Note 5 - Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2013

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

	2013			2012
	(in thousands)			(in thousands)
Land	$	257		$	257
Building and improvements		3,599			3,552
Machinery and equipment		3,375			3,120
Construction in progress		128			123
		7,359			7,052
Less accumulated depreciation and amortization		(4,736	)		(4,361	)
Property, plant and equipment, net	$	2,623		$	2,691