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Fair Values of Financial Investments (Tables)
 12 Months Ended
Nov. 06, 2021
Fair Value Disclosures [Abstract]  
Summary of Assets and Liabilities Measured at Fair Value The following table represents the Company’s financial assets and liabilities which are carried at fair value at November 6, 2021 and October 31, 2020.
     November 6, 2021  
     Level 1      Level 2      Level 3  
Equity securities in a public company
    $ 621,928      $ —      $ —  
    
 
 
     
 
 
     
 
 
  
 
     October 31, 2020  
     Level 1      Level 2      Level 3  
Equity securities in a public company
    $ 358,960      $ —      $ —