Goodwill and Intangible Assets (Components of Intangible Assets) (Details) - USD ($) $ in Millions		9 Months Ended	12 Months Ended
		Sep. 30, 2016	Dec. 31, 2015
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, original cost		$ 18,476.5	$ 9,430.5
Finite-lived intangible assets, accumulated amortization		3,852.7	2,946.3
Finite-lived intangible assets, net book value		14,623.8	6,484.2
In-process research and development		989.6	737.7
Intangible assets, gross, excluding goodwill		19,466.1	10,168.2
Intangible assets, net book value, excluding goodwill		$ 15,613.4	$ 7,221.9
Product rights and licenses
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, estimated useful life, in years		15 years	11 years
Finite-lived intangible assets, original cost		$ 17,867.4	$ 8,848.6
Finite-lived intangible assets, accumulated amortization		3,434.0	2,652.7
Finite-lived intangible assets, net book value		$ 14,433.4	$ 6,195.9
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		107.3	103.8
Finite-lived intangible assets, net book value		$ 9.3	$ 12.8
Other
Intangible Assets by Major Class [Line Items]
Finite-lived intangible assets, estimated useful life, in years		6 years	6 years
Finite-lived intangible assets, original cost	[1]	$ 492.5	$ 465.3
Finite-lived intangible assets, accumulated amortization	[1]	311.4	189.8
Finite-lived intangible assets, net book value	[1]	$ 181.1	$ 275.5

[1] Other intangible assets consist principally of customer lists, contractual rights and other contracts.