Property and Equipment (Tables)

3 Months Ended

Mar. 31, 2016

Property, Plant and Equipment [Abstract]

Components of property and equipment

Property and equipment are as follows (in thousands):

	March 31, 2016			December 31, 2015
Land	$	6,907		$	7,145
Buildings and leasehold improvements	34,650			34,351
Machinery, equipment and rental tools	73,906			85,611
Equipment in progress	13,513			12,304
Furniture and fixtures	2,706			2,749
Transportation equipment	7,208			7,462
Computer equipment and software	11,309			11,382
Property and equipment	150,199			161,004
Less accumulated depreciation	(71,862		)	(69,091		)
Property and equipment, net	$	78,337		$	91,913