Stock Plans and Share-Based Compensation (Stock Options) (Details) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 30, 2011	Dec. 31, 2010	Dec. 25, 2009
Options Outstanding [Abstract]
Outstanding & Exercisable	9,111	16,233	21,975
Expired or Cancelled	(27)	(6)	(282)
Exercised	(4,939)	(7,116)	(5,460)
Outstanding & Exercisable	4,145	9,111	16,233
Weighted-Average Exercise Price [Abstract]
Outstanding	$ 5.82	$ 5.87	$ 5.98
Expired or cancelled (Dollars per share)	$ 6.44	$ 6.10	$ 7.42
Exercised	$ 5.96	$ 5.93	$ 6.23
Outstanding	$ 5.64	$ 5.82	$ 5.87
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of current or former employees with stock options outstanding under the various plans	413
Term period of outstanding options granted	10 years
Unrecognized compensation cost	$ 0

Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period

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- Definition

This element represents the number of current and/or former employees that have stock options outstanding as of the end of the period.

+ References

No definition available.

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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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- Definition

The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.

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- Definition

The decrease in the number of shares that could be issued attributable to the lapse of rights to exercise previously issued stock options under the terms of the option agreements under the plan during the reporting period.

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- Definition

The weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that lapsed during the reporting period.

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- Definition

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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- Definition

The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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

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