Goodwill and Intangible Assets (Components of Intangible Assets) (Details) - USD ($) $ in Millions		9 Months Ended	12 Months Ended
		Sep. 30, 2015	Dec. 31, 2014
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, original cost		$ 8,895.4	$ 3,895.8
Finite-lived intangible assets, accumulated amortization		2,741.2	2,297.6
Finite-lived intangible assets, net book value		6,154.2	1,598.2
In-process research and development		734.0	748.9
Intangible assets, gross, excluding goodwill		9,629.4	4,644.7
Intangible assets, net book value, excluding goodwill		$ 6,888.2	$ 2,347.1
Patents and technologies
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, estimated useful life, in years		20 years	20 years
Finite-lived intangible assets, original cost		$ 116.6	$ 116.6
Finite-lived intangible assets, accumulated amortization		102.7	99.2
Finite-lived intangible assets, net book value		$ 13.9	$ 17.4
Product rights and licenses
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, estimated useful life, in years		11 years	10 years
Finite-lived intangible assets, original cost		$ 8,301.6	$ 3,617.0
Finite-lived intangible assets, accumulated amortization		2,486.1	2,127.8
Finite-lived intangible assets, net book value		$ 5,815.5	$ 1,489.2
Other
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, estimated useful life, in years		6 years	8 years
Finite-lived intangible assets, original cost	[1]	$ 477.2	$ 162.2
Finite-lived intangible assets, accumulated amortization	[1]	152.4	70.6
Finite-lived intangible assets, net book value	[1]	$ 324.8	$ 91.6

[1] Other intangible assets consist principally of customer lists and contracts.