Asset Acquisitions - Narrative (Details) - Austria Seller	Jan. 31, 2019 EUR (€) shares	Jan. 31, 2019 USD ($) shares
Schedule of Asset Acquisition, by Acquisition [Line Items]
Maximum payments to acquire assets upon achievement of milestones	€ 293,000.000	$ 335,000.000
Asset acquisition, consideration transferred, equity interests issued and issuable (in shares)	12,404	12,404

Asset Acquisition, Consideration Transferred, Equity Interests Issued And Issuable, Number Of Shares

No definition available.

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