Inventories, net (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Inventories, net [Abstract]
Raw materials	$ 1,905	$ 1,745
Work in process	987	898
Finished goods	637	651
Total inventories	3,529	3,294
Less inventory reserve	(95)	(71)
Total inventories, net	$ 3,434	$ 3,223