Goodwill and Other Intangible Assets (Details) - Useful Life and Amortization	12 Months Ended
Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) project	Dec. 31, 2014 USD ($)
Accumulated amortization	$ (195,334,000)	$ (144,100,000)
Amortization expense	65,713,000	66,272,000	$ 43,493,000
Impairment of intangible assets	40,519,000	30,376,000	$ 0
Goodwill impairment charges	0	0
IPR&D
Impairment expense	3,850,000
Impairment of IPR&D projects	$ 3,850,000	$ 2,627,000
VersaPharm [Member]
Number of IPR&D projects abandoned (in project) \| project		2
VersaPharm [Member] \| R&D expenses
Impairment of IPR&D projects		$ 2,600,000
Minimum [Member]
Useful life	1 year
Maximum [Member]
Useful life	30 years

Impairment Of Intangible Assets And Reversal Of Accumulated Amortization, Indefinite-Lived (Excluding Goodwill)

No definition available.

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- Definition

Number of IPR&D projects abandoned based on analysis of launch expectations and technical feasibility.

+ References

No definition available.

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
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-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

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-Publisher FASB
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- Definition

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

+ References

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