Goodwill and Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Goodwill.
Goodwill, Beginning Balance	$ 2,692.9	$ 2,616.7
Acquisition-related	1,031.3	155.9
Foreign currency translation	(45.4)	(79.7)
Goodwill, Ending Balance	3,678.8	2,692.9
Interconnect Products and Assemblies
Goodwill.
Goodwill, Beginning Balance	2,569.2	2,493.0
Acquisition-related	1,008.7	155.9
Foreign currency translation	(45.4)	(79.7)
Goodwill, Ending Balance	3,532.5	2,569.2
Cable Products and Solutions
Goodwill.
Goodwill, Beginning Balance	123.7	123.7
Acquisition-related	22.6
Goodwill, Ending Balance	$ 146.3	$ 123.7

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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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