FAIR VALUE MEASUREMENTS Fair Value Measurement - Assets Remeasured and Disclosed at Fair Value on Nonrecurring Basis (Details) - USD ($) $ in Millions	Mar. 31, 2016	Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, fair value	$ 2,323	$ 2,273
Term loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term Debt, Gross	$ 2,553	$ 2,559