Property and Equipment (Tables)

9 Months Ended

Sep. 30, 2015

Property, Plant and Equipment [Abstract]

Components of property and equipment

Property and equipment are as follows (in thousands):

	September 30, 2015			December 31, 2014
Land	$	7,145		$	6,780
Buildings and leasehold improvements	34,349			33,765
Machinery, equipment and rental tools	83,864			80,731
Equipment in progress	6,447			7,299
Furniture and fixtures	2,658			2,528
Transportation equipment	7,426			6,566
Computer equipment and software	10,519			7,605
Property and equipment	152,408			145,274
Less accumulated depreciation	(66,573		)	(59,163		)
Property and equipment, net	$	85,835		$	86,111