Inventories (Tables)

3 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

The components of inventories are as follows:

	31 December			30 September
	2017			2017
Finished goods	$	135.1		$	120.0
Work in process	17.8			15.7
Raw materials, supplies and other	218.6			223.0
Total FIFO cost	$	371.5		$	358.7
Less: Excess of FIFO cost over LIFO cost	(24.1		)	(23.3		)
Inventories	$	347.4		$	335.4