Accounts Receivable and Significant Concentrations (Tables)

3 Months Ended

Mar. 31, 2017

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 in the table below as of the periods presented:

	MARCH 31,		DECEMBER 31,
	2017		2016
	(Unaudited)
Commercial	$	2,816,288	$	2,319,142
Government		4,315,360		3,178,362
Gross accounts receivable		7,131,648		5,497,504
Less: allowances for doubtful accounts		(345,264)		(344,411)
Accounts receivable, net	$	6,786,384	$	5,153,093

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 as of the periods presented:

	MARCH 31,		DECEMBER 31,
	2017		2016
	As a % of		As a % of
Customer Name	Receivables		Receivables
	(Unaudited)
Department of Homeland Security (DHS)		54%		47%

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
	MARCH 31,
	2017		2016
	As a % of		As a % of
Customer Name	Revenues		Revenues
	(Unaudited)
Department of Homeland Security (DHS)		59%		65%