Property and Equipment

3 Months Ended

Mar. 31, 2013

Property, Plant and Equipment [Abstract]

Property and equipment are as follows (in thousands):



	March 31, 2013			December 31, 2012
Land	$	1,442		$	1,442
Buildings and leasehold improvements	19,263			18,520
Machinery, equipment and rental tools	54,869			54,279
Equipment in progress	10,909			9,382
Furniture and fixtures	1,354			1,358
Transportation equipment	5,479			5,136
Computer equipment and software	6,340			6,743
Property and equipment	99,656			96,860
Less accumulated depreciation	(42,498		)	(40,361		)
Property and equipment, net	$	57,158		$	56,499

Depreciation expense, including expense recorded in cost of revenue, totaled $2.5 million and $2.1 million for the three months ended March 31, 2013 and 2012, respectively.

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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