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Accrued Liabilities - Components of Accrued Liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Accrued Liabilities, Current [Abstract]    
Compensation and benefits $ 157.1 $ 126.5
Customer volume discounts and rebates 36.9 27.1
Medical insurance and workers’ compensation 26.9 25.5
Franchise, property, sales and use taxes 17.6 16.5
Environmental liabilities and asset retirement obligations 4.0 4.6
Severance, retention, and relocation 2.7 4.1
Other 9.8 11.9
Total $ 255.0 $ 216.2