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Real Estate Development - Narrative (Details)
1 Months Ended 3 Months Ended 47 Months Ended
Sep. 30, 2022
USD ($)
Nov. 30, 2021
USD ($)
Jan. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Jul. 31, 2022
USD ($)
Jan. 31, 2022
USD ($)
residentialUnit
Jan. 31, 2021
USD ($)
Oct. 31, 2021
USD ($)
Nov. 10, 2015
USD ($)
Oct. 31, 2005
a
property
Real Estate Properties [Line Items]                    
Real estate investments, joint ventures           $ 4,900,000        
Line of Credit Facility Extension Option Period           1 year        
Loan balance           $ 144,549,000   $ 132,825,000    
Net proceeds from sale of real estate property           2,543,000   2,543,000    
Collection on loan and note receivable           $ 250,000 $ 25,000      
Sevilla | Disposal Group, Not Discontinued Operations | Forecast                    
Real Estate Properties [Line Items]                    
Consideration for sale of property         $ 2,700,000          
Cash proceeds from sale of real estate         $ 2,550,000          
LLCB                    
Real Estate Properties [Line Items]                    
Number of residential units sold | residentialUnit           586        
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        
Unsecured Line of Credit Loan Agreement and Promissory Note | LIBOR | LLCB                    
Real Estate Properties [Line Items]                    
Basis spread on variable rate     2.85%              
LLCB | Affiliated Entity                    
Real Estate Properties [Line Items]                    
Payables to related parties           5,771,000   5,771,000    
East Areas I and II                    
Real Estate Properties [Line Items]                    
Number of real estate properties | property                   2
Number of acres of land for real estate development | a                   550
East Area I | Lewis Group of Companies                    
Real Estate Properties [Line Items]                    
Ownership percentage                 50.00%  
Equity method investment, aggregate cost                 $ 20,000,000  
Centennial Property                    
Real Estate Properties [Line Items]                    
Net proceeds from sale of real estate property       $ 2,983,000            
Net proceeds from sales of real estate development assets       3,250,000            
Proceeds from issuance of debt       $ 3,000,000            
Collection on loan and note receivable   $ 250,000           $ 400,000    
Interest rate   4.00%                
Carrying value of note           $ 2,350,000        
Centennial Property | Forecast                    
Real Estate Properties [Line Items]                    
Collection on loan and note receivable $ 250,000