Contingencies and commitments (MVASI Patent Litigation) (Details) - Mvasi Patent Litigation, Genentech, Inc. (Genentech) and the City of Hope |
Oct. 29, 2019
patent
|
Mar. 29, 2019
patent
|
Aug. 31, 2018
patent
lawsuit
|
Oct. 18, 2017
patent
|
Oct. 06, 2017
patent
|
|---|---|---|---|---|---|
| Other Commitments [Line Items] | |||||
| Loss contingency, patents allegedly infringed | 6 | 8 | 25 | 24 | |
| Number of patents allegedly infringed | 14 | 27 | 27 | ||
| Number of lawsuits filed | lawsuit | 2 |