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DERIVATIVE AND NON-DERIVATIVE FINANCIAL INSTRUMENTS Part 2 (Details) € in Millions, $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2020 EUR (€)	Mar. 31, 2020 USD ($)	Dec. 31, 2019 EUR (€)	Dec. 31, 2019 USD ($)
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]
Derivative Assets [Abstract]
Derivative Asset, Fair Value, Gross Asset		$ 160		$ 84
Derivative Liabilities [Abstract]
Derivative Liability, Fair Value, Gross Liability		24		32
Derivative, Fair Value, Net		136		52
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Commodity Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Liabilities [Member]
Derivative Liabilities [Abstract]
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value		22		26
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Commodity Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member]
Derivative Liabilities [Abstract]
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value		1		2
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivative Assets [Abstract]
Cash Flow Hedge Derivative Instrument Assets at Fair Value		18		13
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member]
Derivative Assets [Abstract]
Cash Flow Hedge Derivative Instrument Assets at Fair Value		11		2
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Liabilities [Member]
Derivative Liabilities [Abstract]
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value		0		1
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member]
Derivative Liabilities [Abstract]
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value		0		2
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member]
Derivative Assets [Abstract]
Fair Value Hedge Assets		4		1
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member]
Derivative Liabilities [Abstract]
Fair Value Hedge Liabilities		0		1
Cash Flow Hedge Derivative Instrument Liabilities at Fair Value		1		0
Net Investment Hedging [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Cross Currency Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Derivative Assets [Abstract]
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value		17		0
Net Investment Hedging [Member] | Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member] | Cross Currency Interest Rate Contract [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Assets [Member]
Derivative Assets [Abstract]
Derivative Instruments in Hedges, Net Investment in Foreign Operations, Assets, Fair Value		110		68
Net Investment Hedging [Member] | Euro Member Countries, Euro | 1.50% Notes Due 2023 and 1.875% Notes Due 2026 [Member] | Designated as Hedging Instrument [Member]
Non-Derivatives, Carrying Value [Abstract]
Notional Amount of Nonderivative Instruments	€ 1,243	1,400	€ 1,243	1,400
Fair Value Hedging [Member] | Interest Rate Contract [Member]
Derivatives, Fair Value [Line Items]
Hedged Liability, Fair Value Hedge		770		763
Derivative Liabilities [Abstract]
Hedged Liability, Discontinued Fair Value Hedge, Cumulative Increase (Decrease)		6		7
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)		$ (2)		$ (7)

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