Inventories

9 Months Ended

Sep. 30, 2015

Inventory Disclosure [Abstract]

Inventories

Inventories

Inventories are valued at the lower of cost, as determined by the first-in, first-out ("FIFO") method, or market.  Inventory values using the FIFO method of accounting approximate replacement cost.  Inventories are summarized as follows:

(in millions)	September 30, 2015		December 31, 2014
Raw materials and supplies	$	172.5	$	193.9
Work in process and finished goods	365.7		381.9
Total inventories	$	538.2	$	575.8