FINANCIAL INSTRUMENTS (Summary of Fair Value of Derivatives) (Details) - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Derivative [Line Items]
Total Net Derivatives Assets (Liabilities)	$ 34	$ (15)
Designated as Hedging Instrument [Member]
Derivative [Line Items]
Liability Derivatives	0	28
Designated as Hedging Instrument [Member] | Other Assets [Member] | Interest Rate Swaps [Member]
Derivative [Line Items]
Asset Derivatives	34	17
Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Interest Rate Swaps [Member]
Derivative [Line Items]
Liability Derivatives	0	13
Designated as Hedging Instrument [Member] | Other Liabilities [Member] | Forward Contracts [Member]
Derivative [Line Items]
Liability Derivatives	0	15
Not Designated as Hedging Instrument [Member] | Prepaid Expenses and Other Current Assets [Member] | Put Option [Member]
Derivative [Line Items]
Asset Derivatives	0	1
Not Designated as Hedging Instrument [Member] | Accounts Payable and Accrued Liabilities [Member] | Call Option [Member]
Derivative [Line Items]
Liability Derivatives	$ 0	$ 5