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Property, Plant and Equipment
3 Months Ended
Mar. 31, 2018
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, Plant and Equipment
Property, plant and equipment consisted of the following:
(in Millions)
March 31, 2018
 
December 31, 2017
Property, plant and equipment
$
1,490.7

 
$
1,461.1

Accumulated depreciation
(460.3
)
 
(435.9
)
Property, plant and equipment, net
$
1,030.4


$
1,025.2