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Stock Options (Tables)
12 Months Ended
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]  
Summary of Grant-date Fair Value of Stock Options Granted and Assumptions Used Binomial Models

Included in the following table is a summary of the grant-date fair value of stock options granted and the related assumptions used in the Binomial models for stock options granted in fiscal 2020 and 2019. All such amounts represent the weighted average amounts for each period.

 

    For the year ended March 31,  
    2020     2019  
Grant-date fair value   $ 2.24     $ 3.25  
Volatility factor     60.12 %     55.26 %
Dividend yield     -       -  
Risk-free interest rate     0.85 %     2.91 %
Expected term (in years)     6.25       6.25  

Summary of Stock Options Activity

The following table is a summary of activity of stock options for the years ended March 31, 2020 and 2019:

 

    Number of Shares     Weighted Average Exercise Price Per Share     Weighted Aggregate Average Remaining Contract Life in Years  
Outstanding at April 1, 2018     148,600     $ 4.84       4.34  
Granted     40,000       -          
Exercised     2,900       8.56          
Forfeited or Expired     -       -          
Outstanding at March 31, 2019     185,700     $ 6.18       4.68  
Granted     42,000       -          
Exercised     -       -          
Forfeited or Expired     -       -          
Outstanding at March 31, 2020     227,700     $ 5.65       4.83  
                         
Vested at March 31, 2020     155,700     $ 6.44       2.76  
Exercisable at March 31, 2020     155,700     $ 6.44       2.76  

Schedule of Other Information Pertaining to Option Activity

Other information pertaining to option activity was as follows during the year ended March 31:

 

    2020     2019  
Weighted average grant-date fair value of stock options granted (per share)   $ 2.24     $ 3.25  
Total fair value of options vested   $ 32,500     $ 55,900  
Total intrinsic value of options exercised   $ -     $ 6,575
Summary of Information About Options Outstanding

The following table summarizes information about options outstanding at March 31, 2020:

 

Range of Exercise Prices     Number of Options    

Weighted

Average

Exercise Price

Per Share

   

Weighted Average Remaining

Contract Life in Years

 
$ 3.34 – 4.83       42,000     $ 3.34        
4.84 – 5.97       40,000       4.84        
5.98 – 6.26       40,000       6.00        
6.26 – 6.50       25,700       6.29        
6.51 – 7.00       80,000       6.90        
$3.34 – 7.00       227,700     $ 5.65     4.83