Acquisition-related Intangible Assets (Details) - USD ($) $ in Millions	Apr. 01, 2017	Dec. 31, 2016
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Intangible Assets, Gross	$ 20,643.8	$ 20,332.2
Accumulated Amortization	(8,111.7)	(7,704.6)
Definite-Lived Intangible Assets, Net	12,532.1	12,627.6
Indefinite-Lived Intangible Assets	1,289.6	1,341.4
Acquisition-related Intangible Assets, Gross	21,933.4	21,673.6
Acquisition-related Intangible Assets, net of Accumulated Amortization	13,821.7	13,969.0
Tradenames [Member]
Definite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets	1,234.8	1,234.8
In-Process Research and Development [Member]
Definite-Lived Intangible Assets [Line Items]
Indefinite-Lived Intangible Assets	54.8	106.6
Customer Relationships [Member]
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Intangible Assets, Gross	13,318.0	13,167.3
Accumulated Amortization	(5,046.4)	(4,821.4)
Definite-Lived Intangible Assets, Net	8,271.6	8,345.9
Product Technology [Member]
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Intangible Assets, Gross	5,818.8	5,679.7
Accumulated Amortization	(2,350.6)	(2,204.2)
Definite-Lived Intangible Assets, Net	3,468.2	3,475.5
Tradenames [Member]
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Intangible Assets, Gross	1,473.7	1,452.2
Accumulated Amortization	(681.4)	(646.0)
Definite-Lived Intangible Assets, Net	792.3	806.2
Other Intangible Assets [Member]
Definite-Lived Intangible Assets [Line Items]
Definite-Lived Intangible Assets, Gross	33.3	33.0
Accumulated Amortization	(33.3)	(33.0)
Definite-Lived Intangible Assets, Net	$ 0.0	$ 0.0