Quarterly report pursuant to Section 13 or 15(d)

Inventory (Details)

v3.5.0.2
Inventory (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Inventory    
Inventory, Net, Total $ 3,405 $ 3,345
Inventory Valuation Reserves 0  
In Process Inventory [Member]    
Inventory    
Inventory, Net, Total 866 994
Plant Inventory [Member]    
Inventory    
Inventory, Net, Total   742
Conversion Facility Inventory [Member]    
Inventory    
Inventory, Net, Total $ 2,539 $ 1,609