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Inventories (Tables)
9 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventory
The components of inventories are as follows:
30 June30 September
20212020
Finished goods$151.3 $134.5 
Work in process25.6 21.3 
Raw materials, supplies and other270.3 249.0 
Inventories$447.2 $404.8