XML 57 R46.htm IDEA: XBRL DOCUMENT v3.20.2
Stockholders' Equity (Details 1) - Stock Option [Member]
6 Months Ended
Jun. 30, 2020
$ / shares
shares
Stock Options:  
Number of Options, Outstanding beginning balance | shares 1,021,243
Number of Options, Granted | shares 24,000
Number of Options, Forfeited or canceled, during the period | shares (268,914)
Number of Options, Expired, during the period | shares (68,511)
Number of Options, Outstanding ending balance | shares 707,818
Number of Options, Exercisable | shares 522,154
Weighted Average Exercise Price, Outstanding beginning balance | $ / shares $ 4.82
Weighted Average Exercise Price, Granted | $ / shares 0.8
Weighted Average Exercise Price, Forfeited or canceled, during the period | $ / shares 3.65
Weighted Average Exercise Price, Expired, during the period | $ / shares 3.52
Weighted Average Exercise Price, Outstanding ending balance | $ / shares 5.25
Weighted Average Exercise Price, Exercisable | $ / shares $ 6.11