Condensed Consolidated Statements Of Operations (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net revenue
Unified Communications	$ 3,956,000	$ 3,274,000
Telephone	3,784,000	3,807,000
Total operating revenues	7,740,000	7,081,000
Operating expenses
Cost of services and products (exclusive of depreciation and amortization expense)	3,789,000	3,548,000
Selling, general and administration expenses	7,352,000	5,408,000
Depreciation and amortization	1,002,000	1,279,000
Total operating expenses	12,143,000	10,235,000
Operating loss	(4,403,000)	(3,154,000)
Other income (expense)
Interest income (expense)	(236,000)	(57,000)
Income from equity method investment	3,250,000	1,425,000
Other income (expense), net	108,000	(5,000)
Total other income	3,122,000	1,363,000
Loss before income taxes	(1,281,000)	(1,791,000)
Income taxes benefit	(448,000)	(557,000)
Net loss	(833,000)	(1,234,000)
Preferred dividends	6,000	6,000
Loss applicable to common stock	(839,000)	(1,240,000)
Basic loss per common share	$ (0.15)	$ (0.22)
Basic loss per puttable common share		$ (0.22)
Diluted loss per common share	$ (0.15)	$ (0.22)
Diluted loss per puttable common share		$ (0.22)
Weighted average shares of common stock used to calculate earnings (loss) per share
Basic (common)	5,751,338	5,443,541
Basic (puttable common)		272,479
Diluted (common)	5,751,338	5,443,541
Diluted (puttable common)		$ 272,479
Dividends declared per common share	$ 0.27	$ 0.27