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Commitments and Contingencies (Details) (Fumapharm AG, USD $) | Sep. 30, 2014 Five hundred million | Sep. 30, 2014 One billion | Dec. 31, 2013 One billion | Sep. 30, 2014 Two billion | Jun. 30, 2014 Two billion | Sep. 30, 2014 Three billion | Sep. 30, 2014 Each additional one billion up to twenty billion | Sep. 30, 2014 Less than five hundred million | Sep. 30, 2014 Less than five hundred million One billion | Sep. 30, 2014 Less than five hundred million Two billion | Sep. 30, 2014 Less than five hundred million Three billion | Sep. 30, 2014 Less than five hundred million Each additional one billion up to twenty billion | Sep. 30, 2014 Five hundred million to one billion One billion | Sep. 30, 2014 Five hundred million to one billion Two billion | Sep. 30, 2014 Five hundred million to one billion Three billion | Sep. 30, 2014 Five hundred million to one billion Each additional one billion up to twenty billion | Sep. 30, 2014 One billion to one point five billion One billion | Sep. 30, 2014 One billion to one point five billion Two billion | Sep. 30, 2014 One billion to one point five billion Three billion | Sep. 30, 2014 One billion to one point five billion Each additional one billion up to twenty billion | Sep. 30, 2014 One point five billion to two billion One billion | Sep. 30, 2014 One point five billion to two billion Two billion | Sep. 30, 2014 One point five billion to two billion Three billion | Sep. 30, 2014 One point five billion to two billion Each additional one billion up to twenty billion | Sep. 30, 2014 Two billion to two point five billion One billion | Sep. 30, 2014 Two billion to two point five billion Two billion | Sep. 30, 2014 Two billion to two point five billion Three billion | Sep. 30, 2014 Two billion to two point five billion Each additional one billion up to twenty billion | Sep. 30, 2014 Two point five billion to three billion One billion | Sep. 30, 2014 Two point five billion to three billion Two billion | Sep. 30, 2014 Two point five billion to three billion Three billion | Sep. 30, 2014 Two point five billion to three billion Each additional one billion up to twenty billion | Sep. 30, 2014 Greater than three billion | Sep. 30, 2014 Greater than three billion One billion | Sep. 30, 2014 Greater than three billion Two billion | Sep. 30, 2014 Greater than three billion Three billion | Sep. 30, 2014 Greater than three billion Each additional one billion up to twenty billion | Sep. 30, 2014 Minimum Five hundred million to one billion | Sep. 30, 2014 Minimum One billion to one point five billion | Sep. 30, 2014 Minimum One point five billion to two billion | Sep. 30, 2014 Minimum Two billion to two point five billion | Sep. 30, 2014 Minimum Two point five billion to three billion | Sep. 30, 2014 Maximum Five hundred million to one billion | Sep. 30, 2014 Maximum One billion to one point five billion | Sep. 30, 2014 Maximum One point five billion to two billion | Sep. 30, 2014 Maximum Two billion to two point five billion | Sep. 30, 2014 Maximum Two point five billion to three billion
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Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sales level |  |  |  |  |  |  |  | $ 500,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,000,000,000 |  |  |  |  | $ 500,000,000 | $ 1,000,000,000 | $ 1,500,000,000.0 | $ 2,000,000,000 | $ 2,500,000,000.0 | $ 1,000,000,000 | $ 1,500,000,000.0 | $ 2,000,000,000 | $ 2,500,000,000.0 | $ 3,000,000,000
Milestone payment due on the prior 12 month sales |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | 25,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 100,000,000 | 100,000,000 | 100,000,000 | 0 | 150,000,000 | 150,000,000 | 150,000,000 | 0 | 200,000,000 | 200,000,000 | 200,000,000 | 0 | 0 | 250,000,000 | 250,000,000 |  | 0 | 0 | 0 | 300,000,000 |  |  |  |  |  |  |  |  |  |
Cumulative sales level | 500,000,000 | 1,000,000,000.0 | 1,000,000,000 | 2,000,000,000 | 2,000,000,000 | 3,000,000,000 | 20,000,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Each additional sales level |  |  |  |  |  |  | $ 1,000,000,000.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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