| Earnings Per Common Share | 
 NOTE 13 – EARNINGS PER COMMON SHARE 
  
    |   | 
  | 
    Three Months | 
  | 
  | 
    Three Months | 
  | 
  | 
    Nine Months | 
  | 
  | 
    Nine Months | 
  | 
 
    |   | 
  | 
    Ended | 
  | 
  | 
    Ended | 
  | 
  | 
    Ended | 
  | 
  | 
    Ended | 
  | 
 
    | Fiscal Period | 
  | 
    July
    31, 2019 | 
  | 
  | 
    July
    31, 2018 | 
  | 
  | 
    July
    31, 2019 | 
  | 
  | 
    July
    31, 2018 | 
  | 
 
    | Numerator: | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
 
    | Net Income (Loss) | 
  | 
    $ | 
1,775,687 | 
  | 
  | 
    $ | 
1,997,610 | 
  | 
  | 
    $ | 
4,988,194 | 
  | 
  | 
    $ | 
1,752,346 | 
  | 
 
    |   | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
 
    | Denominator: | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
 
    | Basic weighted average common shares outstanding | 
  | 
      | 
10,679,876 | 
  | 
  | 
      | 
10,415,416 | 
  | 
  | 
      | 
10,670,642 | 
  | 
  | 
      | 
9,976,917 | 
  | 
 
    | Conversion of Series C Preferred Stock | 
  | 
      | 
- | 
  | 
  | 
      | 
200,000 | 
  | 
  | 
      | 
- | 
  | 
  | 
      | 
200,000 | 
  | 
 
    | Diluted outstanding shares | 
  | 
      | 
10,679,876 | 
  | 
  | 
      | 
10,615,416 | 
  | 
  | 
      | 
10,670,642 | 
  | 
  | 
      | 
10,176,917 | 
  | 
 
    | Earnings from continuing operations | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
 
    |   | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
  | 
      | 
  | 
  | 
 
    | Basic | 
  | 
    $ | 
0.17 | 
  | 
  | 
    $ | 
0.19 | 
  | 
  | 
    $ | 
0.47 | 
  | 
  | 
    $ | 
0.18 | 
  | 
 
    | Diluted | 
  | 
    $ | 
0.17 | 
  | 
  | 
    $ | 
0.19 | 
  | 
  | 
    $ | 
0.47 | 
  | 
  | 
    $ | 
0.17 | 
  | 
 
 
 |