Inventories (Tables)

9 Months Ended

Sep. 30, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories at the end of each period were as follows (in thousands):

	September 30, 2012			December 31, 2011
Raw materials	$	387		$	803
Finished goods		1,842			2,106
		2,229			2,909
Less: Inventory allowance		(146	)		(33	)
	$	2,083		$	2,876