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Contingencies and commitments (NEUPOGEN Patent Litigation) (Details) - patent |  |  |  | 1 Months Ended
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May 20, 2019 | Mar. 08, 2018 | May 22, 2017 | Oct. 31, 2018
Adello NEUPOGEN Patent Litigation |  |  |  |
Gain Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed |  | 17 |  | 4
Apotex NEUPOGEN/Neulasta Patent Litigation |  |  |  |
Gain Contingencies [Line Items] |  |  |  |
Number of patents allegedly infringed | 1 |  | 1 |

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- Definition Number of entity's patents that another entity has allegedly infringed. + References No definition available. + Details
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