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Segment Information (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
Segment Reporting [Abstract] |
Revenues and Operating Income by Geographic Segment | The following table presents the Company’s revenues and operating income by segment:
| Quarters Ended
| March 31,
In millions | 2018 |  | 2017
Revenues |  |  |
U.S. | $ | 1,867.2 |  |  | $ | 1,929.0 |
International Lead Markets | 1,877.5 |  |  | 1,643.5 |
High Growth Markets | 972.2 |  |  | 1,537.2 |
Foundational Markets & Corporate | 422.0 |  |  | 566.2 |
Total revenues | $ | 5,138.9 |  |  | $ | 5,675.9 |
Operating Income |  |  |
U.S. | $ | 998.0 |  |  | $ | 947.9 |
International Lead Markets | 809.7 |  |  | 666.6 |
High Growth Markets | 234.3 |  |  | 300.7 |
Foundational Markets & Corporate | 101.1 |  |  | 118.8 |
Total operating income | $ | 2,143.1 |  |  | $ | 2,034.0 |

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