XML 112 R51.htm IDEA: XBRL DOCUMENT v3.10.0.1
Goodwill and Other Intangibles (Other Intangible Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Jun. 30, 2018
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Goodwill [Line Items]        
Goodwill, impairment loss   $ 579 $ 0 $ 0
Impairment of intangible assets (excluding goodwill)   168 0 0
Intangible amortization   75 $ 79 $ 71
EMEA        
Goodwill [Line Items]        
Goodwill, impairment loss $ 579 579    
Impairment of intangible assets (excluding goodwill) $ 168 $ 168