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Note 8 - Goodwill and IPR&D (Details) - Summary of Goodwill and IPR&D (USD $)
Sep. 30, 2014
Note 8 - Goodwill and IPR&D (Details) - Summary of Goodwill and IPR&D [Line Items]  
Goodwill $ 1,976,101
Total goodwill and in-process research and development 27,777,829
In Process Research and Development [Member]
 
Note 8 - Goodwill and IPR&D (Details) - Summary of Goodwill and IPR&D [Line Items]  
In-process research and development $ 25,801,728