Goodwill and Other Intangible Assets, Net - Goodwill (Details) $ in Millions |
9 Months Ended |
|---|---|
|
Sep. 30, 2016
USD ($)
| |
| Goodwill [Roll forward] | |
| Beginning balance | $ 11,145.5 |
| Acquisitions | 17.2 |
| Adjustments to Acquisitions | 0.4 |
| Ending balance | 11,163.1 |
| Group 1 | |
| Goodwill [Roll forward] | |
| Beginning balance | 5,248.1 |
| Acquisitions | 8.9 |
| Adjustments to Acquisitions | 0.0 |
| Ending balance | 5,257.0 |
| Group 2 | |
| Goodwill [Roll forward] | |
| Beginning balance | 5,897.4 |
| Acquisitions | 8.3 |
| Adjustments to Acquisitions | 0.4 |
| Ending balance | $ 5,906.1 |