Note 11 - Asset Disposition and Accured Lease Exit Costs (Details) - Activity Related to Our Accrued Lease Exit Costs (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Aug. 30, 2014	Nov. 30, 2013
Activity Related to Our Accrued Lease Exit Costs [Abstract]
Accrued lease exit costs	$ 483	$ 907
Current portion included in other accrued liabilities	140
Long-term portion included in other long-term liabilities	343
	483
Payments on unexpired leases	(456)
Accretion of interest on obligations and other	$ 32