Collaboration, License, Co-Promotion and Other Commercial Agreements - Accounts Receivable (Details) - Collaborative arrangements and active pharmaceutical ingredient $ in Millions	Jun. 30, 2018 USD ($)
Accounts receivable, net
Accounts receivable, net and related party accounts receivable, net, net of related party accounts payable	$ 80.0
Accounts payable from related party	$ 3.6

Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Name:	us-gaap_AccountsPayableRelatedPartiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant