FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Details) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Fair Value Measurements Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Available for sale investments	$ 1,514,000,000	$ 1,523,000,000
Foreign currency exchange contracts [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amount of hedged item	669,000,000	3,513,000,000
Foreign currency exchange contracts [Member] | Fair Value Measurements Recurring [Member] | Significant Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Fair Value Of Derivative Asset	457,000,000	291,000,000
Derivative Fair Value Of Derivative Liability	50,000,000	21,000,000
Interest rate swap agreements [Member] | Fair Value Measurements Recurring [Member] | Significant Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Fair Value Of Derivative Asset	244,000,000	38,000,000
Derivative Fair Value Of Derivative Liability	0	13,000,000
Cross currency swap agreements [Member] | Fair Value Measurements Recurring [Member] | Significant Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Fair Value Of Derivative Asset	$ 52,000,000	$ 51,000,000