v3.26.1
Segments - Reconciliation of Reportable Segment Adjusted EBITDA to Income Before Income Tax Expense (Detail) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Reconciliation of reportable segment Adjusted EBITDA to income before income tax expense:    
Total reportable segment Adjusted EBITDA $ 301.9 $ 294.8
Less:    
Depreciation expense 58.5 51.5
Unallocated general and administrative expenses 2.1 2.5
Interest expense, net 55.4 56.4
Income before income tax expense $ 185.9 $ 184.4