CONSOLIDATED CONDENSED FINANCIAL STATEMENTS (Details 1) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Aug. 27, 2011 years segments	Nov. 27, 2010
Schedule Consolidated Condensed Financial Disclosures [Line Items]
Number of segments	3
Restricted cash, noncurrent	$ 2,278	$ 2,016
Raw materials	76,764	67,011
Work in process	33,221	26,219
Finished products	99,716	89,154
Inventories	$ 209,701	$ 182,384

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

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