Inventories and Deferred Costs of Goods Sold (Tables)

9 Months Ended

Sep. 30, 2014

Inventories and Deferred Costs of Goods Sold [Abstract]

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

Inventories, net of $1.0 million of reserves at both September 30, 2014 and December 31, 2013, and deferred cost of goods sold consist of the following at: 

(in thousands)	September 30, 2014		December 31, 2013
Raw materials	$	1,108	$	1,310
Work in process	2,861		2,004
Finished goods	948		502
Net inventory	$	4,917	$	3,816
Deferred cost of goods sold	$	305	$	849