted stock and restricted stock unit awards                
Stock-Based Compensation                
Vesting (as a percent)             33.33%  
Tranche Two | Restricted stock and restricted stock unit awards                
Stock-Based Compensation                
Vesting (as a percent)             33.33%  
Tranche Three | Restricted stock and restricted stock unit awards                
Stock-Based Compensation                
Vesting (as a percent)             33.33%