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Inventories
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Inventories INVENTORIES
    Inventories at March 31, 2022 and December 31, 2021 were as follows (in millions):
March 31, 2022December 31, 2021
Finished goods$857.1 $718.2 
Repair and replacement parts747.0 697.8 
Work in process593.0 282.8 
Raw materials1,062.6 894.9 
Inventories, net$3,259.7 $2,593.7