Current report filing

Note 7 - Share Capital (Details Textual)

v3.19.1
Note 7 - Share Capital (Details Textual) - USD ($)
3 Months Ended 5 Months Ended 12 Months Ended 33 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Dec. 31, 2017
Dec. 29, 2017
Oct. 27, 2017
Apr. 02, 2015
Stock Issued During Period, Value, New Issues $ 8,855,000 $ 3,676,000          
The 2017 Purchase Agreement [Member]              
Stock Issuance Program, Authorized Amount           $ 15,500,000  
Stock Issued During Period, Shares, New Issues 3,200,000     357,143      
Proceeds from Issuance of Private Placement     $ 9,400,000 $ 500,000      
Proceeds from Issuance of Private Placement, Net $ 8,900,000     $ 324,000      
Stock Issued During Period, Shares, Issued for Services       321,429      
Shares Issued, Price Per Share $ 2.77   $ 2.77        
ATM Offering [Member]              
Stock Issuance Program, Authorized Amount             $ 20,000,000
Shares Issued, Price Per Share   $ 1.18          
Stock Issued During Period, Value, New Issues   $ 3,222,009     $ 20,000,000    
Proceeds from Issuance of Common Stock   3,810,000          
Proceeds from Issuance of Common Stock, Net   $ 3,680,000          
Stock Issuance, Percent of Cash Commission to Issuer   3.00%