XML 75 R61.htm IDEA: XBRL DOCUMENT v3.19.2
Acquisitions and Dispositions of Businesses - Acquisitions (Details)
$ in Millions
6 Months Ended
Jun. 30, 2019
USD ($)
acquisition
Jun. 30, 2018
acquisition
Dec. 31, 2018
USD ($)
Business Acquisition      
Number of business acquired under business combination | acquisition 1 5  
Assets acquired      
Goodwill $ 8,198   $ 8,171
2019 Acquisitions      
Business Combination, Consideration Transferred [Abstract]      
Consideration Transferred 17    
Deferred and contingent consideration 5    
Aggregate consideration transferred 22    
Assets acquired      
Cash and cash equivalents 2    
Goodwill 15    
Intangible assets, net 9    
Other assets 4    
Total assets acquired 30    
Liabilities assumed      
Current liabilities 6    
Other non-current liabilities 2    
Total liabilities assumed 8    
Net assets acquired $ 22