Description of Business and Organization - Additional Information (Details)	Dec. 31, 2023 restaurant country
Basis of Presentation [Line Items]
Number of restaurants in operation	31,070
Number of countries and territories in which company and franchise restaurants operated (more than) | country	120
Tim Hortons brand
Basis of Presentation [Line Items]
Number of restaurants in operation	5,833
Burger King brand
Basis of Presentation [Line Items]
Number of restaurants in operation	19,384
Popeyes brand
Basis of Presentation [Line Items]
Number of restaurants in operation	4,571
FHS segment
Basis of Presentation [Line Items]
Number of restaurants in operation	1,282