INTANGIBLE ASSETS AND GOODWILL - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Change in the carrying amount of goodwill
Balance at the beginning of the period	$ 4,507	$ 4,586
Acquisitions (Note 5)	8	5
Foreign exchange and other	25	(84)
Balance at the end of the period	4,540	4,507
Vision Care
Change in the carrying amount of goodwill
Balance at the beginning of the period	3,549	3,596
Acquisitions (Note 5)	0	0
Foreign exchange and other	6	(47)
Balance at the end of the period	3,555	3,549
Pharmaceuticals
Change in the carrying amount of goodwill
Balance at the beginning of the period	645	675
Acquisitions (Note 5)	0	0
Foreign exchange and other	16	(30)
Balance at the end of the period	661	645
Surgical
Change in the carrying amount of goodwill
Balance at the beginning of the period	313	315
Acquisitions (Note 5)	8	5
Foreign exchange and other	3	(7)
Balance at the end of the period	$ 324	$ 313