Annual report pursuant to Section 13 and 15(d)

Financial Instruments (Details) (Gain (Loss) from Hedging Transactions)

v3.8.0.1
Financial Instruments (Details) (Gain (Loss) from Hedging Transactions) - USD ($)
$ in Millions
12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Dec. 26, 2015
Contracts designated as cash flow hedging instruments      
Foreign Currency Forward Contracts - gains (losses) $ 10 $ 3 $ (1)
Foreign Currency Forward Contracts | Contracts Designated as Cash Flow Hedging Instruments      
Contracts designated as cash flow hedging instruments      
Foreign Currency Forward Contracts - gains (losses) 9 4  
Foreign Currency Forward Contracts | Research and Development Expense | Contracts Designated as Cash Flow Hedging Instruments      
Contracts designated as cash flow hedging instruments      
Foreign Currency Forward Contracts - gains (losses) 7 (1)  
Foreign Currency Forward Contracts | Selling, General and Administrative Expenses | Contracts Designated as Cash Flow Hedging Instruments      
Contracts designated as cash flow hedging instruments      
Foreign Currency Forward Contracts - gains (losses) 1 0  
Foreign Currency Forward Contracts | Other Income (Expense) | Contracts not Designated as Hedging Instruments      
Contracts not designated as hedging instruments      
Foreign Currency Forward Contracts - gains (losses) $ (3) $ 3