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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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