Stockholders' Equity (Details 4) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 01, 2012	Aug. 27, 2011	Sep. 01, 2012	Aug. 27, 2011
Compensation expense for stock options
Compensation expense recognized	$ 124	$ 170	$ 428	$ 447
Tax benefits related to compensation expense	32	40	98	111
Unrecognized compensation expense related to non-vested stock options that will be recognized during future periods
Balance of Fiscal 2012	123		123
Fiscal 2013	403		403
Fiscal 2014	213		213
Fiscal 2015	90		90
Fiscal 2016	$ 12		$ 12

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Amount of unrecognized compensation expense related to non-vested stock options that will be recognized over remainder of the fiscal year following the latest fiscal year ended.

+ References

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Amount of unrecognized compensation expense related to non-vested stock options that will be recognized in the fifth fiscal year following the latest fiscal year.

+ References

No definition available.

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Amount of unrecognized compensation expense related to non-vested stock options that will be recognized in the fourth fiscal year following the latest fiscal year.

+ References

No definition available.

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Amount of unrecognized compensation expense related to non-vested stock options that will be recognized in the third fiscal year following the latest fiscal year.

+ References

No definition available.

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Amount of unrecognized compensation expense related to non-vested stock options that will be recognized in the second fiscal year following the latest fiscal year.

+ References

No definition available.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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