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Stock-Based Compensation (Schedule of Restricted Stock Units) (Details) - Restricted Stock Units (RSUs) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
6 Months Ended
Oct. 02, 2015
Oct. 03, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Weighted-average fair value per grant (in dollars per share) $ 23.53 $ 21.48
Awards granted (in shares) 12.8 12.5
Total fair value of awards vested $ 140 $ 87
Total unrecognized compensation expense $ 462 $ 367
Weighted-average remaining vesting period 2 years 4 months 2 years 11 months