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INVENTORIES (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Inventory Disclosure [Abstract]      
Finished goods $ 342.7   $ 331.6
Work in process 49.0   49.6
Raw materials and supplies 367.3   334.9
LIFO reserve 82.2   82.2
Total inventories, net $ 676.8   $ 633.9
Percentage of LIFO inventory 40.00%   50.00%
LIFO expense $ 0.0 $ 6.0