Details of Consolidated Revenue and Revenue by Geographic Region (Tables)

6 Months Ended

Jun. 30, 2017

Details of Consolidated Revenue [Abstract]

Schedule Of Consolidated Revenues [Table Text Block]

The following table was prepared to provide additional information about the composition of revenues based on broad service descriptions for the periods presented:

	THREE MONTHS ENDED				SIX MONTHS ENDED
	JUNE 30,				JUNE 30,
Revenue Mix	2017		2016		2017		2016
	(Unaudited)
Carrier Services	$	10,910,179	$	10,168,755	$	20,945,940	$	22,188,628
Managed Services		7,970,327		7,370,911		16,546,805		15,859,678
	$	18,880,506	$	17,539,666	$	37,492,745	$	38,048,306

Revenue from External Customers by Geographic Areas [Table Text Block]

The following table presents our domestic and foreign revenue mix for the periods presented:

	THREE MONTHS ENDED				SIX MONTHS ENDED
	JUNE 30,				JUNE 30,
Geographic Region	2017		2016		2017		2016
	(Unaudited)
North America	$	17,759,180	$	16,319,805	$	35,322,276	$	35,493,546
Europe		1,121,326		1,219,861		2,170,469		2,554,760
	$	18,880,506	$	17,539,666	$	37,492,745	$	38,048,306