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Goodwill And Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Rollforward Of Goodwill | The following is a rollforward of the Company’s goodwill by segment ($ in millions):
| Life Sciences |  | Diagnostics |  | Environmental & Applied Solutions |  | Total
Balance, January 1, 2018 | $ | 12,335.5 |  |  | $ | 7,079.5 |  |  | $ | 2,353.6 |  |  | $ | 21,768.6 |
Attributable to 2018 acquisitions | 1,212.6 |  |  | — |  |  | 62.8 |  |  | 1,275.4 |
Adjustments due to finalization of purchase price allocations | 2.8 |  |  | — |  |  | 4.7 |  |  | 7.5 |
Foreign currency translation and other | (239.9 | ) |  | (153.9 | ) |  | (77.2 | ) |  | (471.0 | )
Balance, December 31, 2018 | 13,311.0 |  |  | 6,925.6 |  |  | 2,343.9 |  |  | 22,580.5 |
Attributable to 2019 acquisitions | 213.4 |  |  | 2.6 |  |  | 1.1 |  |  | 217.1 |
Adjustments due to finalization of purchase price allocations | (6.9 | ) |  | — |  |  | — |  |  | (6.9 | )
Foreign currency translation and other | (45.7 | ) |  | (27.0 | ) |  | (5.5 | ) |  | (78.2 | )
Balance, December 31, 2019 | $ | 13,471.8 |  |  | $ | 6,901.2 |  |  | $ | 2,339.5 |  |  | $ | 22,712.5 |
Schedule of Finite-lived Intangible Assets And Indefinite-lived Intangible Assets By Major Class | The following summarizes the gross carrying value and accumulated amortization for each major category of intangible assets as of December 31 ($ in millions):
| 2019 |  | 2018
| Gross Carrying Amount |  | Accumulated Amortization |  | Gross Carrying Amount |  | Accumulated Amortization
Finite-lived intangibles: |  |  |  |  |  |  |
Patents and technology | $ | 2,712.7 |  |  | $ | (934.1 | ) |  | $ | 2,679.0 |  |  | $ | (764.5 | )
Customer relationships and other intangibles | 6,367.4 |  |  | (2,612.3 | ) |  | 6,327.1 |  |  | (2,166.1 | )
Total finite-lived intangibles | 9,080.1 |  |  | (3,546.4 | ) |  | 9,006.1 |  |  | (2,930.6 | )
Indefinite-lived intangibles: |  |  |  |  |  |  |
Trademarks and trade names | 4,216.0 |  |  | — |  |  | 4,207.3 |  |  | — |
Total intangibles | $ | 13,296.1 |  |  | $ | (3,546.4 | ) |  | $ | 13,213.4 |  |  | $ | (2,930.6 | )

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