Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Recent Accounting Pronouncements (Details)

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Basis of Presentation and Recent Accounting Pronouncements (Details)
4 Months Ended
Apr. 21, 2013
item
Apr. 15, 2012
Basis of Presentation and Recent Accounting Pronouncements    
Number of operating segments 1  
Number of reportable segments 1  
Length of reporting period 112 days 112 days
Company-owned operated restaurants
   
Basis of Presentation and Recent Accounting Pronouncements    
Number of restaurants 342  
Number of states in which restaurants are located 33  
Franchised restaurants
   
Basis of Presentation and Recent Accounting Pronouncements    
Number of restaurants 133  
Number of states in which restaurants are located 21  
Number of Canadian provinces in which restaurants are located 2