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Stock-Based Compensation And Other Stock Plans (Summary And Stock Options) (Narrative) (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Net stock-based expense (income)	$ 32.1	$ 20.3	$ 14.9
Cash received from option exercises	46.8	25.7	23.7
Tax benefit realized from exercise of share-based payment	15.4	2.0	2.0
Stock Option [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Weighted average contractual term (in years)	10
Weighted-average grant date fair value	$ 15.46	$ 15.74	$ 10.90
Aggregate intrinsic value exercised	23.0	8.8	5.2
Fair value of stock options vested	5.8	4.6	4.6
Unrecognized compensation cost related to non-vested award	$ 10.2
Cost expected to be recognized over weighted-average period, in years	1 year 9 months 18 days
2011 Incentive Stock And Awards Plan [Member]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Number of shares available for future grants	3,914,882

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Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Contractual Term

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Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.

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As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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The total fair value of equity-based awards for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The total accumulated difference between fair values of underlying shares on dates of exercise and exercise price on options which were exercised (or share units converted) into shares during the reporting period under the plan.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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