Goodwill and Intangible Assets (Changes in Carrying Amount of Goodwill) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2016
Goodwill [Line Items]
Goodwill, gross, beginning balance	$ 5,765.1
Accumulated impairment losses, beginning balance	(385.0)
Goodwill, net, beginning balance	5,380.1
Measurement period adjustments	8.1
Foreign currency translation	178.7
Goodwill, gross, ending balance	5,951.9
Accumulated impairment losses, ending balance	(385.0)
Goodwill, net, ending balance	5,380.1	$ 5,566.9
Generics Segment
Goodwill [Line Items]
Goodwill, gross, beginning balance	5,031.0
Accumulated impairment losses, beginning balance	0.0
Goodwill, net, beginning balance	5,031.0
Measurement period adjustments	8.1
Foreign currency translation	178.7
Goodwill, gross, ending balance	5,217.8
Accumulated impairment losses, ending balance	0.0
Goodwill, net, ending balance	5,031.0	5,217.8
Specialty Segment
Goodwill [Line Items]
Goodwill, gross, beginning balance	734.1
Accumulated impairment losses, beginning balance	(385.0)
Goodwill, net, beginning balance	349.1
Measurement period adjustments	0.0
Foreign currency translation	0.0
Goodwill, gross, ending balance	734.1
Accumulated impairment losses, ending balance	(385.0)
Goodwill, net, ending balance	$ 349.1	$ 349.1