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Property, Plant and Equipment (Tables)
 6 Months Ended
Jun. 30, 2017
Property, Plant and Equipment [Abstract]  
Components of Property, Plant and Equipment
Property, plant and equipment consist of the following as of the dates indicated:
 
 
 
Depreciable
Life
 
June 30, 2017
 
December 31, 2016
Land
 
—

 
$
2.0

 
$
2.0

Building and improvements
 
10 - 40 years

 
30.3

 
29.6

Pipeline and equipment (1)
 
10 - 30 years

 
899.9

 
895.7

Other
 
5 - 25 years

 
17.5

 
16.9

 
 
 
 
949.7

 
944.2

Accumulated depreciation and amortization (2)
 
 
 
(372.6
)
 
(354.8
)
 
 
 
 
577.1

 
589.4

Construction in progress
 
 
 
37.2

 
21.2

Property, plant and equipment, net
 
 
 
$
614.3

 
$
610.6


(1) As of June 30, 2017, includes cost of $163.4 million related to assets under operating lease (as lessor), which commenced in May 2017. As of June 30, 2017 and December 31, 2016, includes cost of $22.8 million related to assets under capital lease (as lessee).
(2) As of June 30, 2017, includes accumulated depreciation of $30.5 million related to assets under operating lease (as lessor), which commenced in May 2017. As of June 30, 2017 and December 31, 2016, includes accumulated depreciation of $2.3 million and $1.6 million, respectively, related to assets under capital lease (as lessee).