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Inventories
9 Months Ended
Jun. 30, 2020
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories consist of (in millions):
 
June 30,
2020
 
September 30,
2019
Finished goods
$
303.5

 
$
223.7

Work in process
180.0

 
178.4

Raw materials
191.3

 
173.6

Inventories
$
674.8

 
$
575.7