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Real Estate Development (Details)
12 Months Ended 37 Months Ended
Oct. 31, 2025
USD ($)
Oct. 31, 2024
USD ($)
Oct. 31, 2023
USD ($)
Oct. 31, 2025
USD ($)
residential_unit
May 03, 2024
USD ($)
Apr. 30, 2024
residential_unit
Mar. 31, 2024
residential_unit
Feb. 22, 2023
USD ($)
Oct. 31, 2022
Feb. 28, 2018
USD ($)
Jan. 31, 2018
USD ($)
Nov. 30, 2015
Oct. 31, 2005
a
project
Real Estate Properties [Line Items]                          
Real estate development assets $ 10,628,000 $ 10,201,000   $ 10,628,000                  
Outstanding loan balance 72,481,000 40,590,000   72,481,000                  
Equity method investments 2,742,000 693,000 $ 847,000                    
Proceeds from residential units sold 41,000 122,000 $ 122,000                    
LLCB and LLCB II                          
Real Estate Properties [Line Items]                          
Number of residential units within entitled lots | residential_unit           2,050 1,500            
LLCB                          
Real Estate Properties [Line Items]                          
Cash and cash equivalents 31,227,000     $ 31,227,000                  
Number of residential units sold | residential_unit       1,261                  
Unsecured Line of Credit Loan Agreement and Promissory Note                          
Real Estate Properties [Line Items]                          
Estimated value of the guarantee obligation                   $ 1,080,000      
Unsecured Line of Credit Loan Agreement and Promissory Note | LLCB                          
Real Estate Properties [Line Items]                          
Face amount of loan                     $ 45,000,000    
Maximum borrowing capacity               $ 35,000,000          
Outstanding loan balance         $ 0                
LLCB                          
Real Estate Properties [Line Items]                          
Proceeds from residential units sold 10,004,000 15,005,000                      
LLCB | Related Party                          
Real Estate Properties [Line Items]                          
Payables to related parties 3,444,000 3,444,000   $ 3,444,000                  
East Areas I and II                          
Real Estate Properties [Line Items]                          
Number of real estate properties | project                         2
Land for real estate development (in acres) | a                         550
East Area II                          
Real Estate Properties [Line Items]                          
Real estate development assets 10,624,000 10,201,000   $ 10,624,000                  
East Area I | LLCB II                          
Real Estate Properties [Line Items]                          
Deferred on sales of investment real estate   465,000                      
East Area I | Lewis Group of Companies | LLCB                          
Real Estate Properties [Line Items]                          
Equity method investment ownership percentage                 50.00%     50.00%  
LLCB II                          
Real Estate Properties [Line Items]                          
Equity method investments $ 2,150,000 $ 480,000