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Note 2 - Business Acquisition (Tables)
3 Months Ended
Jan. 31, 2023
Notes Tables  
Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Cash consideration paid at closing

  $ 24,250,000  

Post-closing adjustment

    225,000  

Total consideration transferred

  $ 24,475,000  
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Current assets

  $ 6,620,000  

Property and equipment

    198,000  

Intangible assets

    13,840,000  

Goodwill

    5,617,000  

Non-interest bearing liabilities

    (1,800,000 )

Net assets acquired at fair value

  $ 24,475,000  
Business Acquisition, Pro Forma Information [Table Text Block]
   

Three Months Ended January 31,

 
   

2023

   

2022

 
                 

Revenue

  $ 18,343     $ 21,969  

Net (loss) income

    (1,162 )     839  
                 
Earnings per share                

Basic

  $ (0.11 )   $ 0.08  

Diluted

  $ (0.11 )   $ 0.08  
                 

Basic

    10,222,540       10,067,186  

Diluted

    10,222,540       10,215,815