Property, Plant and Equipment - Summary (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Total Gross Property, Plant and Equipment	$ 19,158	$ 20,136
Less accumulated depreciation and amortization	(13,544)	(14,033)
Total property, plant and equipment	5,614	6,103
Land
Property, Plant and Equipment [Line Items]
Total Gross Property, Plant and Equipment	21	25
Buildings
Property, Plant and Equipment [Line Items]
Total Gross Property, Plant and Equipment	7,021	7,181
Machinery, equipment and tooling (including capital lease)
Property, Plant and Equipment [Line Items]
Total Gross Property, Plant and Equipment	$ 12,116	$ 12,930

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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