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Sales, Billings, and Costs on Uncompleted Contracts (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 9 Months Ended
Jun. 30, 2016
Sep. 30, 2016
Jun. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Cost of Revenue, Total   $ 47,000   $ 0 $ 47,000 $ 0  
Gross Profit   213,000   $ 0 213,000 $ 0  
Costs in Excess of Billings, Current   144,000     144,000   $ 0
California oil producer [Member]              
Proceeds From Contract   260,000          
Contract Expenses     $ 144,000        
Cost of Revenue, Total   47,000          
Gross Profit   213,000          
Conditional Contract Gross Profit   69,000          
Contract Value   900,000          
Contract Billings Cost   360,000     360,000    
Costs in Excess of Billings   318,000     318,000    
Contract Revenue Cost $ 566,000            
Costs in Excess of Billings, Current   144,000     144,000    
Additional Contract Cost To Be Incurred   $ 361,000     $ 361,000    
California oil producer [Member] | Minimum [Member]              
Contract Expiration Period         3 months    
California oil producer [Member] | Maximum [Member]              
Contract Expiration Period         9 months