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Financial Instruments (Details 3) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Dec. 31, 2016
Dec. 26, 2015
Dec. 31, 2016
Dec. 26, 2015
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments $ 14 $ 2 $ 3 $ 4
Foreign Exchange Forward [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments $ 14 $ 2 $ 3 $ 4