XML 82 R66.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 5. Goodwill and Other Intangible Assets (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2015
Finite-Lived Intangible Assets [Line Items]      
Amortization of Intangible Assets $ 21 $ 17 $ 18
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 49    
Finite-Lived Intangible Assets, Amortization Expense, Year Three 47    
Product Warranty Accrual Disclosure [Abstract]      
Intangible Assets, Gross (Excluding Goodwill) 656 199  
Finite-Lived Intangible Assets, Accumulated Amortization (113) (86)  
Intangible Assets, Net (Excluding Goodwill) 543 113  
Patents [Member]      
Product Warranty Accrual Disclosure [Abstract]      
Intangible Assets, Gross (Excluding Goodwill) 30 28  
Finite-Lived Intangible Assets, Accumulated Amortization (15) (13)  
Intangible Assets, Net (Excluding Goodwill) 15 15  
Customer Relationships [Member]      
Product Warranty Accrual Disclosure [Abstract]      
Intangible Assets, Gross (Excluding Goodwill) 545 100  
Finite-Lived Intangible Assets, Accumulated Amortization (64) (48)  
Intangible Assets, Net (Excluding Goodwill) 481 52  
Trademarks [Member]      
Product Warranty Accrual Disclosure [Abstract]      
Intangible Assets, Gross (Excluding Goodwill) 59 56  
Finite-Lived Intangible Assets, Accumulated Amortization (26) (19)  
Intangible Assets, Net (Excluding Goodwill) 33 37  
Other Intangible Assets [Member]      
Product Warranty Accrual Disclosure [Abstract]      
Intangible Assets, Gross (Excluding Goodwill) 22 15  
Finite-Lived Intangible Assets, Accumulated Amortization (8) (6)  
Intangible Assets, Net (Excluding Goodwill) $ 14 $ 9