v3.25.4
Comprehensive Income - Schedule of Components of Other Comprehensive Income (Loss) and Income Tax Expense (Benefit) Allocated to Each Component (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Accumulated Other Comprehensive Income Loss [Line Items]      
Other comprehensive income (loss), Before Tax Amount $ 85.2 $ (4.9) $ 6.9
Other comprehensive income (loss), Income Tax Expense 22.9 (0.9) 1.6
Other comprehensive income (loss), net of tax 62.3 (4.0) 5.3
Translation Adjustments      
Accumulated Other Comprehensive Income Loss [Line Items]      
Other comprehensive income (loss), Before Tax Amount 1.2 (1.3) 1.1
Other comprehensive income (loss), Income Tax Expense 0.0 0.0 0.0
Other comprehensive income (loss), net of tax 1.2 (1.3) 1.1
Pension Plan Settlement Charge      
Accumulated Other Comprehensive Income Loss [Line Items]      
Other comprehensive income (loss), Before Tax Amount 82.8 0.0 0.0
Other comprehensive income (loss), Income Tax Expense 22.5 0.0 0.0
Other comprehensive income (loss), net of tax 60.3 0.0 0.0
Adjustment for Net Periodic Pension and Other Postretirement Benefits Plans      
Accumulated Other Comprehensive Income Loss [Line Items]      
Other comprehensive income (loss), Before Tax Amount 1.2 (3.6) 5.8
Other comprehensive income (loss), Income Tax Expense 0.4 (0.9) 1.6
Other comprehensive income (loss), net of tax $ 0.8 $ (2.7) $ 4.2