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Summary of Option Activity (Details) - USD ($)
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Equity [Abstract]    
Number of shares outstanding, beginning balance 1,150,000 1,235,000
Weighted average exercise price, beginning balance $ 2.15 $ 2.14
Total intrinsic value, beginning balance $ 1,488,000
Weighted average remaining contractual life (In years), beginning balance 3 years 3 months 18 days 4 years
Number of Shares, Employee options granted 85,000 50,000
Weighted average exercise price, employee options granted $ 1.29 $ 1.51
Weighted average remaining contractual life (In years), employee options granted 5 years 1 year 4 months 24 days
Number of shares, employee options expired   (100,000)
Weighted average exercise price, employee options expired   $ 1.90
Number of shares, Employee options forfeited (35,000) (35,000)
Weighted average exercise price, employee options forfeited $ 1.02 $ 1.50
Number of shares outstanding, ending balance 1,200,000 1,150,000
Weighted average exercise price, ending balance $ 2.12 $ 2.15
Total intrinsic value, ending balance $ 8,700
Weighted average remaining contractual life (In years), ending balance 2 years 4 months 24 days 3 years 3 months 18 days
Number of shares outstanding, options vested and exercisable 1,145,000 1,135,000
Weighted average exercise price, options vested and exercisable $ 2.15 $ 2.16
Total intrinsic value, options vested and exercisable
Weighted average remaining contractual life (In years), options vested and exercisable 2 years 3 months 18 days 3 years 3 months 18 days
Total intrinsic value, employee options granted  
Total intrinsic value, employee options forfeited $ 11,100