Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE (Details)

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FAIR VALUE (Details) - USD ($)
$ in Millions
Jun. 30, 2015
Dec. 31, 2014
Carrying Amount    
Fair values of financial instruments    
Non-qualified employee benefit plan investments $ 25 $ 22
Investment in equity securities 21  
Long-term debt (including current portion) (5,047) (5,200)
Carrying Amount | Cross currency interest rate contracts    
Fair values of financial instruments    
Derivative contracts - assets 25 48
Carrying Amount | Interest rate contracts    
Fair values of financial instruments    
Derivative contracts - liabilities (6) (7)
Estimated Fair Value    
Fair values of financial instruments    
Non-qualified employee benefit plan investments 25 22
Investment in equity securities 21  
Long-term debt (including current portion) (5,062) (5,210)
Estimated Fair Value | Cross currency interest rate contracts    
Fair values of financial instruments    
Derivative contracts - assets 25 48
Estimated Fair Value | Interest rate contracts    
Fair values of financial instruments    
Derivative contracts - liabilities $ (6) $ (7)