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Supplemental Financial Information (Schedule Of Accumulated Other Comprehensive Income) (Details) (USD $)
In Millions, unless otherwise specified
Sep. 28, 2012
Mar. 30, 2012
Supplemental Financial Information [Abstract]    
Foreign currency translation adjustments, net of taxes $ 187 $ 171
Unrealized gain on available-for-sale securities, net of taxes 3 2
Accumulated other comprehensive income $ 190 $ 173 [1]
[1] Derived from audited financial statements