Basis of Presentation (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jul. 31, 2012	May 31, 2012	Jan. 05, 2011	Oct. 25, 2011 Envision [Member]	Jan. 05, 2011 Eclipse [Member]	Jul. 09, 2012 TelWorx [Member]
Basis of Presentation (Textual) [Abstract]
Total consideration	$ 1,500,000		$ 1,500,000					$ 1,500,000		$ 16,500,000
Contribution of cash in return of ownership of the joint venture					800,000	900,000	2,500,000
Contribution of intangible asset in return for ownership of the joint venture									2,400,000
Ownership percentage in the joint venture					30.00%	19.00%	51.00%		49.00%
Net foreign exchange losses resulting from foreign currency transactions included in other income	7,000	13,000	17,000	20,000
The purchase price										$ 18,000,000