Inventories (Tables)

12 Months Ended

Dec. 31, 2013

Inventories, which are purchased from third parties, consist of the following:


(in thousands)	December 31,
(in thousands)	2013			2012
Raw materials	$	4,450		$	1,552
Finished goods		2,227			2,693

		6,677			4,245
Less provision for obsolescence		(1,254	)		(1,669	)

Net inventories	$	5,423		$	2,576

The following presents the changes in inventory reserves for the years indicated.


(in thousands)	Year Ended December 31,
(in thousands)	2013			2012			2011
Inventory reserve at January 1,	$	1,669		$	895		$	271
Additions		1,190			1,346			628
Write offs		(1,605	)		(572	)		(4	)

Inventory Reserve at December 31,	$	1,254		$	1,669		$	895