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Income Taxes - Additional information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 52.7	$ 37.9
Effective tax rate	31.10%	25.80%
Consolidated income before provision for income taxes	169.3	146.8
Tax benefits related to restructuring charges	9.9	8.2
Tax benefits related to audit settlements	5.5
Tax benefits related to research and development credits		$ 6.3
U.S. federal statutory income tax rate	35.00%	35.00%

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Tax benefits related to debt redemption costs, restructuring charges and various other items.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to income tax settlements. Including, but not limited to, domestic tax settlement, foreign tax settlement, state and local tax settlement, and other tax settlements.

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