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Stock Plans (Narrative) (Details)
12 Months Ended
Oct. 31, 2017
USD ($)
director
$ / shares
shares
Oct. 31, 2016
USD ($)
director
$ / shares
shares
Oct. 31, 2015
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Allocated Share-based Compensation Expense $ 37,200,000 $ 29,900,000 $ 32,900,000
Proceeds related to share-based compensation awards $ 10,700,000 20,400,000 19,800,000
Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service Period 60 months    
Total intrinsic value of options exercised $ 31,600,000    
Total unrecognized compensation cost expected to be recognized $ 10,700,000    
Total unrecognized compensation cost expected to be recognized over a remaining weighted-average vesting period (in years) 3 years 26 days    
Performance Units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Performance cycle 3 years    
Percentage of performance units granted 100.00%    
Total unrecognized compensation cost expected to be recognized $ 4,700,000    
Total unrecognized compensation cost expected to be recognized over a remaining weighted-average vesting period (in years) 1 year 4 months 4 days    
Performance Units [Member] | Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of performance units granted 0.00%    
Performance Units [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage of performance units granted 150.00%    
Capitalized In Inventory [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Allocated Share-based Compensation Expense $ 3,700,000 $ 2,600,000 $ 2,800,000
2006 Directors Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of non-employee directors in committee | director   2  
Number of shares authorized to be granted | shares   950,000  
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent 100.00%    
Shares remaining for future grant (in shares) | shares 139,874    
Award expiration date (in years) 10 years    
2006 Directors Plan [Member] | Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award expiration date (in years) 10 years    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 1 year    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares   $ 43.91  
2006 Directors Plan [Member] | Non Employee Directors [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Right to purchase shares of common stock awarded, per share amount | $ / shares $ 0.10    
2006 Directors Plan [Member] | Non Employee Directors [Member] | November 15 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Deferred Compensation Arrangement With Individual Amounts Authorized For Issuance $ 270,000    
2006 Directors Plan [Member] | Lead Director [Member] | November 15 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Deferred Compensation Arrangement With Individual Amounts Authorized For Issuance 285,500    
2006 Directors Plan [Member] | Board of Directors Chairman [Member] | November 15 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Deferred Compensation Arrangement With Individual Amounts Authorized For Issuance $ 297,000    
2007 LTIP [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of non-employee directors in committee | director 2    
Number of shares authorized to be granted | shares 6,930,000    
Shares remaining for future grant (in shares) | shares 1,801,934    
Percentage fair market value of equity awards on grant date 100.00%    
Award expiration date (in years) 10 years    
2007 LTIP [Member] | Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value | $ / shares $ 44.00 $ 37.24  
2007 LTIP [Member] | Stock Options [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award expiration date (in years) 10 years    
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 5 years    
2007 LTIP [Member] | Restricted Stock Units (RSUs) [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation cost expected to be recognized $ 60,000,000    
Total unrecognized compensation cost expected to be recognized over a remaining weighted-average vesting period (in years) 3 years 2 months 1 day    
2007 LTIP [Member] | Restricted Stock Units (RSUs) [Member] | Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 5 years