Inventories (Tables)

3 Months Ended

Mar. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories are stated at the lower of cost (first-in, first-out method) or market (net realizable value) and consisted of the following (in thousands):

	March 31, 2014		December 31, 2013
Gross Inventory
Raw materials	$	6,656	$	6,697
Work-in-process		1,928		1,553
Finished goods		3,204		2,799
Total gross inventories	$	11,788	$	11,049
Inventory Reserve
Raw materials	$	3,099	$	3,150
Work-in-process		504		431
Finished goods		1,161		1,111
Total reserve	$	4,764	$	4,692
Net Inventory
Raw materials	$	3,557	$	3,547
Work-in-process		1,424		1,122
Finished goods		2,043		1,688
Total net inventories	$	7,024	$	6,357