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Segment Information (Segment and Geographic Information) (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenue, Major Customer [Line Items]
Total revenues	$ 5,675.9	$ 5,903.9
Operating Income	2,034.0	1,780.3
U.S.
Revenue, Major Customer [Line Items]
Total revenues	1,929.0	2,019.9
Operating Income	947.9	840.2
International Lead Markets
Revenue, Major Customer [Line Items]
Total revenues	1,643.5	1,728.5
Operating Income	666.6	654.2
High Growth Markets
Revenue, Major Customer [Line Items]
Total revenues	1,537.2	1,442.2
Operating Income	300.7	220.9
Foundational Markets and Corporate
Revenue, Major Customer [Line Items]
Total revenues	566.2	713.3
Operating Income	$ 118.8	$ 65.0

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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