Inventories (Tables)

9 Months Ended

Sep. 30, 2016

Inventory Disclosure [Abstract]

Schedule of inventories

Inventories consisted of the following:

	September 30, 2016		December 31, 2015
	(in millions)
Finished goods	$	8.7	$	7.2
Raw materials, spare parts and supplies	1.4		3.5
Total	$	10.1	$	10.7