Stock-Based Compensation (Outstanding Stock Option and RSUs Activity) (Details) (USD $)	12 Months Ended
Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding, Beginning Balance, Number of Shares	2,996,751	2,564,799	1,855,634
Outstanding, Weighted-Average Exercise Price, Beginning Balance	$ 28.33	$ 27.65	$ 29.03
Granted, Number of Shares	727,381	499,735	776,159
Granted, Weighted-Average Exercise Price	$ 25.51	$ 31.82	$ 23.99
Exercised, Number of Shares	(149,000)	(34,000)	(53,216)
Exercised, Weighted-Average Exercise Price	$ 25.80	$ 26.45	$ 19.87
Forfeited or Expired, Number of Shares	(118,618)	(33,783)	(13,778)
Forfeited or Expired, Weighted-Average Exercise Price	$ 24.99	$ 30.84	$ 37.20
Outstanding, Ending Balance, Number of Shares	3,456,514	2,996,751	2,564,799
Outstanding, Weighted-Average Exercise Price, Ending Balance	$ 27.96	$ 28.33	$ 27.65
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Outstanding, Beginning Balance, Shares	786,805	802,797	680,956
Outstanding, Beginning Balance, Weighted-Average Exercise Price	$ 10.61	$ 10.37	$ 7.87
Granted, Shares	10,526	14,000	153,799
Granted, Weighted-Average Exercise Price	$ 21.19	$ 24.37	$ 21.50
Vested, Shares	(631,759)	(16,048)	(13,384)
Vested, Weighted-Average Grant-Date Fair Value	$ 7.87	$ 7.84	$ 24.05
Forfeited, Shares	(8,352)	(13,944)	(18,574)
Forfeited, Weighted-Average Grant-Date Fair Value	$ 22.02	$ 13.94	$ 12.32
Outstanding, Ending Balance, Shares	157,220	786,805	802,797
Outstanding, Ending Balance, Weighted-Average Exercise Price	$ 21.71	$ 10.61	$ 10.37

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan 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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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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No definition available.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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No definition available.

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Weighted average price at which grantees can acquire the shares reserved for issuance on stock options awarded.

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No definition available.

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Number of share options (or share units) exercised during the current period.

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