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Business And Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 29, 2012
Accounting Policies [Line Items]      
Checks outstanding in excess of related book cash $ 298 $ 246  
Allowance for uncollectible accounts 34 46  
Percentage of FIFO Inventory 66.00% 58.00%  
Maximum length of time hedged anticipated transactions 18 months    
Advertising and promotion expenses 641 555 496
Research and development costs $ 52 $ 50 $ 43
Buildings And Leasehold Improvements [Member] | Minimum [Member]
     
Accounting Policies [Line Items]      
Property, plant, and equipment estimated lives 10 years    
Buildings And Leasehold Improvements [Member] | Maximum [Member]
     
Accounting Policies [Line Items]      
Property, plant, and equipment estimated lives 33 years    
Machinery And Equipment [Member] | Minimum [Member]
     
Accounting Policies [Line Items]      
Property, plant, and equipment estimated lives 3 years    
Machinery And Equipment [Member] | Maximum [Member]
     
Accounting Policies [Line Items]      
Property, plant, and equipment estimated lives 12 years    
Land Improvements and Other [Member] | Minimum [Member]
     
Accounting Policies [Line Items]      
Property, plant, and equipment estimated lives 3 years    
Land Improvements and Other [Member] | Maximum [Member]
     
Accounting Policies [Line Items]      
Property, plant, and equipment estimated lives 20 years