Description of Business (Details)	Mar. 24, 2020 restaurant state	Mar. 26, 2019 restaurant state
Franchisor Disclosure [Line Items]
Number of states in which entity operates | state	15	14
Entity Operated Units
Franchisor Disclosure [Line Items]
Number of restaurants	296	312
Franchised Units
Franchisor Disclosure [Line Items]
Number of restaurants	300	271
Franchised Units | GUAM
Franchisor Disclosure [Line Items]
Number of restaurants	1	1