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LEGAL PROCEEDINGS - Narrative (Details) $ in Millions, $ in Millions |  |  |  |  |  |  |  |  |  |  | 1 Months Ended | 12 Months Ended | 23 Months Ended |  |  |  |  |
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Feb. 22, 2024 proceeding | Jan. 26, 2024 | Feb. 17, 2023 | Jul. 21, 2022 | Sep. 10, 2021 | Jul. 26, 2021 USD ($) | Aug. 04, 2020 CAD ($) | Mar. 26, 2020 | Jan. 28, 2019 USD ($) | Dec. 07, 2017 insurance_policy_period | Oct. 31, 2023 | Jan. 31, 2023 | Apr. 30, 2021 | Mar. 31, 2021 defendant proceeding | Apr. 30, 2018 USD ($) | Dec. 31, 2023 USD ($) group case proceeding action | Jul. 30, 2020 case | Dec. 31, 2015 case | Jun. 30, 2023 USD ($) | May 22, 2023 defendant | Dec. 31, 2022 USD ($) | Jul. 20, 2021 insured | Mar. 17, 2021 number_business | Feb. 15, 2019 entity
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal matters and related fees | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 344 |  |  |  |  | $ 326 |  |  |
Valeant US Securities Litigation, Opt-Out Action | New Jersey |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of groups of investors | group |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 37 |  |  |  |  |  |  |  |
Number of cases dismissed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 |  |  |  |  |  |  |  |
Number of groups of investors filing action, remain pending | group |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 21 |  |  |  |  |  |  |  |
Number of defendants fully dismissed | defendant |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |
Canadian Securities Litigation | Canada |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Recent suits filed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 |  |  |  |  |  |
Canadian Securities Litigation | Canada | Violation of Canadian Provincial Securities Legislation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of additional suits filed, but not served | action |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |
Number of entities, exercised opt-out right, pursuing action |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 | 1
Canadian Securities Litigation | Canada | Violation of Canadian Provincial Securities Legislation | Settled Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement, agreed to pay | $ |  |  |  |  |  |  | $ 94 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Insurance Coverage Lawsuit |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of distinct insurance policy periods | insurance_policy_period |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Insurance Coverage Lawsuit | Settled Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement agreements, number of insurers | insured |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |
Aggregate amount received | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 313 |  |  |  |  |
Glumetza Antitrust Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Recent suits filed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 |  |  |  |  |  |  |
Glumetza Antitrust Litigation | Plaintiffs, Direct Purchasers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Recent suits filed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |
Glumetza Antitrust Litigation | Pending Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Settlement, agreed to pay | $ |  |  |  |  |  | $ 300 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Glumetza Antitrust Litigation, Non-Class Complaints |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Recent suits filed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |  |
Glumetza Antitrust Litigation, Non-Class Complaints | Plaintiffs, Direct Purchasers |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Recent suits filed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |
Norwich Pharmaceuticals Inc. Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of approval, period |  |  |  |  |  |  |  | 30 months |  |  | 30 months | 30 months |  |  |  |  |  |  |  |  |  |  |  |
Taro Pharmaceuticals Inc. Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of approval, period |  |  |  | 30 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
MSN Laboratories Private Ltd. Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of approval, period |  |  |  |  |  |  |  |  |  |  |  |  | 30 months |  |  |  |  |  |  |  |  |  |  |
Aurobindo Pharma Limited Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of approval, period |  |  |  |  |  |  |  |  |  |  |  | 30 months |  |  |  |  |  |  |  |  |  |  |  |
PreserVision® AREDS Patent Litigation | Pending Litigation | Bausch + Lomb |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of defendants | defendant |  |  |  |  |  |  |  |  |  |  |  |  |  | 19 |  |  |  |  |  |  |  |  |  |
Number of proceedings | proceeding |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 |  |  |  |  |  |  |  |  |  |
PreserVision® AREDS Patent Litigation | Pending Litigation | Subsequent Event | Bausch + Lomb |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of defendants | proceeding | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
PreserVision® AREDS Patent Litigation | Settled Litigation | Bausch + Lomb |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of defendants | proceeding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 13 |  |  |  |  |  |  |  |
PreserVision® AREDS Patent Litigation | Default Judgement | Bausch + Lomb |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of defendants | proceeding |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |
Lumify Paragraph I V Proceedings Slayback ANDA Litigation | Bausch + Lomb |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of the approval period |  |  |  |  | 30 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shower To Shower Product Liability Litigation | Pending Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 27 |  |  |  |  |  |  |  |
Shower To Shower Product Liability Litigation | Pending Litigation, Agreed Stipulations Of Dismissal Submitted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  |
Shower To Shower Product Liability Litigation | Canada |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |
Shower To Shower Product Liability Litigation | British Columbia |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Shower To Shower Product Liability Litigation | Quebec |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |
Shower To Shower Product Liability Litigation Alleging Caused Ovarian Cancer Mesothelioma Or Breast Cancer | Pending Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cases |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26 |  |  |  |  |  |  |  |
California Proposition 65 Related Matter Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of approval, motion to extend, period one |  |  | 60 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stay of approval, motion to extend, period two |  |  | 7 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Litigation with Former Salix CEO |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Damages sought | $ |  |  |  |  |  |  |  |  | $ 30 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Doctors Allergy Formula, LLC Litigation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Damages sought | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 23 |  |  |  |  |  |  |  |  |
Apriso® Qui Tam Litigation | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Legal proceedings and other matters |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Motion to stay mandate |  | 90 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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