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Inventories, net
 6 Months Ended
Jun. 30, 2018
Inventory, Net, Items Net of Reserve Alternative [Abstract]  
Inventories, net
Inventories, net
 
 
Inventories, net are composed of the following (in millions):
 
June 30, 2018

December 31, 2017

Raw material
$
229.8

$
190.0

Work-in-process
116.1

115.8

Finished goods
402.1

390.5

 
748.0

696.3

Excess of FIFO over LIFO cost basis
(61.3
)
(61.6
)
TOTAL
$
686.7

$
634.7