Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Inventory, Current [Table Text Block]

In thousands	June 30 2012	December 31 2011
Raw materials	$1,842	$1,826
Work-in-progress	455	449
Finished goods	557	600
Invetories, Total	$2,854	$2,875