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Property, Plant and Equipment, Net (Tables)

3 Months Ended

Mar. 31, 2013

Property, Plant and Equipment, Net [Abstract]


	Estimated	March 31,			December 31,
	Useful Lives	2013			2012
		(in thousands)
Machinery and equipment	1.5 to 7 years	$	18,057		$	17,894
Leasehold improvements	3 to 10 years		8,101			8,082
Office equipment, furniture and fixtures	5 to 7 years		1,025			912
Purchased software	1 to 7 years		4,231			3,572

			31,414			30,460
Less: accumulated depreciation			(12,103	)		(11,080	)

		$	19,311		$	19,380

- 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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