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DEBT Narrative (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2016
Debt Instrument [Line Items]      
Proceeds from Issuance of Debt $ 200    
Debt Instrument, Interest Rate, Stated Percentage 3.55%    
Debt Instrument, Maturity Date Jun. 15, 2029    
Debt and capital lease obligations $ 10,700    
Debt fair value 11,400    
Commercial Paper      
Debt Instrument [Line Items]      
Line of credit facility, maximum borrowing capacity   $ 1,000 $ 750
Line of credit, current $ 535    
Debt, Weighted Average Interest Rate 2.64%