Guarantees and Other Commitments and Contingencies Franchisee Image Activation Programs (Details)		12 Months Ended
	Feb. 28, 2023	Dec. 31, 2023
Maximum | 2023 New Build Incentive Program
Other commitments
Years of reduction in royalty payment attributable to new builds	3 years
Maximum | 2021 New Build Incentive Program
Other commitments
Years of reduction in royalty payment attributable to new builds		2 years
Maximum | Remodel Incentive Program
Other commitments
Years of early franchise agreement renewal attributable to incentive program		25
Minimum | Remodel Incentive Program
Other commitments
Years of early franchise agreement renewal attributable to incentive program		20