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Inventories, Net (Tables)
12 Months Ended
Dec. 31, 2023
Inventory Disclosure [Abstract]  
Schedule of Inventories by Major Class
The following table summarizes inventories by major class (in millions):
December 31,
20232022
Raw materials$129.9 $162.1 
Work in process50.4 57.9 
Finished goods160.0 180.0 
Supplies and other12.6 14.6 
Total inventories
$352.9 $414.6