Annual report pursuant to Section 13 and 15(d)

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

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FAIR VALUE - INSTRUMENTS MEASURED AT FAIR VALUE ON A RECURRING BASIS USING SIGNIFICANT UNOBSERVABLE INPUTS (LEVEL 3) AND INSTRUMENTS MEASURED AT FAIR VALUE ON A NON-RECURRING BASIS (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Fair Value Measurements Using Significant Unobservable Inputs (Level 3)    
Transfers out of Level 3 $ 0  
Total gains (losses):    
Impairment of long-lived assets 1 $ 19
Other comprehensive income (loss).    
Total gains (losses):    
Amount of total gains (losses) for the period included in earnings attributable to the change in unrealized gains (losses) relating to assets still held 1 23
Cross currency interest rate contracts    
Fair Value Measurements Using Significant Unobservable Inputs (Level 3)    
Balance at beginning of period 28 5
Total gains (losses):    
Included in other comprehensive income (loss) 1 23
Balance at end of period $ 29 $ 28