Inventories (Tables)

6 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

Components of Inventory

Inventories are stated at the lower of cost or net realizable value. The components of inventories were as follows:

(in millions of dollars)	June 30, 2017		December 31, 2016
Raw materials	$	44.0	$	30.3
Work in process	4.5		3.0
Finished goods	283.9		176.7
Total inventories	$	332.4	$	210.0