Unbilled Accounts Receivable

3 Months Ended

Mar. 31, 2018

Accounts Receivable and Unbilled Accounts Receivable [Abstract]

Unbilled Accounts Receivables [Text Block]

5. Unbilled Accounts Receivable

Unbilled accounts receivable represent revenues earned in connection with products and/or services delivered for which we are unable to issue a formal billing to the customer at the balance sheet due to either timing of invoice processing or delays due to fixed contractual billing schedules. A significant portion of our unbilled accounts receivable consist of carrier services and cybersecurity hardware and software products delivered but not invoiced at the end of the reporting period. Unbilled receivables consist of the following by customer type as of the periods presented below:

	MARCH 31,		DECEMBER 31,
	2018		2017
	As a % of		As a % of
Customer Name	Receivables		Receivables
	(Unaudited)
U.S. Department of Homeland Security Headquarters		15%		11%
U.S. Immigration and Customs Enforcement		17%		27%
U.S. Transportation Safety Administration		16%		12%