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Contingencies and commitments - Narrative (Details) | 1 Months Ended | 3 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 08, 2021 lawsuit | Apr. 30, 2019 lawsuit claim plaintiff | Jan. 10, 2024 patent | Dec. 31, 2023 installment | May 01, 2023 patent | Mar. 11, 2022 state
Loss Contingencies [Line Items] |  |  |  |  |  |
U.S. repatriation tax commitments, number of annual installments | installment |  |  |  | 8 |  |
Prolia/XGEVA Biologics Price Competition And Innovation Act | Pending Litigation |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Potential number of patents infringed upon | patent |  |  |  |  | 21 |
Sensipar Antitrust Class Actions | Pending Litigation |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Loss contingency, number of plaintiffs | plaintiff |  | 4 |  |  |  |
Number of lawsuits | claim |  | 2 |  |  |  |
Loss contingency, number of lawsuits filed | lawsuit |  | 4 |  |  |  |
Number of states in which plaintiffs reside | state |  |  |  |  |  | 10
ChemoCentryx, Inc. Securities Matters |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Number of class action law suits | lawsuit | 2 |  |  |  |  |
ABP 938 Patent Litigation | Pending Litigation | Subsequent Event |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |
Potential number of patents infringed upon | patent |  |  | 32 |  |  |

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