XML 50 R37.htm IDEA: XBRL DOCUMENT v3.5.0.2
Business Combinations (Details)
$ in Millions
9 Months Ended
Sep. 30, 2016
USD ($)
acquisition
Dec. 31, 2015
USD ($)
Business Acquisition [Line Items]    
Goodwill $ 4,727 $ 4,451
Individually Immaterial Business Acquisitions    
Business Acquisition [Line Items]    
Number of acquisitions | acquisition 5  
Aggregate purchase consideration $ 206  
Intangible assets 70  
Goodwill 174  
Net liabilities $ 40