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Schedule of Information Regarding Stock Options Outstanding (Details)
6 Months Ended
Jun. 30, 2021
$ / shares
shares
Equity [Abstract]  
Range of Exercise Price Lower Limit $ 0.25
Range of Exercise Price Upper limit $ 18.80
Number of Shares Outstanding | shares 789,250
Weighted Average Remaining Contractual Life (years) 3 years 5 months 19 days
Weighted Average Exercise Price $ 1.75
Number of Shares Exercisable | shares 620,500
Weighted Average Exercise Price $ 2.15