Inventories (Details) - Inventories - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Inventories [Abstract]
Raw materials	$ 2,626	$ 2,408
Work-in-progress	600	399
Finished goods	186	220
Gross Inventory	3,412	3,027
Less Reserve	1,256	1,216
Net Inventory	$ 2,156	$ 1,811