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Inventories (Tables)
6 Months Ended
Jun. 30, 2016
Inventory Disclosure [Abstract]  
Inventories
Inventories consist of the following (in millions):
 
June 30,
2016
 
December 31,
2015
Finished goods
$
186.0

 
$
223.1

Raw materials and supplies
54.9

 
52.2

Total inventories
$
240.9

 
$
275.3