Note 7 - Property and Equipment, Net (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended 3 Months Ended
Sep. 28, 2014
Dec. 29, 2013
Dec. 28, 2014
Dec. 29, 2013
Dec. 30, 2012
Dec. 28, 2014
Note 7 - Property and Equipment, Net (Details) [Line Items]            
Asset Impairment Charges $ 15,300 $ 3,300 $ 0 $ 0 $ 3,262  
Impairment of Long-Lived Assets to be Disposed of         395  
Leasehold Improvements [Member]            
Note 7 - Property and Equipment, Net (Details) [Line Items]            
Asset Impairment Charges       2,100    
Impairment of Long-Lived Assets Held-for-use         4,700  
Mitchell's Restaurants [Member]            
Note 7 - Property and Equipment, Net (Details) [Line Items]            
Asset Impairment Charges 8,000          
Mitchell's Restaurants [Member]            
Note 7 - Property and Equipment, Net (Details) [Line Items]            
Asset Impairment Charges     15,295 2,512    
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax     $ (1,825)     $ (1,825)