Note 2 - Interim Financial Presentation (Details) (USD $)	3 Months Ended		9 Months Ended
	Aug. 30, 2014	Aug. 31, 2013	Aug. 30, 2014	Aug. 31, 2013
Disclosure Text Block Supplement [Abstract]
Unrecognized Tax Benefits, Period Increase (Decrease)	$ 111	$ 221	$ 111	$ 221
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount			$ (190,000)
Income Tax Examination, Year under Examination			2012