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Income Taxes (Reconciliation Of Unrecognized Tax Benefits) (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Unrecognized tax benefits at beginning of year	$ 11.0	$ 11.1	$ 17.5
Gross increases - tax positions in prior periods	0.7	0.5	0.6
Gross decreases - tax positions in prior periods	(4.9)	(0.4)	(0.4)
Gross increases - tax positions in the current period	1.2	2.8	3.1
Settlements with taxing authorities		(1.2)	(9.5)
Increase related to acquired business			0.4
Lapsing of statutes of limitations	(1.2)	(1.8)	(0.6)
Unrecognized tax benefits at end of year	$ 6.8	$ 11.0	$ 11.1

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Unrecognized tax benefits, increase related to acquired businesses

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- Definition

The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

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-Publisher FASB

-Name Accounting Standards Codification

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