Property, Plant and Equipment (Tables)

6 Months Ended

Jun. 30, 2013

Property, Plant and Equipment [Abstract]

Schedule of property, plant and equipment

Property, plant and equipment were as follows (in thousands):



							Useful Lives (in years)
	June 30, 2013			December 31, 2012			Useful Lives (in years)
Land	$	4,024		$	4,024
Buildings and improvements	8,430			9,654			21-30
Machinery and equipment	105,165			103,064			2-10
Computer equipment and software	73,150			72,664			3-5
Total property, plant and equipment, at cost	190,769			189,406
Less: accumulated depreciation	(150,895		)	(145,079		)
Total property, plant and equipment, net	$	39,874		$	44,327

- Definition

Tabular disclosure of the useful life and salvage value of 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.

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