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Segment Reporting - Reconciliation of Segment Earnings to Consolidated Income Before Provision for Income Taxes and Equity (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Segment Reporting [Abstract]
Segment earnings	$ 312.2	$ 462.9
Interest expense	20.9	20.7
Other (income) expense, net	4.4	(5.6)
Consolidated income before provision for income taxes and equity in net income of affiliates	$ 286.9	$ 447.8

X

- Definition

The sum of all other income and expenses (both operating and nonoperating) recognized by the entity in the period not otherwise specified in the income statement.

+ References

No definition available.

+ Details

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X

- Definition

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))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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X

- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 20
-Section 50
-Paragraph 1
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.9)
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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

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- References

No definition available.

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