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Goodwill and Other Intangible Assets (Goodwill) (Details) $ in Millions	3 Months Ended
	Mar. 31, 2018 USD ($)
Goodwill [Roll Forward]
December 31, 2017	$ 8,820.3
Additions	18.3
Other	(0.8)
Currency translation adjustments	32.1
March 31, 2018	8,869.9
RF Technology
Goodwill [Roll Forward]
December 31, 2017	4,798.9
Additions	18.3
Other	(0.8)
Currency translation adjustments	13.4
March 31, 2018	4,829.8
Medical & Scientific Imaging
Goodwill [Roll Forward]
December 31, 2017	3,205.9
Additions	0.0
Other	0.0
Currency translation adjustments	9.3
March 31, 2018	3,215.2
Industrial Technology
Goodwill [Roll Forward]
December 31, 2017	377.5
Additions	0.0
Other	0.0
Currency translation adjustments	6.2
March 31, 2018	383.7
Energy Systems & Controls
Goodwill [Roll Forward]
December 31, 2017	438.0
Additions	0.0
Other	0.0
Currency translation adjustments	3.2
March 31, 2018	$ 441.2

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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-Publisher FASB
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+ References

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