Note 6 - Property, Plant and Equipment (Detail) - Property, Plant and Equipment (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Machinery and equipment	$ 10,919	$ 11,117
Building and improvements	4,323	4,447
	17,148	17,390
Total	17,148	17,390
Less accumulated depreciation	(11,031)	(10,520)
Total property, plant and equipment	6,117	6,870
Excluding China [Member]
Furniture, office equipment & other	1,798	1,826
China [Member]
Furniture, office equipment & other	$ 108

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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