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Stock Options and Restricted Stock Units (Tables)
12 Months Ended
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of Share-based Compensation, Stock Options, Activity
    Years Ended December 31,  
    2020     2019  
    Shares     Weighted average exercise price     Shares     Weighted average exercise price  
                         
Outstanding at beginning or year     15,000     $ 2.17       15,000     $ 2.17  
Granted     -       -       -       -  
Exercised     -       -       -       -  
Forfeited     -       -       -       -  
                                 
Outstanding at end of year     15,000     $ 2.17       15,000     $ 2.17  
                                 
Options exercisable at end of year     15,000     $ 2.17       15,000     $ 2.17  
                                 
Schedule of Stock Options Outstanding
        Options Outstanding and Exercisable  
                                   
  Exercise price     Number outstanding     Weighted average remaining contractual life (Years)           Weighted average exercise price     Aggregate intrinsic value  
  $ 2.13       10,000       NA        (1 )   $ 2.13     $ 32,450  
  $ 2.25       5,000       NA       (1 )   $ 2.25     $ 15,600  
                                               
            15,000                             $ 48,050  
Schedule of Unvested Restricted Stock Units Roll Forward
    Year Ended December 31,  
    2020     2019  
    Shares     Weighted average exercise price     Shares     Weighted average exercise price  
                         
Nonvested at beginning or year     250     $ 1.30       250     $ 1.30  
Granted     -       -       -       -  
Exercised     250       1.30       -       -  
Forfeited     -       -       -       -  
                                 
Outstanding at end of year     -     $ -       250     $ 1.30