Segment Information (Segment and Geographic Information) (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenue, Major Customer [Line Items]
Total revenues	$ 5,903.9	$ 5,958.9
Operating Income	1,780.3	1,385.5
U.S.
Revenue, Major Customer [Line Items]
Total revenues	2,019.9	1,978.1
Operating Income	840.2	731.8
International Lead Markets
Revenue, Major Customer [Line Items]
Total revenues	1,728.5	1,790.8
Operating Income	654.2	583.5
High Growth Markets
Revenue, Major Customer [Line Items]
Total revenues	1,442.2	1,456.3
Operating Income	220.9	123.1
Foundational Markets and Corporate
Revenue, Major Customer [Line Items]
Total revenues	713.3	733.7
Operating Income	$ 65.0	$ (52.9)