FAIR VALUE MEASUREMENTS Fair Value Measurement - Assets Remeasured and Disclosed at Fair Value on Nonrecurring Basis (Details) - USD ($) $ in Millions	Jun. 30, 2016	Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, fair value	$ 2,383	$ 2,273
Term loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, carrying value	$ 2,540	$ 2,551