Inventories and Deferred Costs of Goods Sold (Tables)

9 Months Ended

Sep. 30, 2012

Inventories and Deferred Costs of Goods Sold [Abstract]

Schedule of Inventories and Deferred Costs of Goods Sold [Table Text Block]

Inventories, net of $1.1 million and $860 thousand of reserves at September 30, 2012 and December 31, 2011, respectively, consist of the following at: 

(in thousands)	September 30, 2012		December 31, 2011
Raw materials	$	1,838	$	2,284
Work in process	2,302		3,871
Finished goods	1,214		998
Net inventory	$	5,354	$	7,153
Deferred cost of goods sold	$	94	$	180