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Revenues Other Revenues (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Disaggregation of Revenue [Line Items] |  |
Other | $ 164.4 | $ 90.0
Royalty Revenue | 10.6 | 25.5
AbbVie |  |
Disaggregation of Revenue [Line Items] |  |
Other | (4.7) | (5.9)
Samsung Bioepis |  |
Disaggregation of Revenue [Line Items] |  |
Other | 17.9 | 12.2
Other corporate revenues [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Other | $ 140.6 | $ 58.2

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