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No definition available.

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Amount, after accumulated amortization, of debt discount.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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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