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Segment Information (Segment and Geographic Information) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Segment Reporting Information [Line Items]
Document Fiscal Year Focus			2019
Total revenues	$ 5,341.3	$ 5,353.9	$ 10,296.9	$ 10,492.8
Operating Income	2,273.9	2,262.3	4,367.9	4,405.4
United States
Segment Reporting Information [Line Items]
Total revenues	2,007.6	1,961.2	3,853.8	3,828.4
Operating Income	1,048.8	999.2	2,000.7	1,997.2
International Operated Markets
Segment Reporting Information [Line Items]
Total revenues	2,884.3	2,936.4	5,547.3	5,746.4
Operating Income	1,218.8	1,189.0	2,266.8	2,238.1
International Developmental Licensed Markets and Corporate
Segment Reporting Information [Line Items]
Total revenues	449.4	456.3	895.8	918.0
Operating Income	$ 6.3	$ 74.1	$ 100.4	$ 170.1

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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