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Pension and Other Post-retirement Benefits - Narrative (Details) employee in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 USD ($) plan | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 | Mar. 01, 2023 employee
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Percentage match of the first one percent of contributions made by participating employees | 100.00% |  |  |  |
Percentage match of the next five percent of contributions made by participating employees | 50.00% |  |  |  |
Percentage of the pension plan liability (over) |  |  |  | 95.00% |
Number of employees the annuity plan covers | employee |  |  |  |  | 7
Pension settlement (income) expense | $ 0 | $ (900,000) | $ 417,300,000 |  |
Pension settlement non-cash taxes | 0 | 200,000 | (167,700,000) |  |
Pension assets | $ 18,600,000 | 20,300,000 |  |  |
Medical and life insurance maximum participant coverage age, in years | 65 years |  |  |  |
Other comprehensive loss for after tax adjustment for additional minimum pension liability | $ 1,500,000 | 1,400,000 | (284,100,000) |  |
Less: Corporate Expenses |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Pension settlement (income) expense |  | (200,000) | 70,500,000 |  |
North America | Operating Segments |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Pension settlement (income) expense |  | (700,000) | 346,800,000 |  |
Minimum | Debt securities |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Target allocation to equity managers | 30.00% |  |  |  |
Maximum | Debt securities |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Target allocation to equity managers | 60.00% |  |  |  |
The Plan |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Employer contributions | $ 0 |  |  |  |
Expected employer contributions next year | 0 |  |  |  |
Defined Benefit Plan, Pension Plan Terminated in Prior Year |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Pension assets | 15,600,000 |  |  |  |
Pension Benefits |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Settlement of plan liabilities through lump-sum payments |  |  | 169,000,000 |  |
Settlement of plan liabilities through the purchase of annuities |  |  | 463,000,000 |  |
Pension settlement (income) expense |  |  | 417,300,000 |  |
Pension settlement non-cash taxes |  |  | $ 167,700,000 |  |
Employer contributions | $ 500,000 | 500,000 |  |  |
Foreign plan | Pension Benefits |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |
Number of plans | plan | 2 |  |  |  |
Liability on foreign pension plan | $ 300,000 | $ 300,000 |  |  |

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