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Earnings Per Share (Narrative) (Details)
In Millions, unless otherwise specified
12 Months Ended
Sep. 28, 2013
Sep. 29, 2012
Oct. 01, 2011
Earnings Per Share, Basic and Diluted [Line Items]      
Number of classes of common stock 2    
Percentage amount of per share cash dividends paid to holders of Class B stock that cannot exceed paid to holders of Class A stock 90.00%    
Class A [Member]
     
Earnings Per Share, Basic and Diluted [Line Items]      
Undistributed earnings (losses), ratio used to calculate allocation to class of stock 1    
Class B [Member]
     
Earnings Per Share, Basic and Diluted [Line Items]      
Undistributed earnings (losses), ratio used to calculate allocation to class of stock 0.9    
Stock-based compensation [Member]
     
Earnings Per Share, Basic and Diluted [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 0 4 4