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Emflaza asset acquisition - Allocation of the purchase consideration (Details) - Marathon Pharmaceuticals, LLC $ in Thousands	Apr. 20, 2017 USD ($)
Finite-Lived Intangible Assets [Line Items]
Inventory	$ 3,980
Intellectual Property
Finite-Lived Intangible Assets [Line Items]
Purchase price	152,353
Emflaza rights	$ 148,373

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- Definition

Asset Acquisition, Consideration Transferred

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- Definition

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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