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v3.25.1

Senior Secured Credit Facilities Narrative (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2025 | Dec. 31, 2024
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 925.0 |  |  |
Payments of Debt Issuance Costs | 11.6 | $ 0.0 |  |
Debt refinancing and redemption costs | 3.3 | $ 0.0 |  |
Dowlais Group plc | Forecast [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  | $ 1,495.0 |
Incremental Term Loan B | Dowlais Group plc | Forecast [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Secured Debt |  |  | 843.0 |
First Lien Bridge Credit Agreement | Dowlais Group plc | Forecast [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Secured Debt |  |  | 843.0 |
Second Lien Bridge Credit Agreement | Dowlais Group plc | Forecast [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Secured Debt |  |  | $ 500.0 |
Term Loan B [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Secured Debt | 648.0 |  |  | $ 648.0
Multi Currency Credit Facility Member |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Line of Credit Facility, Current Borrowing Capacity | 897.1 |  |  |
Letters of Credit Outstanding, Amount | 27.9 |  |  |
Secured Debt [Member] | Term Loan B [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Repayments of Secured Debt | $ 11.8 |  |  |

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