Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2016

Property and Equipment

Schedule of components of property and equipment

Property and equipment consist of the following (dollars in thousands):

	Estimated
	Useful Lives	December 31,
	in Years	2016		2015
Land	—	$	2,745	$	2,745
Transportation equipment	1 - 7		74,137		64,951
Machinery and equipment	1 - 20		27,843		25,118
Computer and telephone equipment	1 - 10		20,791		21,141
Buildings and leasehold improvements	1 - 40		35,166		30,319
Furniture and fixtures	1 - 17		4,224		4,181
Construction in progress	—		425		—
			165,331		148,455
Less—Accumulated depreciation			(97,136)		(87,642)
Property and equipment, net		$	68,195	$	60,813