v3.26.3
Debt - Debt and Average Interest Rates on Debt Outstanding (Detail) - USD ($)
Sep. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Debt, gross $ 1,500,700,000  
Unamortized debt issuance costs and discounts (16,600,000) $ (14,100,000)
Total debt $ 1,484,100,000 1,638,600,000
Line of Credit | Revolving Credit Facility    
Debt Instrument [Line Items]    
Average interest rate as of September 30, 2026 4.972%  
Debt, gross $ 200,700,000 277,700,000
Credit facility maximum borrowing capacity $ 900,000,000.0  
Term Loans | 4-year Term Loan Facility    
Debt Instrument [Line Items]    
Average interest rate as of September 30, 2026 4.945%  
Debt, gross $ 500,000,000.0 0
Debt, principal amount 500,000,000.0  
Term Loans | 5-year Term Loan Facility    
Debt Instrument [Line Items]    
Debt, gross $ 0 575,000,000.0
Senior Notes | Senior Notes 4.500% Due 2029    
Debt Instrument [Line Items]    
Average interest rate as of September 30, 2026 4.50%  
Debt, gross $ 400,000,000.0 400,000,000.0
Senior Notes | Senior Notes 5.900%    
Debt Instrument [Line Items]    
Average interest rate as of September 30, 2026 5.90%  
Debt, gross $ 400,000,000.0 $ 400,000,000.0