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Debt - Schedule of Debt Summarized (Details) - USD ($) $ in Millions | Dec. 31, 2024 | Oct. 07, 2024 | Dec. 31, 2023 | Sep. 25, 2018
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Debt issuance costs | $ (23.5) |  | $ (24.3) |
Total debt | 1,089.3 |  | 1,104.6 |
Less: Current debt | (2.6) |  | (2.8) |
Long-term debt | 1,086.7 |  | 1,101.8 |
6.875% Senior unsecured notes due October 1, 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (percent) |  |  |  | 6.875%
8.000% Senior Unsecured Notes Due 2029 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (percent) |  | 8.00% |  |
Revolving facility - U.S. dollar borrowings | Revolving facility - U.S. dollar borrowings | Line of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, gross | 237.0 |  | 260.0 |
Term Loan | Term loan A facility | Line of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, gross | 83.3 |  | 84.3 |
Term Loan | Term loan B facility | Line of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, gross | 116.5 |  | 160.5 |
Term Loan | Delayed draw term loan | Line of Credit |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, gross | $ 270.1 |  | 273.2 |
Unsecured notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Decrease in fair value |  |  | 4.9 |
Unsecured notes | 6.875% Senior unsecured notes due October 1, 2026 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (percent) | 6.875% |  |  |
Discount |  |  | 3.2 |
Long-term debt, gross | $ 0.0 |  | 341.9 |
Unsecured notes | 8.000% Senior Unsecured Notes Due 2029 |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate (percent) | 8.00% |  |  |
Long-term debt, gross | $ 400.0 |  | 0.0 |
German loan agreement | German loan agreement |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt, gross | $ 5.9 |  | $ 9.0 |

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