Quarterly report pursuant to Section 13 or 15(d)

Note 6 - (Loss) Earnings per Share (Details Textual)

v3.19.3
Note 6 - (Loss) Earnings per Share (Details Textual) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2019
Sep. 30, 2018
Share-based Payment Arrangement, Option [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 121,422 215,595 511,118