Quarterly report pursuant to Section 13 or 15(d)

Note 14 - Subsequent Event (Details Textual)

v3.19.2
Note 14 - Subsequent Event (Details Textual) - USD ($)
Aug. 11, 2019
Aug. 12, 2019
Sep. 27, 2018
License Agreement [Member] | Ahon Pharma [Member]      
Collaboration Agreement, Non-refundable Payment Payable Upon Regulatory Clearance     $ 4,500,000
Subsequent Event [Member]      
Proceeds from Research and Development Incentives $ 650,000    
Subsequent Event [Member] | License Agreement [Member] | Ahon Pharma [Member]      
Collaboration Agreement, Non-refundable Payment Payable Upon Regulatory Clearance   $ 4,500,000