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FAIR VALUE MEASUREMENTS - Cross-currency Swaps, Narrative (Details) - USD ($) | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 30, 2021 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2022 | Dec. 31, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Interest income |  | $ 26,000,000 | $ 14,000,000 | $ 7,000,000 |  |
Cross-currency swaps |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Settlement of cross-currency swaps |  | $ 13,000,000 | $ 0 |  |  |
Cross-currency swaps | Net Investment Hedging | Designated as Hedging Instrument |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Aggregate notional amounts |  |  |  |  |  | $ 1,250,000,000
Settlement of cross-currency swaps | $ 4,000,000 |  |  |  |  |
Interest income | 6,000,000 |  |  |  |  |
Cross-currency swaps | Net Investment Hedging | Designated as Hedging Instrument | Bausch + Lomb |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Aggregate notional amounts |  |  |  |  | $ 1,000,000,000 |
Cross-currency swaps, final settlement | Net Investment Hedging | Designated as Hedging Instrument |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |
Settlement of cross-currency swaps | $ 2,000,000 |  |  |  |  |

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