Inventories

6 Months Ended

Mar. 31, 2017

Inventory Disclosure [Abstract]

Inventories

6. INVENTORIES

The components of inventories are as follows:

	31 March			30 September
	2017			2016
Finished goods	$	131.1		$	131.3
Work in process	17.4			18.3
Raw materials, supplies and other	189.4			117.1
	$	337.9		$	266.7
Less: Excess of FIFO cost over LIFO cost	(15.1		)	(11.7		)
Inventories	$	322.8		$	255.0

First-in, first-out (FIFO) cost approximates replacement cost.