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Note 8 - Segment Information (Details) - Financial Information by Segments (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Jun. 30, 2012
Dec. 29, 2012
Segment Reporting Information [Line Items]          
Net sales to external customers $ 81,902 $ 80,410 $ 186,167 $ 176,783  
Income (loss) before income taxes (6,113) (8,306) (6,003) (9,439)  
Capital expenditures, net 5,209 4,525 9,016 8,304  
Depreciation and amortization 4,761 5,273 9,677 10,636  
Total Assets as of:          
Assets 168,587 205,947 168,587 205,947 192,102
Retail [Member]
          
Segment Reporting Information [Line Items]          
Net sales to external customers 80,395 78,989 183,326 174,189  
Income (loss) before income taxes (6,805) (8,973) (6,878) (10,438)  
Capital expenditures, net 5,164 4,492 8,943 8,257  
Depreciation and amortization 4,715 5,228 9,586 10,547  
Total Assets as of:          
Assets 159,111 193,660 159,111 193,660  
Commercial [Member]
          
Segment Reporting Information [Line Items]          
Net sales to external customers 750 705 1,223 1,081  
Income (loss) before income taxes 390 314 625 235  
Total Assets as of:          
Assets 6,460 9,609 6,460 9,609  
International Franchising [Member]
          
Segment Reporting Information [Line Items]          
Net sales to external customers 757 716 1,618 1,513  
Income (loss) before income taxes 302 353 250 764  
Capital expenditures, net 45 33 73 47  
Depreciation and amortization 46 45 91 89  
Total Assets as of:          
Assets $ 3,016 $ 2,678 $ 3,016 $ 2,678