Inventories (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Inventory Disclosure [Abstract]
Finished goods	$ 422.6	$ 509.4
Work in process	11.0	9.6
Raw materials and repair parts	410.7	314.2
Total	844.3	833.2
Excess of current cost over last-in, first-out cost	(139.5)	(134.1)
Total inventories, net	704.8	699.1
Pre-tax gain on LIFO inventory liquidations	0.2
Reserve balance obsolete and slow moving inventories	$ 55.8	$ 40.2