Divestment of Product Rights (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
CALCICHEW
Product Information [Line Items]
Cash consideration received on sale of product rights	$ 43.5		$ 43.5
Gain (net of taxes) on sale of product righs			43.5
Total
Product Information [Line Items]
Gain (net of taxes) on sale of product righs	46.0	3.6	86.2	14.6
Divestment of VANCOCIN, ESTRACT and EXPUTEX product rights
Product Information [Line Items]
Cash consideration received on sale of product rights	64.9		64.9
Gain (net of taxes) on sale of product righs	$ 32.9