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Schedule of Stock Option Activity (Details) - $ / shares
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Equity Incentive Plans 2009 [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Number of options outstanding, beginning of year 124,399 128,504
Weighted average exercise price outstanding, beginning of year $ 22.23 $ 25.58
Number of options, granted
Option price, granted
Weighted average exercise price, granted
Number of options, forfeited (5,047) (4,105)
Weighted average exercise price, forfeited $ 57.79 $ 129.88
Number of options, exercised
Option price, exercised
Weighted average exercise price, exercised
Number of options outstanding, ending of year 119,352 124,399
Weighted average exercise price outstanding, end of year $ 20.72 $ 22.23
Number of options exercisable, end of year 119,352 124,399
Weighted average remaining contractual life (years) 4 years 21 days 5 years 11 months 23 days
Equity Incentive Plans 2009 [Member] | Minimum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Option price outstanding, beginning of year $ 13.20 $ 13.20
Option price, forfeited 9.68 16.76
Option price exercisable, end of year 13.20 13.20
Option price exercisable, end of year 13.20 13.20
Equity Incentive Plans 2009 [Member] | Maximum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Option price outstanding, beginning of year 1,003.20 2,127.84
Option price, forfeited 327.36 2,127.84
Option price exercisable, end of year 2,127.84 1,003.20
Option price exercisable, end of year $ 2,127.84 $ 1,003.20
Equity Incentive Plans 2018 [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Number of options outstanding, beginning of year 2,474,971 1,650,017
Weighted average exercise price outstanding, beginning of year $ 1.72 $ 2.35
Number of options, granted 400,000 850,000
Weighted average exercise price, granted $ 0.47 $ 0.51
Number of options, forfeited (60,829) (25,046)
Weighted average exercise price, forfeited $ 1.98 $ 1.86
Number of options, exercised
Option price, exercised
Weighted average exercise price, exercised
Number of options outstanding, ending of year 2,814,142 2,474,971
Weighted average exercise price outstanding, end of year $ 1.54 $ 1.72
Number of options exercisable, end of year 2,397,474 1,916,637
Weighted average remaining contractual life (years) 7 years 11 months 15 days 9 years 7 months 24 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price $ 4.71 $ 2.22
Number of options outstanding, beginning of year 1,210,286 466,120
Equity Incentive Plans 2018 [Member] | Minimum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Option price outstanding, beginning of year $ 0.31 $ 1.11
Option price, forfeited 0.31 1.85
Option price exercisable, end of year 0.31 0.31
Option price exercisable, end of year 0.31 0.41
Option price, granted 0.47 0.31
Equity Incentive Plans 2018 [Member] | Maximum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Option price outstanding, beginning of year 9.68 9.68
Option price, forfeited 9.68 9.68
Option price exercisable, end of year 9.68 9.68
Option price exercisable, end of year 327.36 9.68
Option price, granted $ 0.47 $ 1.71