Leases Lessee Lease Narrative (Details)	Jan. 03, 2021 number_of_restaurants
Lessee, Lease, Description
Number of restaurants	6,828
Entity Operated Units
Lessee, Lease, Description
Number of restaurants	361
Land And Building - Company Owned | Entity Operated Units
Lessee, Lease, Description
Number of restaurants	142
Building - Company Owned; Land - Leased | Entity Operated Units
Lessee, Lease, Description
Number of restaurants	149
Land And Building - Leased | Entity Operated Units
Lessee, Lease, Description
Number of restaurants	70