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Income Taxes - Reconciliation of Unrecognized Tax Benefits (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Unrecognized tax benefits at beginning of year	$ 6.8	$ 11.0	$ 11.1
Gross increases - tax positions in prior periods	1.5	0.7	0.5
Gross decreases - tax positions in prior periods	(1.6)	(4.9)	(0.4)
Gross increases - tax positions in the current period	0.5	1.2	2.8
Settlements with taxing authorities	(2.1)		(1.2)
Lapsing of statutes of limitations	(0.5)	(1.2)	(1.8)
Unrecognized tax benefits at end of year	$ 4.6	$ 6.8	$ 11.0

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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