Divestment of Product Rights (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Product Information [Line Items]
Current divestiture contingent consideration receivable	$ 8.1	$ 9.6
Noncurrent divestiture contingent consideration receivable	51.3	26.5
Total divestiture contingent consideration receivable	59.4	36.1
DAYTRANA
Product Information [Line Items]
Total divestiture contingent consideration receivable	25.8
CALCICHEW
Product Information [Line Items]
Cash consideration received on sale of product rights	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	36.4	6.5
DERMAGRAFT
Product Information [Line Items]
Total divestiture contingent consideration receivable	$ 33.6