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Accounts Receivable (Details Narrative)
6 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2014
Sales Revenue, Segment [Member] | CommercialMember      
Concentration Risk [Line Items]      
Concentration risk (as a percent) 6.70% 14.00%  
Sales Revenue, Segment [Member] | United States and State Government [Member]      
Concentration Risk [Line Items]      
Concentration risk (as a percent) 3.60% 22.50%  
Accounts Receivable [Member] | CommercialMember      
Concentration Risk [Line Items]      
Concentration risk (as a percent) 16.60%   9.10%
Accounts Receivable [Member] | United States and State Government [Member]      
Concentration Risk [Line Items]      
Concentration risk (as a percent) 1.20%   0.20%