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Accounts Receivable and Significant Concentrations (Tables)
6 Months Ended
Jun. 30, 2016
Accounts Receivable and Unbilled Accounts Receivable [Abstract]  
Schedule Of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
Accounts receivable consist of the following by customer type for each of the periods presented below:
 
 
 
JUNE 30,
 
DECEMBER 31,
 
 
 
2016
 
2015
 
 
 
(Unaudited)
 
Commercial
 
$
3,082,678
 
$
2,616,702
 
Government
 
 
4,965,974
 
 
8,021,789
 
Gross accounts receivable
 
 
8,048,652
 
 
10,638,491
 
Less: allowances for doubtful accounts
 
 
(81,345)
 
 
(73,378)
 
 
 
 
 
 
 
 
 
Accounts receivable, net
 
$
7,967,307
 
$
10,565,113
 
Schedule of Quarterly Financial Information [Table Text Block]
Customers representing ten percent or more of consolidated trade accounts receivable are set forth in the table below for each of the periods presented:
 
 
 
JUNE 30,
 
DECEMBER 31,
 
 
 
2016
 
2015
 
 
 
As a % of
 
As a % of
 
Customer Name
 
Receivables
 
Receivables
 
 
 
(Unaudited)
 
Department of Homeland Security (“DHS”)
 
 
53
%
 
51
%
US Airforce
 
 
 
 
14
%
Schedule Of Segment Reporting Trade Unbilled Accounts Receivable [Table Text Block]
Customers representing ten percent or more of consolidated revenues are set forth in the table below for each of the periods presented:
 
 
 
THREE MONTHS ENDED
 
SIX MONTHS ENDED
 
 
 
JUNE 30,
 
JUNE 30,
 
 
 
2016
 
2015
 
2016
 
2015
 
 
 
As a % of
 
As a % of
 
As a % of
 
As a % of
 
Customer Name
 
Revenues
 
Revenues
 
Revenues
 
Revenues
 
 
 
(Unaudited)
 
Department of Homeland Security (DHS)
 
 
61
%
 
54
%
 
63
%
 
52
%