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Investments
12 Months Ended
Nov. 06, 2021
Investments, Debt and Equity Securities [Abstract]  
Investments
NOTE 2 Investments
The following is a summary of short-term investments (available for sale):
 
     November 6, 2021  
     Amortized Cost      Gross
Unrealized
Gains
     Gross
Unrealized
Losses
     Estimated Fair
Value
 
Equity securities in a public company
   $ 167,930      $ 453,998      $ —        $ 621,928  
    
 
 
    
 
 
    
 
 
    
 
 
 
 
     October 31, 2020  
     Amortized Cost      Gross
Unrealized
Gains
     Gross
Unrealized
Losses
     Estimated Fair
Value
 
Equity securities in a public company
   $ 167,930      $ 191,030      $ —        $ 358,960  
    
 
 
    
 
 
    
 
 
    
 
 
 
The fair values were estimated based on unadjusted quoted prices at each respective period end.​​​​​​​