Property and Equipment

3 Months Ended

Mar. 31, 2021

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and Equipment

The historical costs of our property and equipment and related accumulated depreciation and amortization balances were as follows at the dates indicated (in thousands):

	Estimated
	Useful Life	March 31,		December 31,
	in Years	2021		2020
Tractors and trailers	5 – 6	$	101,535	$	101,813
Field equipment	2 – 5	22,318		22,139
Finance lease ROU assets (1)	3 – 6	22,357		20,266
Pipeline and related facilities	20 – 25	21,275		21,265
Linefill and base gas (2)	N/A	3,333		3,333
Buildings	5 – 39	14,977		14,977
Office equipment	2 – 5	1,905		1,893
Land	N/A	1,790		1,790
Construction in progress	N/A	716		1,626
Total		190,206		189,102
Less accumulated depreciation and amortization		(99,563)		(94,968)
Property and equipment, net		$	90,643	$	94,134

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(1)Our finance lease right-of-use (“ROU)” assets arise from leasing arrangements for the right to use various classes of underlying assets including tractors, trailers, a tank storage and throughput arrangement and office equipment (see Note 13 for further information). Accumulated amortization of the assets presented as “Finance lease ROU assets” was $6.2 million and $5.0 million at March 31, 2021 and December 31, 2020, respectively.

(2)Linefill and base gas represents crude oil in the VEX pipeline and storage tanks we own, and the crude oil is recorded at historical cost.

Components of depreciation and amortization expense were as follows for the periods indicated (in thousands):

	Three Months Ended
	March 31,
	2021		2020
Depreciation and amortization, excluding amounts under finance leases	$	3,913	$	3,920
Amortization of property and equipment under finance leases	1,140		553
Total depreciation and amortization	$	5,053	$	4,473