XML 56 R46.htm IDEA: XBRL DOCUMENT v3.8.0.1
Inventories (Details) - USD ($)
$ in Millions
Sep. 30, 2017
Dec. 31, 2016
Inventory Disclosure [Abstract]    
Raw materials $ 53.7 $ 40.9
Work in process 23.0 23.9
Finished goods 58.1 44.9
Supplies and other 9.1 9.7
Total $ 143.9 $ 119.4