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)
3 Months Ended 4 Months Ended 9 Months Ended
Oct. 06, 2013
Jul. 14, 2013
Sep. 30, 2012
Jul. 08, 2012
Apr. 21, 2013
Apr. 15, 2012
Oct. 06, 2013
item
Sep. 30, 2012
Basis of Presentation and Recent Accounting Pronouncements                
Number of operating segments             1  
Number of reportable segments             1  
Length of reporting period 84 days 84 days 84 days 84 days 112 days 112 days 280 days 280 days
Company-owned operated restaurants
               
Basis of Presentation and Recent Accounting Pronouncements                
Number of restaurants 350           350  
Number of states in which restaurants are located 33           33  
Franchised restaurants
               
Basis of Presentation and Recent Accounting Pronouncements                
Number of restaurants 135           135  
Number of states in which restaurants are located 21           21  
Number of Canadian provinces in which restaurants are located 2           2