v3.5.0.1
Goodwill and Other Intangible Assets (Changes in Net Carrying Amount of Contracts and Related Customer Relationships) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 31, 2016
Mar. 27, 2015
Mar. 31, 2016
Mar. 27, 2015
Finite-lived Intangible Assets [Roll Forward]        
Amortization $ (155) $ (153) $ (309) $ (309)
Customer-Related Intangible Assets [Member]        
Finite-lived Intangible Assets [Roll Forward]        
Balance as of beginning of period     2,964  
Customer contract additions, net of dealer charge-backs     285  
Amortization     (308)  
Currency translation and other     8  
Balance as of end of period $ 2,949   $ 2,949