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Other Debt (Details) € in Millions, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2023 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2023 EUR (€)
Long-Term Debt
Loss on extinguishment of debt	$ 0.0	$ 0.0	$ 1.1	$ 0.0	$ 0.2	$ 9.3	$ 7.7	$ 0.0	$ 1.1	$ 17.2	$ 0.0
Long-term debt	364.6				498.7				364.6	498.7
European Line of Credit | Foreign line of credit
Long-Term Debt
Maximum borrowing capacity	33.1								33.1			€ 30
Long-term debt	$ 17.6				$ 3.7				$ 17.6	$ 3.7
Euribor rate | European Line of Credit | Foreign line of credit
Long-Term Debt
Interest rate basis (as a percent)									1.25%

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