Accrued Liabilities (Details) - USD ($) $ in Thousands	Aug. 29, 2015	Nov. 29, 2014	Aug. 30, 2014	Nov. 30, 2013
Payables and Accruals [Abstract]
Accrued salaries, wages and commissions	$ 14,628	$ 29,621
Compensated absences	8,795	9,967
Accrued insurance liabilities	9,732	11,358
Warranties	7,748	9,405	$ 9,059	$ 1,599
Customer deposits	25,157	23,045
Other accrued liabilities	32,965	36,640
Accrued liabilities	99,025	120,036
Letters of credit outstanding, amount	$ 22,931	$ 33,359