Segment and Related Information, Reconciliation of Operating Income Before Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jul. 01, 2018	Jun. 30, 2019	Jul. 01, 2018
Income from operations before provision (benefit) for taxes on income [Abstract]
Acquisition related transaction and integration costs	$ 0.0	$ (1.0)	$ 0.0	$ (1.4)
Consolidated income from operations	45.5	62.8	107.5	125.4
Non-operating deductions, net	(13.3)	(8.4)	(26.1)	(21.8)
Income from operations before tax and equity in earnings	32.2	54.4	81.4	103.6
Reportable Segments [Member]
Income from operations before provision (benefit) for taxes on income [Abstract]
Consolidated income from operations	48.7	65.7	111.5	130.3
Unallocated Corporate Expenses [Member]
Income from operations before provision (benefit) for taxes on income [Abstract]
Consolidated income from operations	$ (3.2)	$ (1.9)	$ (4.0)	$ (3.5)

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.7)
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