Property, Plant and Equipment (Tables)

9 Months Ended

Sep. 30, 2017

Property, Plant and Equipment [Abstract]

Components of property, plant and equipment

The components of Property, plant and equipment, net are as follows:

(in thousands)	September 30, 2017		December 31, 2016		September 30, 2016
Land	$	23,342	$	30,672	$	28,473
Land improvements and leasehold improvements	71,559		79,631		82,908
Buildings and storage facilities	298,951		322,856		319,950
Machinery and equipment	384,422		392,418		393,178
Construction in progress	7,703		12,784		21,284
	785,977		838,361		845,793
Less: accumulated depreciation	366,629		388,309		385,546
	$	419,348	$	450,052	$	460,247

Components of railcar assets leased to others

The components of Rail Group assets leased to others are as follows:

(in thousands)	September 30, 2017		December 31, 2016		September 30, 2016
Rail Group assets leased to others	$	484,214	$	431,571	$	438,211
Less: accumulated depreciation	106,821		104,376		103,810
	$	377,393	$	327,195	$	334,401