FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Gain/(Loss) on Hedging Activity (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Foreign currency forward contracts gain/(loss):
Recognized in Other Comprehensive Income/(Loss)	$ 364	$ (216)	$ 65
Reclassified to Cost of products sold	95	(54)	(103)
Treasury lock hedge contracts gain:
Recognized in Other Comprehensive Income/(Loss)	364	(216)	65
Non U.S. dollar borrowings gain/(loss):
Recognized in Other Comprehensive Income/(Loss)	(14)	(19)	43
Designated as Hedging Instrument
Non U.S. dollar borrowings gain/(loss):
Recognized in Other Comprehensive Income/(Loss)	83	(105)	29
Foreign currency forward contracts
Foreign currency forward contracts gain/(loss):
Recognized in Other Comprehensive Income/(Loss)	364	(267)	65
Treasury lock hedge contracts gain:
Recognized in Other Comprehensive Income/(Loss)	364	(267)	65
Foreign currency forward contracts | Cost of products sold
Foreign currency forward contracts gain/(loss):
Reclassified to Cost of products sold	96	(54)	(103)
Treasury Lock
Foreign currency forward contracts gain/(loss):
Recognized in Other Comprehensive Income/(Loss)	0	51	0
Treasury lock hedge contracts gain:
Recognized in Other Comprehensive Income/(Loss)	0	51	0
Cross-currency interest rate swap contracts
Cross-currency interest rate swap contracts gain/(loss):
Recognized in Other Comprehensive Income/(Loss)	$ 38	$ (11)	$ 6