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

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