Discontinued Operations (Details) (USD $) In Thousands, unless otherwise specified	Dec. 01, 2012	Mar. 03, 2012
Summary balance sheets of discontinued businesses
Accounts payable and accrued liabilities	$ 345	$ 799
Long-term liabilities	$ 485	$ 520

Carrying value as of the balance sheet date of current obligations (due less than one year or one operating cycle, if longer) arising from the sale, disposal or planned sale in the near future (generally within one year) of a disposal group, including a component of the entity (discontinued operation).

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Carrying value of noncurrent obligations (due more than one year or one operating cycle, whichever is longer) relating to the sale, disposal or planned sale in the near future (generally within one year) of a disposal group, including a component of the entity (discontinued operation), as of the balance sheet date.

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