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Contingencies and commitments (MVASI Patent Litigation) (Details) - Mvasi Patent Litigation, Genentech, Inc. (Genentech) and the City of Hope [Member] - patent | Aug. 31, 2018 | Oct. 18, 2017 | Oct. 06, 2017
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Other Commitments [Line Items] |  |  |
Number of patents allegedly infringed |  |  | 27
Loss contingency, patents allegedly infringed | 8 | 25 | 24

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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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- Definition Number of another entity's patents that the entity has allegedly infringed. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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