FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Derivatives and Hedging) (Details) € in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2019 EUR (€)
Derivatives and Hedging [Line Items]
Document Period End Date	Dec. 31, 2019
Debt Instrument, Face Amount	$ 44,335	$ 6,776
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	43	(245)	$ (20)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	65	86	(101)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	(103)	(4)	19
Interest Rate Swap [Member]
Derivatives and Hedging [Line Items]
Derivative Liability	6	(10)
Cross Currency Interest Rate Contract [Member]
Derivatives and Hedging [Line Items]
Other Comprehensive Income (Loss), Net Investment Hedge, Gain (Loss), before Reclassification and Tax	6	(5)	0
Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax	$ 65	86	(108)
Minimum [Member]
Derivatives and Hedging [Line Items]
Variable rate debt, Lower range of basis point spread	4.60%			4.60%
Cost of products sold [Member] | Interest Rate Swap [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 0	0	0
Cost of products sold [Member] | Cross Currency Interest Rate Contract [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0	0	0
Cost of products sold [Member] | Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(103)	(4)	(12)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	(103)	(4)	(12)
Cost of products sold [Member] | Foreign Exchange Option [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0	0	0
Cost of products sold [Member] | Forward Starting Interest Rate Swap Contracts [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0	0	0
Cost of products sold [Member] | Deal Contingent Forward Starting Interest Rate Swap [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	0	0	0
Other Income [Member] | Interest Rate Swap [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(24)	(23)	(31)
Other Income [Member] | Cross Currency Interest Rate Contract [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	(9)	(8)	0
Other Income [Member] | Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	11	(14)	52
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax	0	0	36
Other Income [Member] | Foreign Exchange Option [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	2	0	0
Other Income [Member] | Forward Starting Interest Rate Swap Contracts [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	35	0	0
Other Income [Member] | Deal Contingent Forward Starting Interest Rate Swap [Member]
Derivatives and Hedging [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 240	0	0
London Interbank Offered Rate (LIBOR) [Member]
Derivatives and Hedging [Line Items]
LIBOR	1.80%			1.80%
Designated as Hedging Instrument [Member]
Derivatives and Hedging [Line Items]
Debt Instrument, Face Amount	$ 1,100			€ 950
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax	29	45	$ (134)
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]
Derivatives and Hedging [Line Items]
Total derivatives at fair value, assets	6	0
Derivative Liability	0	(10)
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Assets [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	255	0
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Liability [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	0	755
Designated as Hedging Instrument [Member] | Cross Currency Interest Rate Contract [Member]
Derivatives and Hedging [Line Items]
Total derivatives at fair value, assets	2	0
Derivative Liability	(1)	(5)
Designated as Hedging Instrument [Member] | Cross Currency Interest Rate Contract [Member] | Assets [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	175	50
Designated as Hedging Instrument [Member] | Cross Currency Interest Rate Contract [Member] | Liability [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	125	250
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Total derivatives at fair value, assets	27	44
Derivative Liability	(20)	(10)
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Assets [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	766	1,503
Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Liability [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	980	496
Designated as Hedging Instrument [Member] | Euro Member Countries, Euro | Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	1,800
Designated as Hedging Instrument [Member] | Japan, Yen | Cross Currency Interest Rate Contract [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	300
Designated as Hedging Instrument [Member] | Japan, Yen | Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	911
Not Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member]
Derivatives and Hedging [Line Items]
Total derivatives at fair value, assets	91	0
Derivative Liability	(10)	(6)
Not Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Assets [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	2,342	54
Not Designated as Hedging Instrument [Member] | Foreign Exchange Forward [Member] | Liability [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	1,173	600
Not Designated as Hedging Instrument [Member] | Forward Starting Interest Rate Swap Contracts [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	7,600
Not Designated as Hedging Instrument [Member] | Deal Contingent Forward Starting Interest Rate Swap Contracts [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	10,400
Not Designated as Hedging Instrument [Member] | Zero Cost Collar Currency Contracts [Member]
Derivatives and Hedging [Line Items]
Total derivatives at fair value, assets	14	0
Derivative Liability	(9)	0
Not Designated as Hedging Instrument [Member] | Zero Cost Collar Currency Contracts [Member] | Assets [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	2,482	0
Not Designated as Hedging Instrument [Member] | Zero Cost Collar Currency Contracts [Member] | Liability [Member]
Derivatives and Hedging [Line Items]
Derivative, Notional Amount	$ 2,235	$ 0