The Company (Details)	Dec. 31, 2019 Restaurant Country restaurant_concept state Territory
Franchisor Disclosure [Line Items]
Number of restaurant concepts | restaurant_concept	2
IHOP
Franchisor Disclosure [Line Items]
Number of restaurants	1,841
Number of states in which entity operates | state	50
Number of territories in which entity operates | Territory	3
Number of countries in which entity operates | Country	13
IHOP | Franchised
Franchisor Disclosure [Line Items]
Number of restaurants	1,680
IHOP | Licensing Agreements
Franchisor Disclosure [Line Items]
Number of restaurants	161
Applebee's
Franchisor Disclosure [Line Items]
Number of restaurants	1,787
Number of states in which entity operates | state	50
Number of territories in which entity operates | Territory	2
Number of countries in which entity operates | Country	12
Applebee's | Franchised
Franchisor Disclosure [Line Items]
Number of restaurants	1,718
Applebee's | Licensing Agreements
Franchisor Disclosure [Line Items]
Number of restaurants	69