XML 50 R39.htm IDEA: XBRL DOCUMENT v3.4.0.3
Inventories - Components of Inventories (Details) - USD ($)
$ in Millions
Mar. 31, 2016
Dec. 31, 2015
Inventory Disclosure [Abstract]    
Raw materials $ 272.0 $ 260.6
Work in process 12.0 14.2
Finished goods 190.6 189.7
Supplies and materials 217.9 212.3
Inventories $ 692.5 $ 676.8