Summary of Significant Accounting Policies (Segment Reporting) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Questcor [Member]	Jun. 30, 2013 Questcor [Member]	Jun. 30, 2014 Questcor [Member]	Jun. 30, 2013 Questcor [Member]	Jun. 30, 2014 BioVectra [Member]	Jun. 30, 2013 BioVectra [Member]	Jun. 30, 2014 BioVectra [Member]	Jun. 30, 2013 BioVectra [Member]	Jun. 30, 2014 Intersegment Elimination [Member]	Jun. 30, 2013 Intersegment Elimination [Member]	Jun. 30, 2014 Intersegment Elimination [Member]	Jun. 30, 2013 Intersegment Elimination [Member]	Jan. 18, 2013 BioVectra [Member]
Segment Reporting Information [Line Items]
Percentage of voting interest acquired																	100.00%
Net Sales	$ 278,830	$ 184,573	$ 505,934	$ 319,702	$ 261,412	$ 177,045	$ 471,180	$ 303,817	$ 17,467	$ 7,693	$ 34,803	$ 16,078	$ (49)	$ (165)	$ (49)	$ (193)
Net income	$ 96,436	$ 69,123	$ 170,746	$ 108,185	$ 92,239	$ 70,125	$ 162,574	$ 110,948	$ 4,215	$ (1,015)	$ 8,190	$ (2,770)	$ (18)	$ 13	$ (18)	$ 7