Goodwill and Other Intangible Assets (Details) - Major Categories of Intangible Assets - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Oct. 01, 2015
Major categories of finite-lived intangible assets
Accumulated Amortization	$ (195,334)	$ (144,100)
Impairment of intangible assets	40,519	30,376	$ 0
Gross Carrying Amount	1,010,675
Impairment	(56,487)
Intangible assets, net	758,854	864,989
IPR&D
Major categories of indefinite-lived intangible assets
Gross Carrying Amount	187,007
Reclassifications	(9,400)
Impairment	(3,850)
Net Carrying Amount	173,757
Major categories of finite-lived intangible assets
Intangible assets, net	173,757	186,932	227,259
Product licensing rights
Major categories of finite-lived intangible assets
Gross Carrying Amount	790,143
Accumulated Amortization	(182,901)			$ (12,100)
Reclassifications	9,400
Impairment	(52,637)
Net Carrying Amount	$ 564,005
Weighted Average Remaining Amortization Period (years)	10 years 6 months
Impairment of intangible assets	$ 40,519	30,376
Intangible assets, net	564,005	653,627	704,791
Trademarks
Major categories of finite-lived intangible assets
Gross Carrying Amount	16,000
Accumulated Amortization	(4,244)
Reclassifications	0
Impairment	0
Net Carrying Amount	$ 11,756
Weighted Average Remaining Amortization Period (years)	18 years
Impairment of intangible assets	$ 0	0
Intangible assets, net	11,756	13,018	14,279
Customer relationships
Major categories of finite-lived intangible assets
Gross Carrying Amount	6,290
Accumulated Amortization	(3,863)
Reclassifications	0
Impairment	0
Net Carrying Amount	$ 2,427
Weighted Average Remaining Amortization Period (years)	9 years 3 months 18 days
Impairment of intangible assets	$ 0	0
Intangible assets, net	2,427	2,777	3,035
Other intangibles
Major categories of finite-lived intangible assets
Gross Carrying Amount	11,235
Accumulated Amortization	(4,326)
Reclassifications	0
Impairment	0
Net Carrying Amount	$ 6,909
Weighted Average Remaining Amortization Period (years)	6 years
Impairment of intangible assets	$ 0	0
Intangible assets, net	$ 6,909	$ 8,635	$ 10,356