Accounts Receivable and Unbilled Accounts Receivables (Tables)

3 Months Ended

Mar. 31, 2013

Accounts Receivable and Unbilled Accounts Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

Accounts receivable consist of the following:

	MARCH 31,			DECEMBER 31,
	2013			2012
	(Unaudited)
Commercial	$	2,464,910		$	2,546,268
Government		3,461,783			4,462,984
Gross accounts receivable		5,926,693			7,009,252
Less: allowances for doubtful accounts		(30,684	)		(76,886	)
Accounts receivable, net	$	5,896,009		$	6,932,366

Schedule Of Unbilled Accounts Receivable [Table Text Block]

Unbilled accounts receivable consist of the following:

	MARCH 31,		DECEMBER 31,
	2013		2012
	(Unaudited)
Commercial	$	173,167	$	1,564,078
Government		992,119		1,405,372
Unbilled accounts receivable	$	1,165,286	$	2,969,450

Schedule of Quarterly Financial Information [Table Text Block]

Customers representing ten percent or more of consolidated revenues are set forth in the table below for the three months then ended:

	MARCH 31,
	2013			2012
	As a % of			As a % of
Customer Name	Revenues			Revenues
	(Unaudited)
Transportation Security Administration (“TSA”)		18	%		18	%
Department of Homeland Security (“DHS”)		15	%		21	%

Schedule Of Segment Reporting Trade Unbilled Accounts Receivable [Table Text Block]

Customers representing ten percent or more of consolidated trade accounts receivable are set forth in the table below as of the period presented:

	MARCH 31,			DECEMBER 31,
	2013			2012
	As a % of			As a % of
Customer Name	Receivables			Receivables
	(Unaudited)
Transportation Security Administration (“TSA”)		19	%		12	%
Department of Homeland Security (“DHS”)		16	%		19	%
Bureau of Alcohol Tabacco and Firearms ("ATF")		—			10	%