XML 45 R34.htm IDEA: XBRL DOCUMENT v3.19.2
BASIS OF PRESENTATION - Narrative (Details) - USD ($)
$ in Millions
Jun. 30, 2019
Jan. 01, 2019
Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Operating lease assets $ 419   $ 0
Operating Lease Liabilities $ 432    
Accounting Standards Update 2016-02      
New Accounting Pronouncements or Change in Accounting Principle [Line Items]      
Cumulative-effect adjustment upon adoption   $ 1  
Operating lease assets   435  
Operating Lease Liabilities   $ 446