CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues
Total revenues	$ 1,035	$ 941	$ 1,966	$ 1,830
Expenses
Selling, general and administrative (Note 4)	417	368	835	711
Research and development (Note 4)	85	75	162	152
Amortization of intangible assets	56	64	113	129
Other expense (income), net	17	(1)	26	1
Total expenses	992	885	1,925	1,720
Operating income	43	56	41	110
Interest income	5	1	8	1
Interest expense (Note 4)	(58)	(44)	(108)	(64)
Foreign exchange and other	(9)	14	(15)	9
(Loss) income before provision for income taxes	(19)	27	(74)	56
Provision for income taxes	(10)	(20)	(43)	(26)
Net (loss) income	(29)	7	(117)	30
Net income attributable to noncontrolling interest	(3)	(2)	(5)	(5)
Net (loss) income attributable to Bausch + Lomb Corporation	$ (32)	$ 5	$ (122)	$ 25
Basic (loss) income per share attributable to Bausch + Lomb Corporation (in usd per share)	$ (0.09)	$ 0.01	$ (0.35)	$ 0.07
Diluted (loss) income per share attributable to Bausch + Lomb Corporation (in usd per share)	$ (0.09)	$ 0.01	$ (0.35)	$ 0.07
Basic weighted-average common shares (in shares)	350.5	350.0	350.3	350.0
Diluted weighted-average common shares (in shares)	350.5	350.0	350.3	350.0
Product sales
Revenues
Total revenues	$ 1,031	$ 935	$ 1,959	$ 1,818
Expenses
Cost of goods sold (excluding amortization and impairments of intangible assets) (Note 4) and Cost of other revenues	417	377	788	723
Other revenues
Revenues
Total revenues	4	6	7	12
Expenses
Cost of goods sold (excluding amortization and impairments of intangible assets) (Note 4) and Cost of other revenues	$ 0	$ 2	$ 1	$ 4