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Income Taxes (Detail) - USD ($) $ in Millions | 3 Months Ended
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Apr. 02, 2016 | Mar. 28, 2015
Income Tax Disclosure [Abstract] |  |
Provision for income taxes | $ 98.2 | $ 62.9
Effective tax rate | 28.60% | 30.50%
Consolidated income before provision for income taxes | $ 343.9 | $ 206.3
Tax benefits related to restructuring charges, debt redemption costs, acquisition costs and various other items | $ 5.0 | $ 14.0
U.S. federal statutory income tax rate | 35.00% | 35.00%

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