v3.26.1
Goodwill and Other Intangible Assets - Schedule of Finite-Lived Assets (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Mar. 31, 2025
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 3,420.3 $ 47.5
Accumulated Amortization (205.8) (20.9)
Net Carrying Amount 3,214.5 26.6
Customer Relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 2,880.3 47.5
Accumulated Amortization (165.8) (20.9)
Net Carrying Amount $ 2,714.5 $ 26.6
Customer Relationships | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Lives in Years 2 years 2 years
Customer Relationships | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Lives in Years 18 years 13 years
Trade names    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 330.0  
Accumulated Amortization (19.6)  
Net Carrying Amount $ 310.4  
Trade names | Minimum    
Finite-Lived Intangible Assets [Line Items]    
Lives in Years 5 years  
Trade names | Maximum    
Finite-Lived Intangible Assets [Line Items]    
Lives in Years 15 years  
Technology    
Finite-Lived Intangible Assets [Line Items]    
Lives in Years 10 years  
Gross Carrying Amount $ 210.0  
Accumulated Amortization (20.4)  
Net Carrying Amount $ 189.6