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Note 2 - Summary of Significant Accounting Policies (Details) - Schedule of Unrecognized Tax Benefits Roll Forward | 9 Months Ended
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Sep. 30, 2019 USD ($)
Schedule of Unrecognized Tax Benefits Roll Forward [Abstract] |
Balance – January 1, 2019 | $ 722,054
Balance – September 30, 2019 | 109,308
Decrease in unrecorded tax benefits taken | $ (612,746)

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