Goodwill and Intangible Assets (Components of Intangible Assets) (Details) - USD ($) $ in Millions		6 Months Ended	12 Months Ended
		Jun. 30, 2015	Dec. 31, 2014
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, original cost		$ 8,637.1	$ 3,895.8
Finite-lived intangible assets, accumulated amortization		2,555.1	2,297.6
Finite-lived intangible assets, net book value		6,082.0	1,598.2
In-process research and development		744.4	748.9
Intangible assets, gross, excluding goodwill		9,381.5	4,644.7
Intangible assets, net book value, excluding goodwill		$ 6,826.4	$ 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		101.5	99.2
Finite-lived intangible assets, net book value		$ 15.1	$ 17.4
Product rights and licenses
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, estimated useful life, in years		12 years	10 years
Finite-lived intangible assets, original cost		$ 8,041.6	$ 3,617.0
Finite-lived intangible assets, accumulated amortization		2,336.5	2,127.8
Finite-lived intangible assets, net book value		$ 5,705.1	$ 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]	$ 478.9	$ 162.2
Finite-lived intangible assets, accumulated amortization	[1]	117.1	70.6
Finite-lived intangible assets, net book value	[1]	$ 361.8	$ 91.6

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