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SEGMENT INFORMATION - Segment Revenues and Profit (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment reporting information
Revenues	$ 2,403	$ 2,167	$ 4,556	$ 4,111
Operating income	389	412	670	587
Amortization of intangible assets	(270)	(269)	(544)	(542)
Asset impairments	(5)	(37)	(6)	(50)
Restructuring, integration and separation costs	(12)	(16)	(24)	(26)
Other expense (income), net	(20)	83	(20)	60
Interest income	8	7	17	13
Interest expense	(350)	(319)	(705)	(626)
Gain on extinguishment of debt	12	0	23	0
Foreign exchange and other	(11)	(21)	(26)	(31)
Income (loss) before income taxes	48	79	(21)	(57)
Salix
Segment reporting information
Revenues	558	557	1,057	1,053
International
Segment reporting information
Revenues	276	259	541	506
Solta Medical
Segment reporting information
Revenues	102	88	190	161
Diversified
Segment reporting information
Revenues	251	228	453	425
Bausch + Lomb
Segment reporting information
Revenues	1,216	1,035	2,315	1,966
Operating Segment
Segment reporting information
Revenues	2,403	2,167	4,556	4,111
Operating income	950	881	1,762	1,626
Operating Segment | Salix
Segment reporting information
Revenues	558	557	1,057	1,053
Operating income	377	386	706	700
Operating Segment | International
Segment reporting information
Revenues	276	259	541	506
Operating income	86	68	173	145
Operating Segment | Solta Medical
Segment reporting information
Revenues	102	88	190	161
Operating income	47	45	87	81
Operating Segment | Diversified
Segment reporting information
Revenues	251	228	453	425
Operating income	166	138	280	245
Operating Segment | Bausch + Lomb
Segment reporting information
Revenues	1,216	1,035	2,315	1,966
Operating income	274	244	516	455
Corporate
Segment reporting information
Operating income	$ (254)	$ (230)	$ (498)	$ (481)

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