Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Line Items]

Property, Plant and Equipment [Table Text Block]

Depreciation is computed using the straight-line method over management’s estimated useful lives of the related assets, except for automotive equipment, which is depreciated using a declining-balance method. The estimated useful lives are as follows:

	Years
Building and building improvements	15-40
Pipelines, tanks and terminals	15-40
Asset retirement obligation assets	15-50
Other equipment	3-15

Property, plant and equipment, at cost, consist of the following (in thousands):

	December 31,
	2015			2014
Land and land improvements	$	4,253		$	2,953
Building and building improvements	1,886			1,169
Pipelines, tanks and terminals	299,101			268,339
Asset retirement obligation assets	2,073			2,073
Other equipment	4,270			3,764
Construction in process	14,064			29,790
	325,647			308,088
Less: accumulated depreciation	(71,799		)	(53,309		)
	$	253,848		$	254,779

Property, plant and equipment, accumulated depreciation and depreciation expense by reporting segment as of and for the years ended December 31, 2015 and 2014 are as follows (in thousands):

	As of and For the Year Ended December 31, 2015
	Pipelines and Transportation			Wholesale Marketing and Terminalling			Consolidated
Property, plant and equipment	$	266,169		$	59,478		$	325,647
Less: Accumulated depreciation	(50,542		)	(21,257		)	(71,799		)
Property, plant and equipment, net	$	215,627		$	38,221		$	253,848
Depreciation expense	$	15,011		$	3,618		$	18,629

	As of and For the Year Ended December 31, 2014
	Pipelines and Transportation			Wholesale Marketing and Terminalling			Consolidated
Property, plant and equipment	$	242,490		$	65,598		$	308,088
Less: Accumulated depreciation	(36,776		)	(16,533		)	(53,309		)
Property, plant and equipment, net	$	205,714		$	49,065		$	254,779
Depreciation expense	$	10,712		$	3,247		$	13,959