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Concentrations (Details Narrative) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Jun. 30, 2014
Sep. 30, 2013
Transportation Top Ten Customers
   
Customer revenue concentration 55.10%  
Accounts receivable concentration $ 4,030 $ 3,565
Transportation Top Customer
   
Customer revenue concentration 20.70%  
Mining Top Customer
   
Customer revenue concentration 67.40%  
Accounts receivable concentration $ 152