Business Acquisition (Details) (USD $)	12 Months Ended					0 Months Ended	5 Months Ended	12 Months Ended		12 Months Ended		12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Oct. 31, 2012	Oct. 21, 2012	Dec. 31, 2011	Aug. 05, 2011 Alteva, LLC [Member]	Dec. 31, 2011 Alteva, LLC [Member]	Dec. 31, 2013 Alteva, LLC [Member]	Aug. 22, 2012 Alteva, LLC [Member]	Dec. 31, 2013 Maximum [Member]	Aug. 22, 2012 Maximum [Member] Alteva, LLC [Member]	Dec. 31, 2013 Minimum [Member]	Dec. 31, 2013 Customer Relationships [Member]	Dec. 31, 2012 Customer Relationships [Member]	Dec. 31, 2013 Trade Name [Member]	Dec. 31, 2012 Trade Name [Member]
Business Acquisition [Line Items]
Date of purchase								Aug. 05, 2011
Purchase price						$ 17,800,000
Acquisition-related costs						800,000
Operating revenues							3,100,000
Net loss							700,000
Puttable common stock price per share									$ 12.55		$ 14.68
Payment for puttable shares			500,000	400,000
Estimated useful life										15 years		3 years	8 years	8 years	15 years	15 years
Goodwill	$ 9,006,000	$ 9,121,000			$ 9,121,000
Goodwill amortization period	15 years