Inventories (Tables)

12 Months Ended

Dec. 31, 2012

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

In thousands	2012	2011
Raw materials	$1,644	$1,826
Work-in-progress	393	449
Finished goods	431	600
Invetories, Total	$2,468	$2,875