v3.26.1
Goodwill and Other Intangible Assets - Schedule of Goodwill and Intangible Assets (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Sep. 30, 2025
Dec. 31, 2024
Goodwill [Line Items]        
Goodwill [1] $ 1,539.4 $ 1,544.6    
Finite-lived:        
Gross 855.9 858.5    
Accumulated Amortization 583.7 579.1 $ 583.7 $ 579.1
Net 272.2 279.4    
Indefinite-lived:        
Gross 150.7 150.7    
Total intangible assets        
Gross 1,006.6 1,009.2    
Accumulated Amortization 583.7 579.1    
Net 422.9 430.1    
Tradenames        
Indefinite-lived:        
Gross [2] 52.0 52.0    
Reacquired franchise rights        
Indefinite-lived:        
Gross [3] 98.7 98.7    
Customer relationships        
Finite-lived:        
Gross 830.6 833.2    
Accumulated Amortization 560.6 556.1    
Net 270.0 277.1    
Other        
Finite-lived:        
Gross 25.3 25.3    
Accumulated Amortization 23.1 23.0    
Net $ 2.2 $ 2.3    
[1] Balances were net of accumulated impairment loss of $807.4 as of both March 31, 2026 and December 31, 2025.
[2] Balances were net of accumulated impairment loss of $139.5 as of both March 31, 2026 and December 31, 2025.
[3] Balances were net of accumulated impairment loss of $30.6 as of both March 31, 2026 and December 31, 2025.