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Short-term Investments
6 Months Ended
May 02, 2020
Investments, Debt and Equity Securities [Abstract]  
Short-term Investments
 
Note 3
Short-term Investments
The following is a summary of short-term investments (available for sale):
 
   May 2, 2020 
   Cost   Gross
Unrealized
Gains
   Gross
Unrealized
Losses
   Estimated
Fair Value
 
Equity securities in a public company
  $ 167,930   $ 165,910   $ —     $333,840 
  
 
 
   
 
 
   
 
 
   
 
 
 
 
   November 2, 2019 
   Cost   Gross
Unrealized
Gains
   Gross
Unrealized
Losses
   Estimated
Fair Value
 
Equity securities in a public company
  $ 167,930   $ 353,353   $ —     $521,283 
  
 
 
   
 
 
   
 
 
   
 
 
 
The fair values were estimated based on quoted market prices in active markets at each respective period end.