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Note 17 - Stock Based Compensation - Compensation Expenses (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Compensation expense $ 771,741 $ 9,365,100
Stock Based Compensation [Member]    
Compensation expense 682,000 7,777,900
Professional Fees [Member]    
Compensation expense 12,241 806,000
Security Consulting, Related Party [Member]    
Compensation expense 620,000
Legal [Member]    
Compensation expense $ 77,500 $ 161,200