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Note 5 - Goodwill and Other Intangible Assets (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Apr. 01, 2016
Mar. 31, 2016
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Domain Services Operating Segment [Member]            
Goodwill Percentage Related to Operating Segments     90.00%   90.00%  
Network Access Services [Member]            
Goodwill Percentage Related to Operating Segments     10.00%   10.00%  
Domain Name Services [Member]            
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)     $ 2,866 $ 18,550 $ 27,745 $ 68,848
Customer Relationships [Member] | Melbourne IT Limited [Member]            
Finite-lived Intangible Assets Acquired $ 6,000,000          
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 7 years          
Customer Relationships [Member]            
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)        
Finite-lived Intangible Assets Acquired     74,400   6,324,970  
Melbourne IT Limited [Member] | Demand Loan Facility 2012 [Member]            
Proceeds from Issuance of Debt   $ 6,000,000        
Melbourne IT Limited [Member]            
Business Acquisition, Transaction Costs $ 200,000          
Finite-Lived Intangible Assets, Accumulated Amortization     6,600,000   6,600,000  
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)     2,866 $ 18,550 27,745 $ 68,848
Finite-lived Intangible Assets Acquired     $ 74,400   $ 6,324,970