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Note 3 - Company Operations (Details Textual)
3 Months Ended 9 Months Ended
Sep. 30, 2016
USD ($)
Sep. 30, 2015
USD ($)
Sep. 30, 2016
USD ($)
Sep. 30, 2015
USD ($)
Intersegment Eliminations [Member]        
Revenues     $ 0  
Revenues $ 210,043 $ 353,231 $ 637,999 $ 881,467
Number of Operating Segments     3