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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES (Details) - Fair Value Measurements Recurring [Member] - USD ($)
Sep. 30, 2019
Dec. 31, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available for sale investments $ 1,642,000,000 $ 1,784,000,000
Foreign currency exchange contracts [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 298,000,000 119,000,000
Derivative Fair Value Of Derivative Liability 10,000,000 4,000,000
Interest rate swap agreements [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 74,000,000 20,000,000
Derivative Fair Value Of Derivative Liability 0 65,000,000
Cross currency swap agreements [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 $ 80,000,000 $ 32,000,000