GOODWILL AND INTANGIBLE ASSETS (Details1) (USD $)				6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Apr. 30, 2012	Dec. 31, 2011	Jun. 30, 2012 Customer Contracts [Member]	Dec. 31, 2011 Customer Contracts [Member]	Jun. 30, 2012 Carrier Contracts [Member]	Dec. 31, 2011 Carrier Contracts [Member]	Jun. 30, 2012 Noncompete Agreements [Member]	Dec. 31, 2011 Noncompete Agreements [Member]	Jun. 30, 2012 Software [Member]	Dec. 31, 2011 Software [Member]
Amortization Period				4-7 years	4-5 years	1 year	1 year	4-5 years	4-5 years	7 years	7 years
Gross Asset Cost	$ 34,436,000		$ 22,001,000	$ 25,019,000	$ 13,384,000	$ 151,000	$ 151,000	$ 4,331,000	$ 3,531,000	$ 4,935,000	$ 4,935,000
Accumulated Amortization	11,947,000		10,173,000	4,190,000	2,827,000	151,000	151,000	3,481,000	3,384,000	4,125,000	3,811,000
Net Book Value	$ 22,489,000	$ 1,100,000	$ 11,828,000	$ 20,829,000	$ 10,557,000	$ 0	$ 0	$ 850,000	$ 147,000	$ 810,000	$ 1,124,000