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Note 8 - Mortgages (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2024
Jul. 24, 2024
Oct. 31, 2023
JP Morgan Chase Bank [Member]      
Debt Instrument [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 50,000    
Warehouse Agreement Borrowings $ 7,300   $ 31,400
JP Morgan Chase Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Minimum [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 2.00%    
JP Morgan Chase Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Maximum [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 2.25%    
Customers Bank [Member]      
Debt Instrument [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 100,000 $ 75,000  
Warehouse Agreement Borrowings $ 78,600   41,100
Line of Credit Facility, Maximum Borrowing Capacity Reversion After Initial Period   $ 50,000  
Customers Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Minimum [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 2.125%    
Customers Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Maximum [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 4.50%    
Hinsdale Bank & Trust Company, N.A. [Member]      
Debt Instrument [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 50,000    
Warehouse Agreement Borrowings $ 45,500    
Hinsdale Bank & Trust Company, N.A. [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Basis Spread on Variable Rate 1.75%    
Debt Instrument Variable Rate Basis Floor Rate 2.75%    
Nonrecourse Mortgages Secured By Inventory [Member] | Mortgages [Member] | Homebuilding [Member]      
Debt Instrument [Line Items]      
Secured Debt $ 90,700   91,500
Debt Instrument, Collateral Amount $ 249,700   $ 331,600
Debt, Weighted Average Interest Rate 8.70%   8.50%