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Inventories
12 Months Ended
Sep. 30, 2022
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories consist of (in millions):
 September 30,
 20222021
Finished goods$325.0 $287.0 
Work in process317.3 229.3 
Raw materials411.9 281.8 
Inventories$1,054.2 $798.1