FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Details) - Fair Value Measurements Recurring [Member] - USD ($)	Jun. 30, 2018	Dec. 31, 2017
Significant Observable Inputs (Level 2) | Foreign currency exchange contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Fair Value Of Derivative Asset	$ 4,000,000	$ 17,000,000
Derivative Fair Value Of Derivative Liability	30,000,000	70,000,000
Significant Observable Inputs (Level 2) | Interest rate swap agreements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Fair Value Of Derivative Asset	17,000,000	44,000,000
Derivative Fair Value Of Derivative Liability	88,000,000	52,000,000
Significant Observable Inputs (Level 2) | Cross currency swap agreements [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Fair Value Of Derivative Asset	10,000,000	0
Fair Value Inputs Level 1 And Level 2 [Member] | Available for sale investments [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available for sale investments	$ 2,054,000,000	$ 3,916,000,000