Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Details) (Summary of Derivative Instruments) (Details)

v3.3.0.814
Financial Instruments (Details) (Summary of Derivative Instruments) (Details) - USD ($)
$ in Millions
Sep. 26, 2015
Dec. 27, 2014
Cash Flow Hedging Instruments    
Derivative [Line Items]    
Derivative, notional amount $ 197 $ 298
Fair Value, Inputs, Level 2 | Foreign Exchange Contract    
Derivative [Line Items]    
Contracts designated as cash flow hedging instruments (13) (6)
Contracts not designated as hedging instruments (2) (1)
Derivative, hedging instruments, net 15  
Fair Value, Inputs, Level 2 | Fair Value Hedging | Interest Rate Contract    
Derivative [Line Items]    
Derivative, hedging instruments, net $ 5 $ 3