Inventories (Tables)

9 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Schedule of Inventories

The components of inventories were as follows (in millions):

	June 30, 2020			September 30, 2019
Finished goods and work in process	$	937.1		$	938.9
Raw materials		788.0			818.8
Spare parts and supplies		513.8			479.7
Inventories at FIFO cost		2,238.9			2,237.4
LIFO reserve		(101.2	)		(129.9	)
Net inventories	$	2,137.7		$	2,107.5