ACCOUNTS PAYABLE, ACCRUED LIABILITIES AND GUARANTEES (Details 1) (USD $) In Thousands	Aug. 27, 2011	Nov. 27, 2010
Accounts Payable and Accrued Liabilities [Line Items]
Accounts payable	$ 67,218	$ 64,630
Accrued salaries, wages and commissions	19,594	31,497
Compensated absences	8,511	8,172
Accrued insurance liabilities	11,899	11,473
Customer deposits	8,951	7,732
Other accrued liabilities	37,154	36,702
Accounts payable and accrued liabilities	153,327	160,206
Letters of Credit Outstanding, Amount	$ 25,836	$ 23,189