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Consolidated Balance Sheets (Parentheticals) - $ / shares
shares in Millions
Sep. 29, 2018
Sep. 30, 2017
Treasury Stock, shares 82 80
Class A [Member]    
Common stock, par value $ 0.1 $ 0.10
Common stock, shares authorized 900 900
Common stock, shares issued 378 378
Class B [Member]    
Common stock, par value $ 0.1 $ 0.10
Common stock, shares authorized 900 900
Common stock, shares issued 70 70