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Inventories (Details) - USD ($)
$ in Millions
Sep. 30, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Finished goods $ 760.8 $ 641.3
Repair and replacement parts 697.1 652.3
Work in process 413.4 175.1
Raw materials 867.0 505.7
Inventories, net $ 2,738.3 $ 1,974.4