Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE - INSTRUMENTS MEASURED AT FAIR VALUE ON A RECURRING BASIS USING SIGNIFICANT UNOBSERVABLE INPUTS (LEVEL 3) (Details)

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FAIR VALUE - INSTRUMENTS MEASURED AT FAIR VALUE ON A RECURRING BASIS USING SIGNIFICANT UNOBSERVABLE INPUTS (LEVEL 3) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Other Comprehensive Income (Loss)    
Fair Value Measurements Using Significant Unobservable Inputs (Level 3)    
Amount of total gains (losses) for the period included in earnings attributable to the change in unrealized gains (losses) relating to assets still held $ (8) $ 28
Cross-currency interest rate contracts    
Fair Value Measurements Using Significant Unobservable Inputs (Level 3)    
Balance at beginning of period 28 5
Included in other comprehensive income (loss) (8) 28
Balance at end of period 20 33
Non-recurring basis    
Fair Value Measurements Using Significant Unobservable Inputs (Level 3)    
Impairment of long-lived assets $ 0 $ 0