Note 4 - Property and Equipment (Details Textual) - USD ($)  | 
12 Months Ended | |
|---|---|---|
Dec. 31, 2015  | 
Dec. 31, 2014  | 
|
| Depreciation | $ 792,794 | $ 210,123 | 
| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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