Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE - ASSETS AND LIABILITIES MEASURED AT FAIR VALUE ON A RECURRING BASIS (Details)

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FAIR VALUE - ASSETS AND LIABILITIES MEASURED AT FAIR VALUE ON A RECURRING BASIS (Details)
$ in Millions
 1 Months Ended
Nov. 30, 2014
item
Jun. 30, 2017
USD ($)
Dec. 31, 2016
USD ($)
Five years cross currency interest rate contract | Designated as Hedging Instrument      
Assets:      
Number of derivative instruments held | item 2    
Term of cross currency interest rate contract 5 years    
Eight years cross currency interest rate contract | Designated as Hedging Instrument      
Assets:      
Number of derivative instruments held | item 1    
Term of cross currency interest rate contract 8 years    
Recurring basis      
Assets:      
Total assets   $ 50 $ 74
Liabilities:      
Transfers from Levels 1 to 2 within the fair value hierarchy, assets   0 0
Transfers from Levels 1 and 2 within the fair value hierarchy, liabilities   0 0
Transfers from Levels 2 to 1 within the fair value hierarchy, assets   0 0
Transfers from Levels 2 and 1 within the fair value hierarchy, liabilities   0 0
Recurring basis | Cross currency interest rate contracts      
Assets:      
Derivatives   16 29
Recurring basis | Interest rate contracts      
Liabilities:      
Total liabilities   (1) (2)
Recurring basis | Non-qualified employee benefit plan investments      
Assets:      
Available-for-sale equity securities   29 27
Recurring basis | Investments in equity securities      
Assets:      
Available-for-sale equity securities   5 18
Recurring basis | Quoted prices in active markets for identical assets (Level 1)      
Assets:      
Total assets   34 45
Recurring basis | Quoted prices in active markets for identical assets (Level 1) | Non-qualified employee benefit plan investments      
Assets:      
Available-for-sale equity securities   29 27
Recurring basis | Quoted prices in active markets for identical assets (Level 1) | Investments in equity securities      
Assets:      
Available-for-sale equity securities   5 18
Recurring basis | Significant other observable inputs (Level 2) | Interest rate contracts      
Liabilities:      
Total liabilities   (1) (2)
Recurring basis | Significant unobservable inputs (Level 3)      
Assets:      
Total assets   16 29
Recurring basis | Significant unobservable inputs (Level 3) | Cross currency interest rate contracts      
Assets:      
Derivatives   $ 16 $ 29