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Accounts Receivable and Unbilled Accounts Receivable (Details 1) - USD ($)
Jun. 30, 2015
Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Unbilled accounts receivable $ 5,340,750 $ 5,547,416
Commercial [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Unbilled accounts receivable 764,486 550,590
Government [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Unbilled accounts receivable $ 4,576,264 $ 4,996,826