Inventories (Tables)

9 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventories are as follows:

	30 June			30 September
	2017			2016
Finished goods	$	113.2		$	131.3
Work in process	15.0			18.3
Raw materials, supplies and other	180.2			117.1
Total FIFO cost	$	308.4		$	266.7
Less: Excess of FIFO cost over LIFO cost	(15.1		)	(11.7		)
Inventories	$	293.3		$	255.0