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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		9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018
Segment Reporting [Abstract]
Segment earnings	$ 300.7	$ 363.3	$ 918.1	$ 1,294.4
Interest expense	24.0	21.2	69.4	62.8
Other expense, net	9.7	13.2	27.9	11.3
Consolidated income before provision for income taxes and equity in net income of affiliates	$ 267.0	$ 328.9	$ 820.8	$ 1,220.3

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- 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.

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- 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

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- Definition

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

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- Definition

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

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