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Goodwill and Other Intangible Assets - Additional Information (Details)
$ in Thousands
3 Months Ended 8 Months Ended
Sep. 08, 2020
USD ($)
Sep. 10, 2019
USD ($)
Sep. 08, 2020
USD ($)
Sep. 10, 2019
USD ($)
location
Dec. 31, 2019
USD ($)
Finite-Lived Intangible Assets [Line Items]          
Impairment of goodwill $ 0 $ 0 $ 87,277 $ 0  
Impairment of trademarks 0 0 11,900 0  
Intangible assets, net 10,202   10,202   $ 10,827
Indefinite-lived Intangible Assets, Written off Related to Sale of Business Unit     300    
Franchise rights          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, net 7,877   7,877   $ 8,833
Trademarks          
Finite-Lived Intangible Assets [Line Items]          
Impairment of trademarks     11,900    
One Franchise Location | Franchise rights          
Finite-Lived Intangible Assets [Line Items]          
Intangibles reclassified       500  
Favorable lease assets write-off       $ 11  
Number of franchised restaurants acquired | location       4  
Number of franchise restaurants closed | location       1  
Sale of company-operated restaurants          
Finite-Lived Intangible Assets [Line Items]          
Intangible assets, net $ 500 $ 1,000 $ 500 $ 1,000