RELATED PARTIES - Narrative (Details) - USD ($)			3 Months Ended		6 Months Ended
	Jul. 28, 2023	May 10, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	May 01, 2022	Apr. 28, 2022	Jan. 01, 2022
Related Party Transaction [Line Items]
Common shares, outstanding (in shares)			350,527,323		350,527,323		350,000,749		350,000,000
Account payable, related party			$ 348,000,000		$ 348,000,000		$ 370,000,000
Trade receivables, net, related party			791,000,000		791,000,000		724,000,000
Prepaid expenses and other current assets, related party			433,000,000		433,000,000		405,000,000
Other non-current assets, related party			207,000,000		207,000,000		215,000,000
Net borrowings, related party							0
Payment of BHC purchase debt					0	$ 2,200,000,000
Debt, interest expense			58,000,000	$ 44,000,000	108,000,000	64,000,000
Charges incurred, separation agreement with BHC			417,000,000	$ 368,000,000	835,000,000	711,000,000
BHC
Related Party Transaction [Line Items]
Allocated corporate and shared costs, related party					0	76,000,000
Account payable, related party			39,000,000		39,000,000		53,000,000
Trade receivables, net, related party			91,000,000		91,000,000		102,000,000
Prepaid expenses and other current assets, related party			79,000,000		79,000,000		90,000,000
Other non-current assets, related party			$ 12,000,000		12,000,000		$ 12,000,000
Return of capital		$ 229,000,000
Charges incurred, separation agreement with BHC					$ 1,000,000	5,000,000
BHC | Minimum
Related Party Transaction [Line Items]
Related party transaction, term		6 months
BHC | Maximum
Related Party Transaction [Line Items]
Related party transaction, term		12 months
Promissory Note | BHC
Related Party Transaction [Line Items]
Debt, principal amount										$ 2,200,000,000
Debt, maturity period										2 years
Debt, interest rate								6.00%		3.625%
Payment of BHC purchase debt		$ 2,200,000,000
Debt, interest expense						$ 47,000,000
Bausch + Lomb | Subsequent Event | BHC
Related Party Transaction [Line Items]
Common shares, outstanding (in shares)	310,449,643
Percentage of shares held	88.50%