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Pensions And Other Postretirement Benefits (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Oct. 25, 2013
Oct. 26, 2012
Oct. 28, 2011
Defined Benefit Plan Disclosure [Line Items]      
Expected contribution of employer for future period $ 4,370    
Increase to medical trend rate that would be considered immaterial 1.00%    
Pension And Post-Retirement Medical Plans [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Contributions made by the employer 3,490    
Defined Contribution Pension And Other Postretirement Plans Disclosure [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Percentage of employee contributions for match, maximum 3.00%    
Contributions made by the employer $ 25,609 $ 27,629 $ 31,060
Employee Stock Ownership Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Percentage of employee contributions for match, maximum 3.00%    
Minimum [Member] | Defined Contribution Pension And Other Postretirement Plans Disclosure [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Defined contribution plan employer discretionary contribution 4.00%    
Minimum [Member] | Employee Stock Ownership Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Percentage range of discretionary contribution by employer 0.00%    
Maximum [Member] | Defined Contribution Pension And Other Postretirement Plans Disclosure [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Defined contribution plan employer discretionary contribution 13.00%    
Maximum [Member] | Employee Stock Ownership Plan [Member]
     
Defined Benefit Plan Disclosure [Line Items]      
Percentage range of discretionary contribution by employer 3.00%