Note 13 - Asset Disposition, Impairment Charges and Accured Lease Exit Costs, and Income from CDSOA (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended	9 Months Ended
	Aug. 29, 2015	Aug. 30, 2014	Aug. 29, 2015	Aug. 29, 2015	Aug. 30, 2014	Mar. 12, 2015
Sugarland Real Estate [Member]
Impairment of Real Estate				$ 182
Leasehold Improvements [Member]
Asset Impairment Charges				106
Employee Severance [Member]
Restructuring Charges				449
Payments for Restructuring			$ 254
Restructuring Reserve, Current	$ 195		$ 195	195
Disposal Group, Including Discontinued Operation, Assets						$ 2,835
Gain (Loss) on Contract Termination				(419)
Asset Impairment Charges				106
Restructuring Charges				449
Income from Continued Dumping and Subsidy Offset Act				$ 1,066