Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2011

Property, Plant and Equipment [Table Text Block]



	December 31,
	2011			2010
Land	$	695		$	695
Building and improvements	7,763			7,653
Engineering and test equipment	11,021			9,339
Computer equipment and software	25,738			24,089
Furniture and fixtures	1,357			1,202
Leasehold improvements	4,530			4,287
Property and equipment, gross	51,104			47,265
Less: accumulated depreciation	(43,107		)	(38,921		)
Property and equipment, net	$	7,997		$	8,344

- 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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