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Goodwill And Other Intangible Assets (Tables)
12 Months Ended
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
)