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Inventory
12 Months Ended
Dec. 31, 2014
Inventory Disclosure [Abstract]  
Inventory
Inventory
 
Inventories consisted of the following as of:
($ in thousands)
December 31,
2014
 
December 31,
2013
Raw materials
$
357

 
$
511

Work-in-process
214

 
86

Inventory
$
571

 
$
597