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Debt (Commercial Paper) (Details) - Commercial Paper [Member] - USD ($)
6 Months Ended
Feb. 28, 2014
Jul. 04, 2015
May. 21, 2015
Line of Credit Facility [Line Items]      
Maximum borrowing capacity under credit facility $ 1,000,000,000   $ 1,800,000,000
Maturity period of debt   19 days  
Utilized borrowings under credit facility   $ 541,000,000  
Weighted average interest rate on debt   0.48%  
Minimum [Member]      
Line of Credit Facility [Line Items]      
Maturity period of debt 1 day    
Maximum [Member]      
Line of Credit Facility [Line Items]      
Maturity period of debt 397 days