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Restructuring Charges and Cost Savings Initiatives (Schedule Of Pre-Tax Charges) (Details) - 2015 Initiatives [Member]
$ in Millions
Nov. 01, 2015
USD ($)
Restructuring Cost and Reserve [Line Items]  
Restructuring and Related Cost, Cost Incurred to Date $ 160
Severance Pay And Benefits [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring and Related Cost, Cost Incurred to Date 115
Implementation and Other Costs [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring and Related Cost, Cost Incurred to Date $ 45