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Fair Value Measurements (Details 1) (USD $)
In Millions, unless otherwise specified
6 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Mar. 29, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
2.125% Senior Notes, carrying amount $ 300   $ 300
Commercial paper, carrying amount 210   0
Goodwill and Intangible Assets Disclosure [Abstract]      
Goodwill Impairment 0 0  
Fair Value, Inputs, Level 2 [Member]
     
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
2.125% Senior Notes, estimated fair value 301 [1]   300 [1]
Commercial paper, estimated fair value $ 210 [1]    
[1] Based on Level 2 measurements.