Consolidated Statements Of Operations (USD $)	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Operating revenues:
Operating revenues	$ 30,102,000		$ 27,942,000	[1]	$ 25,936,000
Operating expenses:
Cost of services and products (exclusive of depreciation and amortization expense)	13,465,000		14,134,000		14,701,000
Selling, general and administration expenses	23,989,000		23,702,000		17,558,000
Depreciation and amortization	3,815,000		5,476,000		5,266,000
Loss on disposal and restructuring costs	447,000
Impairment of fixed assets			8,883,000
Total operating expenses	41,716,000		52,195,000		37,525,000
Operating loss	(11,614,000)		(24,253,000)	[1]	(11,589,000)
Other income (expense):
Interest (expense)	(756,000)		(415,000)		(64,000)
Income from equity method investment	13,000,000		11,021,000		7,898,000
Other income (expense), net	166,000		(286,000)		(51,000)
Total other income, net	12,410,000		10,320,000		7,783,000
Income (loss) before income taxes	796,000		(13,933,000)		(3,806,000)
Income taxes expense (benefit)	1,442,000		(3,044,000)		(885,000)
Net loss	(646,000)		(10,889,000)	[1]	(2,921,000)
Preferred dividends	25,000		25,000		25,000
Net loss applicable to common stock	(671,000)		(10,914,000)		(2,946,000)
Basic loss per common share	$ (0.11)		$ (1.91)	[1]	$ (0.54)
Basic loss per puttable common share					$ (0.54)
Diluted loss per common share	$ (0.11)	[2]	$ (1.91)	[1],[2]	$ (0.54)
Diluted loss per puttable common share					$ (0.54)
Weighted average shares of common stock used to calculate earnings (loss) per share
Basic (common)	6,111,608		5,711,815		5,413,144
Basic (puttable common)					186
Diluted (common)	6,111,608		5,711,815		5,413,144
Diluted (puttable common)					186
Unified Communications [Member]
Operating revenues:
Operating revenues	15,834,000		13,569,000		8,360,000
Operating expenses:
Cost of services and products (exclusive of depreciation and amortization expense)	8,798,000		8,994,000		6,590,000
Selling, general and administration expenses	15,602,000		15,055,000		9,794,000
Depreciation and amortization	2,287,000		2,037,000		1,132,000
Loss on disposal and restructuring costs	447,000
Total operating expenses	27,134,000		26,086,000		17,516,000
Operating loss	(11,300,000)		(12,517,000)		(9,156,000)
Telephone [Member]
Operating revenues:
Operating revenues	14,268,000		14,373,000		17,576,000
Operating expenses:
Cost of services and products (exclusive of depreciation and amortization expense)	4,667,000		5,140,000		8,111,000
Selling, general and administration expenses	8,387,000		8,647,000		7,764,000
Depreciation and amortization	1,528,000		3,439,000		4,134,000
Impairment of fixed assets			8,883,000
Total operating expenses	14,582,000		26,109,000		20,009,000
Operating loss	$ (314,000)		$ (11,736,000)		$ (2,433,000)

[1] The Company recorded an additional $1.4 milion in tax expense, compared to what was previously reported in its Annual Report on Form 10-K/A for the year ended December 31, 2012 (see Note 1).

[2] There is no difference between basic and diluted earnings (loss) per share due to stock options being out of the money.