Note 6 - Product Warranty

9 Months Ended

Sep. 30, 2011

Product Warranty Disclosure [Text Block]

6.           PRODUCT WARRANTY

We provide product warranties for our various products, typically for one year. Liabilities for the estimated future costs of repair or replacement are established and charged to cost of sales at the time the sale is recognized. We establish our reserve based on historical data, taking into consideration specific product information. The following table sets forth the movement in the warranty reserve (in thousands):

	Three Months						Nine Months
	Ended September 30,						Ended September 30,
	2011			2010			2011			2010
Balance at beginning of period	$	50		$	50		$	50		$	50
Provisions		7			26			63			30
Warranty services provided, net		(7	)		(26	)		(63	)		(30	)
	$	50		$	50		$	50		$	50