Annual report pursuant to Section 13 and 15(d)

Composition of Certain Financial Statement Items Property, Plant and Equipment (Details)

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Composition of Certain Financial Statement Items Property, Plant and Equipment (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 24, 2017
Sep. 25, 2016
Sep. 27, 2015
Property, Plant and Equipment [Abstract]      
Land $ 195 $ 192  
Buildings and improvements 1,595 1,545  
Computer equipment and software 1,609 1,426  
Machinery and equipment 3,528 2,454  
Furniture and office equipment 109 77  
Leasehold improvements 310 254  
Construction in progress 73 92  
Property, plant and equipment, gross 7,419 6,040  
Less accumulated depreciation and amortization (4,203) (3,734)  
Property, plant and equipment, net 3,216 2,306  
Depreciation and amortization expense $ 684 $ 624 $ 625