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Note 9 - Earnings Per Share (Details) - Antidilutive Securities
3 Months Ended 6 Months Ended
May 31, 2014
Jun. 01, 2013
May 31, 2014
Jun. 01, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities 219,839 483,795 273,839 483,795
Equity Option [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities 207,500 472,500 207,500 472,500
Restricted Stock [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities 12,339 11,295 66,339 11,295