FINANCIAL INSTRUMENTS AND FAIR VALUE MEASURES 3 (Details) - Long-term Debt [Member] - Designated as Hedging Instrument [Member] - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Carrying Amount of the Hedged Item	$ 4,180	$ 3,975
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Item	$ 230	$ 25