Note 4 - Revenue Concentrations (Details)	6 Months Ended
Jun. 30, 2013	Jun. 30, 2012
TWC [Member]
Note 4 - Revenue Concentrations (Details) [Line Items]
Consolidated Entity Revenue Percentage	3.90%	12.10%
Concentration Risk, Percentage	1.00%	4.10%
National Exchange Carrier Association [Member]
Note 4 - Revenue Concentrations (Details) [Line Items]
Consolidated Entity Revenue Percentage	11.10%	9.30%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-Section 50

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

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