Debt - Schedule of Debt Summarized (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Debt	$ 1,298.8
Debt issuance costs and discounts	(17.9)	$ (4.6)
Total debt	1,280.9	593.3
Less: Current debt	(18.3)	(2.8)
Long-term debt	1,262.6	590.5
Revolving credit facility \| Revolving credit facility - U.S. dollar borrowings \| Revolving Credit Facility
Debt Instrument [Line Items]
Debt	388.0	50.0
Term loan facility \| Term loan A facility
Debt Instrument [Line Items]
Debt	194.5	195.5
Term loan facility \| Term loan B facility
Debt Instrument [Line Items]
Debt	$ 350.0	0.0
Unsecured Debt \| 6.875% senior unsecured notes due October 1, 2026, net of discount of $5.6 million and $6.1 million at June 30, 2021 and December 31, 2020, respectively
Debt Instrument [Line Items]
Interest rate (percent)	6.875%
Discount	$ 5.6	6.1
Debt	344.4	343.9
French employee profit sharing
Debt Instrument [Line Items]
Debt	3.9	5.0
Finance lease obligations
Debt Instrument [Line Items]
Finance lease obligations	$ 18.0	$ 3.5

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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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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Present value of lessee's discounted obligation for lease payments from finance lease.

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Amount of long-term debt and lease obligation, classified as noncurrent.

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