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Inventories
6 Months Ended
Jun. 30, 2017
Inventory Disclosure [Abstract]  
Inventories
INVENTORIES

Inventories at June 30, 2017 and December 31, 2016 were as follows (in millions):
 
June 30, 2017
 
December 31, 2016
Finished goods
$
744.1

 
$
589.3

Repair and replacement parts
578.9

 
532.5

Work in process
189.2

 
113.8

Raw materials
373.2

 
279.2

Inventories, net
$
1,885.4

 
$
1,514.8