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INVENTORIES (Tables)
12 Months Ended
Dec. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of inventories
Inventories consist of the following (in millions):
 
December 31,
 
2017
 
2016
Finished equipment
$
419.6

 
$
334.7

Replacement parts
163.3

 
144.9

Work-in-process
165.6

 
175.4

Raw materials and supplies
221.1

 
198.8

Inventories
$
969.6

 
$
853.8