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Acquisitions - Total Purchase Consideration (Details) $ in Thousands | Apr. 20, 2017 USD ($)
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Marathon Pharmaceuticals, LLC |
Business Acquisition [Line Items] |
Inventory | $ 3,980
Intellectual Property | Marathon Pharmaceuticals, LLC |
Business Acquisition [Line Items] |
Purchase price | 152,353
Emflaza asset acquisition |
Business Acquisition [Line Items] |
Emflaza rights | $ 148,373

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