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Basis of Presentation (Details)
Dec. 29, 2020
restaurant
item
Dec. 31, 2019
item
restaurant
Description of Business    
Number of states in which restaurants operate | item 49 49
Number of countries in which restaurants operate | item 10 10
Percentage Of Restaurants With Dining Rooms Operating Under Various Limited Capacity Restrictions 82.00%  
Company    
Description of Business    
Number of restaurants 537 514
Company | Wholly-owned    
Description of Business    
Number of restaurants 517 494
Company | Majority-owned    
Description of Business    
Number of restaurants 20 20
Franchise    
Description of Business    
Number of restaurants 97 97
Franchise | Domestic    
Description of Business    
Number of restaurants 69 69
Franchise | International    
Description of Business    
Number of restaurants 28 28