Summary of inventories is as follows (In thousands) (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Summary of inventories is as follows
Raw materials	$ 12,852	$ 14,002
Work in progress	1,866	2,848
Finished goods	5,306	5,238
Supplies	1,034	868
Total Inventories	21,058	22,956
Inventory reserve	(305)	(61)
Net Inventories	$ 20,753	$ 22,895