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Note 9 - Prepaid Expenses and Other Receivables (Tables) | 3 Months Ended
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Mar. 31, 2016
Receivables [Abstract] |
Schedule of Other Current Assets [Table Text Block] | Other current assets consisted of the following at March 31, 2016 and December 31, 2015:
|  | March 31, 2016 |  |  | December 31, 2015 |
Prepaid expenses |  | $ | 429,298 |  |  | $ | 526,016 |
Other receivables |  |  | 577,129 |  |  |  | 654,436 |
Total |  | $ | 1,006,427 |  |  | $ | 1,180,452 |

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- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
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