v3.26.3
Intangible Assets, net and Goodwill - Schedule of Intangible Assets, Net (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Intangible Asset, Finite-Lived [Line Items]    
Gross $ 1,107 $ 1,163
Accumulated Amortization (550) (515)
Net 557 648
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived intangible assets: 10,323 10,542
Intangible assets, net 10,880 11,190
Trade Names | Tim Hortons brand    
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived intangible assets: 6,029 6,224
Trade Names | Burger King brand    
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived intangible assets: 2,123 2,147
Trade Names | Popeyes brand    
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived intangible assets: 1,355 1,355
Trade Names | FHS    
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived intangible assets: 816 816
Franchise agreements    
Intangible Asset, Finite-Lived [Line Items]    
Gross 721 732
Accumulated Amortization (430) (413)
Net 291 319
Reacquired franchise rights    
Intangible Asset, Finite-Lived [Line Items]    
Gross 324 368
Accumulated Amortization (72) (56)
Net 252 312
Favorable leases    
Intangible Asset, Finite-Lived [Line Items]    
Gross 62 63
Accumulated Amortization (48) (46)
Net $ 14 $ 17