Inventories (Tables)

12 Months Ended

Dec. 31, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

In thousands	2015		2014
Raw materials	$	1,378	$	1,192
Work-in-progress		409		399
Finished goods		89		220
Total Inventory	$	1,876	$	1,811