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FINANCIAL CHARGES AND OTHER (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
FINANCIAL CHARGES AND OTHER        
Interest Expense $ 16 $ 16 $ 33 $ 29
Net realized loss related to the interest rate swaps 1   1 1
Other Income (1)   (1) (1)
Financial charges and other $ 16 $ 16 $ 33 $ 29