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Equity (Details 1) - USD ($)
shares in Millions, $ in Millions
 9 Months Ended
Dec. 26, 2015
Dec. 27, 2014
Equity, Class of Treasury Stock [Line Items]    
Repurchases of common stock $ 399 $ 382
General repurchase program [Member]    
Equity, Class of Treasury Stock [Line Items]    
Repurchases of common stock $ 380 $ 350
Repurchases of common stock, shares 3.0 2.1
Withholding in satisfaction of taxes on vested equity award [Member]    
Equity, Class of Treasury Stock [Line Items]    
Repurchases of common stock $ 19 $ 32
Repurchases of common stock, shares 0.2 0.2