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FAIR VALUE MEASUREMENTS (Details) - USD ($)
$ in Millions
Jun. 30, 2021
Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Fair Value Asset $ 388 $ 396
Derivative Fair Value Of Derivative Liability 208 200
Fair Value Measurements Recurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Available for sale investments 1,026 1,118
Fair Value Measurements Recurring [Member] | Series B Preferred Stock, Series A Preferred Stock and Common Stock investments in Garrett [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investment in equity securities 54 11
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]    
Fair Value Asset 273 202
Derivative Fair Value Of Derivative Liability 193 150
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]    
Fair Value Asset 115 194
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 Liability $ 15 $ 50