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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES 4 (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Fair Value Disclosures [Abstract]        
Gain (loss) on interest rate swap agreements $ 55 $ (12) $ 118 $ (75)
Foreign exchange mark-to-market income (expense) $ 182 $ 30 $ 231 $ 245