Leases Lessee Lease Narrative (Details)	Jun. 28, 2020 number_of_restaurants
Lessee, Lease, Description
Number of restaurants	6,806
Entity Operated Units
Lessee, Lease, Description
Number of restaurants	358
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	146
Land And Building - Leased | Entity Operated Units
Lessee, Lease, Description
Number of restaurants	70