Commitments, Contingencies and Other Matters (Details) (USD $)			3 Months Ended	9 Months Ended			0 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Patent Infringement Claim Brought by the Curators of the University of Missouri [Member]	Sep. 30, 2014 Patent Infringement Claim Brought by the Curators of the University of Missouri [Member]	Jun. 30, 2014 Patent Infringement Claim Brought by the Curators of the University of Missouri [Member]	Dec. 31, 2013 Patent Infringement Claim Brought by the Curators of the University of Missouri [Member]	Jul. 17, 2013 TWi Pharmaceuticals [Member] claim	Jan. 23, 2014 Eli Lilly [Member] claim	Jan. 24, 2014 Eli Lilly, Daiichi Sankyo, and Ube Industries [Member] claim
Commitments Contingencies and Other Matters [Line Items]
Litigation settlement amount			$ 91,000,000	$ 100,000,000
Accrued legal settlements	$ 0	$ 41,367,000			$ 9,000,000	$ 9,000,000
Claims dismissed							2
Loss Contingency, New Claims Filed, Number								2	2