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Goodwill And Other Intangible Assets (Rollforward Of Goodwill) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Goodwill [Roll Forward] |  |  |
Balance at beginning of year | $ 22,580.5 | $ 21,768.6 |
Attributable to acquisitions | 217.1 | 1,275.4 | $ 264.8
Adjustments due to finalization of purchase price adjustments | (6.9) | 7.5 |
Foreign currency translation and other | (78.2) | (471.0) |
Balance at end of year | 22,712.5 | 22,580.5 | 21,768.6
Operating segments | Life Sciences |  |  |
Goodwill [Roll Forward] |  |  |
Balance at beginning of year | 13,311.0 | 12,335.5 |
Attributable to acquisitions | 213.4 | 1,212.6 |
Adjustments due to finalization of purchase price adjustments | (6.9) | 2.8 |
Foreign currency translation and other | (45.7) | (239.9) |
Balance at end of year | 13,471.8 | 13,311.0 | 12,335.5
Operating segments | Diagnostics |  |  |
Goodwill [Roll Forward] |  |  |
Balance at beginning of year | 6,925.6 | 7,079.5 |
Attributable to acquisitions | 2.6 | 0.0 |
Adjustments due to finalization of purchase price adjustments | 0.0 | 0.0 |
Foreign currency translation and other | (27.0) | (153.9) |
Balance at end of year | 6,901.2 | 6,925.6 | 7,079.5
Operating segments | Environmental & Applied Solutions |  |  |
Goodwill [Roll Forward] |  |  |
Balance at beginning of year | 2,343.9 | 2,353.6 |
Attributable to acquisitions | 1.1 | 62.8 |
Adjustments due to finalization of purchase price adjustments | 0.0 | 4.7 |
Foreign currency translation and other | (5.5) | (77.2) |
Balance at end of year | $ 2,339.5 | $ 2,343.9 | $ 2,353.6

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