Intangible Assets and Goodwill (Intangible Assets) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Intangible Assets and Goodwill [Line Items]
Weighted Average Useful Life (years)	16 years 3 months 18 days
Amortizable intangible assets, Gross Carrying Amount	$ 400,560	$ 404,590
Amortizable intangible assets, Accumulated Amortization and Other Charges	(26,021)	(21,990)
Amortizable intangible assets, Net Carrying Amount	374,539	382,600
Intangible assets not subject to amortization, Gross Carrying Amount	253,620	253,620
Intangible Assets, Gross Carrying Amount	654,180	658,210
Intangible Assets, Net Carrying Amount	628,159	636,220
In-process research and development [Member]
Intangible Assets and Goodwill [Line Items]
Intangible assets not subject to amortization, Gross Carrying Amount	$ 253,620	253,620
Product licenses [Member]
Intangible Assets and Goodwill [Line Items]
Weighted Average Useful Life (years)	16 years 9 months 18 days
Amortizable intangible assets, Gross Carrying Amount	$ 30,000	31,500
Amortizable intangible assets, Accumulated Amortization and Other Charges	(1,466)	(7,869)
Amortizable intangible assets, Net Carrying Amount	$ 28,534	23,631
Developed product rights [Member]
Intangible Assets and Goodwill [Line Items]
Weighted Average Useful Life (years)	16 years 3 months 18 days
Amortizable intangible assets, Gross Carrying Amount	$ 370,560	373,090
Amortizable intangible assets, Accumulated Amortization and Other Charges	(24,555)	(14,121)
Amortizable intangible assets, Net Carrying Amount	$ 346,005	$ 358,969