| Earnings per Common Share | 
 NOTE 12 – EARNINGS PER COMMON
SHARE 
  
    |   | 
      | 
    Three Months | 
      | 
      | 
    Three Months | 
      | 
      | 
    Six Months | 
      | 
      | 
    Six Months | 
      | 
 
    |   | 
      | 
    Ended | 
      | 
      | 
    Ended | 
      | 
      | 
    Ended | 
      | 
      | 
    Ended | 
      | 
 
    | Fiscal Period | 
      | 
    April 30, 2017 | 
      | 
      | 
    April 30, 2016 | 
      | 
      | 
    April 30, 2017 | 
      | 
      | 
    April 30, 2016 | 
      | 
 
    | Numerator: | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | Net Income | 
      | 
    $ | 
    1,274,964 | 
      | 
      | 
    $ | 
    1,582,533 | 
      | 
      | 
    $ | 
    2,846,926 | 
      | 
      | 
    $ | 
    1,872,054 | 
      | 
 
    |   | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | Denominator: | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | Basic weighted average common shares outstanding | 
      | 
      | 
    9,102,192 | 
      | 
      | 
      | 
    6,741,330 | 
      | 
      | 
      | 
    9,101,837 | 
      | 
      | 
      | 
    6,741,330 | 
      | 
 
    | Conversion of Series C Preferred Stock | 
      | 
      | 
    200,000 | 
      | 
      | 
      | 
    2,200,000 | 
      | 
      | 
      | 
    200,000 | 
      | 
      | 
      | 
    2,200,000 | 
      | 
 
    | Diluted outstanding shares | 
      | 
      | 
    9,302,192 | 
      | 
      | 
      | 
    8,941,330 | 
      | 
      | 
      | 
    9,301,837 | 
      | 
      | 
      | 
    8,941,330 | 
      | 
 
    | Earnings from continuing operations | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    |   | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
      | 
 
    | Basic | 
      | 
    $ | 
    0.14 | 
      | 
      | 
    $ | 
    0.23 | 
      | 
      | 
    $ | 
    0.31 | 
      | 
      | 
    $ | 
    0.28 | 
      | 
 
    | Diluted | 
      | 
    $ | 
    0.14 | 
      | 
      | 
    $ | 
    0.18 | 
      | 
      | 
    $ | 
    0.31 | 
      | 
      | 
    $ | 
    0.21 | 
      | 
 
 
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