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Contingencies (Details) $ in Millions |  |  | 3 Months Ended |  |
--- | --- | --- | --- | --- | ---
Apr. 13, 2023 patent | Dec. 19, 2022 | Mar. 31, 2024 USD ($) case employee company | Mar. 31, 2023 USD ($) | Dec. 31, 2023 USD ($) | Jul. 27, 2023 motion_for_summary_judgment
Pending Litigation | Commercial and Other Litigation |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, pending claims |  |  | 2 |  |  |
Loss contingency, number of plaintiffs | employee |  |  | 2 |  |  |
Loss contingency, number of motion for summary judgments | motion_for_summary_judgment |  |  |  |  |  | 2
Legal Defense Costs |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Legal defense costs reserve | $ |  |  | $ 220.0 |  | $ 210.0 |
Zetia antitrust litigation |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss related to litigation settlement | $ |  |  |  | $ 572.5 |  |
Gardasil/Gardasil 9 | Pending Litigation | U.S. |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, pending claims |  |  | 190 |  |  |
Gardasil/Gardasil 9 | Pending Litigation | Non-US |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, pending claims |  |  | 15 |  |  |
Bridion | Patents |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, claims settled | company |  |  | 5 |  |  |
Bridion | Patents | Pending Litigation |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, pending claims | company |  |  | 2 |  |  |
Loss contingency, trial period |  | 1 day |  |  |  |
Keytruda | Patents | Pending Litigation |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, number of patents allegedly infringed | patent | 9 |  |  |  |  |
Dr. Scholl's | Pending Litigation | U.S. |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, pending claims |  |  | 275 |  |  |
Januvia/Janumet |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, claims settled |  |  | 26 |  |  |

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