v3.19.3
Note 12 - Subsequent Events (Details Textual)
1 Months Ended 6 Months Ended
Aug. 02, 2019
Aug. 01, 2019
Jul. 31, 2019
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Proceeds from Related Party Debt       $ 3,996,000 $ 1,500,000
Subsequent Event [Member] | Reverse Stock Split [Member] | Minimum [Member]          
Stockholders' Equity Note, Stock Split, Conversion Ratio 2 2      
Subsequent Event [Member] | Reverse Stock Split [Member] | Maximum [Member]          
Stockholders' Equity Note, Stock Split, Conversion Ratio 10 10      
Domain [Member] | Subsequent Event [Member]          
Proceeds from Related Party Debt     $ 600,000    
Debt Instrument, Interest Rate, Stated Percentage     8.00%