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Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 29, 2012
Finite-Lived Intangible Assets [Line Items]      
Amortization expense on intangible assets $ 26 $ 17 $ 16
Estimated amortization expense on intangible assets, 2015 94    
Estimated amortization expense on intangible assets, 2016 85    
Estimated amortization expense on intangible assets, 2017 80    
Estimated amortization expense on intangible assets, 2018 79    
Estimated amortization expense on intangible assets, 2019 $ 75    
Maximum [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Asset, Useful Life 20 years