Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Business and Basis of Presentation (Details)	3 Months Ended		9 Months Ended
Business and Basis of Presentation (Details)	Sep. 30, 2018 segment	Sep. 30, 2017 segment	Sep. 30, 2018 segment	Sep. 30, 2017 segment	Apr. 24, 2017 $ / shares
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of reportable segments (in segment) \| segment	2	2	2	2
Merger of Akorn Inc. \| Fresenius Kabi AG
Business Acquisition [Line Items]
Consideration given in cash per share (in Dollars per share) \| $ / shares					$ 34.00