Annual report pursuant to Section 13 and 15(d)

Note 7 - Loss Per Share (Details Textual)

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Note 7 - Loss Per Share (Details Textual) - shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Stock Options and Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,487,681 892,983
Restricted Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 15,000 5,000