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Inventories, Net (Details) - USD ($)
$ in Millions
Sep. 30, 2023
Dec. 31, 2022
Inventory Disclosure [Abstract]    
Raw materials $ 145.9 $ 162.1
Work in process 57.1 57.9
Finished goods 152.7 180.0
Supplies and other 8.9 14.6
Total inventories $ 364.6 $ 414.6