Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Recent Accounting Pronouncements - Additional Information (Details)

v3.10.0.1
Basis of Presentation and Recent Accounting Pronouncements - Additional Information (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 09, 2017
USD ($)
Jul. 15, 2018
state
province
restaurant
segment
Jul. 09, 2017
USD ($)
Franchisor Disclosure [Line Items]      
Number of operating segments | segment   1  
Number of reportable segments | segment   1  
Selling, General and Administrative Expense | Adjustments      
Franchisor Disclosure [Line Items]      
Local marketing costs | $ $ 2.7   $ 5.3
Other Operating | Adjustments      
Franchisor Disclosure [Line Items]      
Local marketing costs | $ $ (2.7)   $ (5.3)
Company-owned operated restaurants      
Franchisor Disclosure [Line Items]      
Number of restaurants | restaurant   484  
Number of states in which restaurants are located | state   44  
Number of Canadian provinces in which restaurants are located | province   2  
Franchised restaurants      
Franchisor Disclosure [Line Items]      
Number of restaurants | restaurant   88  
Number of states in which restaurants are located | state   16