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FINANCING ARRANGEMENTS - April 2025 Refinancing Transactions and Bridge Facility (Details) - USD ($)	Apr. 08, 2025	Sep. 30, 2025	Feb. 11, 2025	Dec. 31, 2024	Jun. 01, 2022
Debt Instrument [Line Items]
Number of shares owned (in shares)		370,473,221		367,843,058
Bausch + Lomb
Debt Instrument [Line Items]
Number of shares owned (in shares)	185,468,421				310,449,643
Revolving Credit Facility Due 2030 \| Revolving Credit Facility
Debt Instrument [Line Items]
Term	5 years
Maximum borrowing capacity	$ 500,000,000
Term Loan B Facility Due 2030
Debt Instrument [Line Items]
Principal amount	$ 3,000,000,000
Term Loan B Facility and Revolving Credit Facility Due 2030 \| Revolving Credit Facility
Debt Instrument [Line Items]
Term	5 years 6 months
Senior Secured 10.00% Notes Due 2032 \| Secured Notes
Debt Instrument [Line Items]
Principal amount	$ 4,400,000,000
Stated interest rate on debt (as a percent)	10.00%
Senior Secured Bridge Term Loan Facility \| Bridge Loan
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 700,000,000