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Segment Reporting - Reconciliation of Segment Earnings to Income Before Provision for Income Taxes (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jul. 01, 2017 | Jun. 30, 2018 | Jul. 01, 2017
Segment Reporting [Abstract] |  |  |  |
Segment earnings | $ 468.2 | $ 409.1 | $ 931.1 | $ 825.8
Interest expense | 20.9 | 21.4 | 41.6 | 42.2
Other (income) expense, net | 3.7 | 5.8 | (1.9) | 9.5
Consolidated income before provision for income taxes and equity in net income of affiliates | $ 443.6 | $ 381.9 | $ 891.4 | $ 774.1

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- Definition Amount of pretax income or loss for the reportable segment before interest, other (income) expense, provision (benefit) for income taxes and equity in net (income) loss of affiliates. + References No definition available. + Details
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