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Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Oct. 01, 2011
Finite-Lived Intangible Assets [Line Items]      
Amortization expense on intangible assets $ 17 $ 16 $ 18
Estimated amortization expense on intangible assets, 2014 18    
Estimated amortization expense on intangible assets, 2015 18    
Estimated amortization expense on intangible assets, 2016 17    
Estimated amortization expense on intangible assets, 2017 14    
Estimated amortization expense on intangible assets, 2018 $ 13    
Minimum [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Estimated period of benefit (years) 3 years    
Maximum [Member]
      
Finite-Lived Intangible Assets [Line Items]      
Estimated period of benefit (years) 30 years