Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2012

Compensation and Retirement Disclosure [Abstract]

Schedule Of Share Based Compensation Expenses [Table Text Block]

Stock-based compensation expense follows (in thousands):

	Three Months Ended September 30				Nine Months Ended September 30,
	2012		2011		2012		2011
Cost of Sales	$	8	$	11	$	-	$	48
Research and Development		147		195		345		624
Marketing and Sales		93		111		243		361
General and Administration		259		286		837		903
Total Stock-Based Compensation	$	507	$	603	$	1,425	$	1,936