v3.26.1
Note 11 - Mortgages (Details Textual) - USD ($)
$ in Millions
6 Months Ended
Apr. 30, 2026
May 01, 2026
Oct. 31, 2025
JP Morgan Chase Bank [Member]      
Debt Instrument [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 50.0    
Warehouse Agreement Borrowings $ 16.0   $ 0.0
Line of Credit Facility, Expiration Date Mar. 31, 2027    
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 $ 100.0    
Warehouse Agreement Borrowings $ 27.6   17.8
Line of Credit Facility, Expiration Date Mar. 03, 2027    
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 $ 50.0    
Warehouse Agreement Borrowings $ 43.5   35.9
Line of Credit Facility, Expiration Date Jul. 13, 2026    
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%    
Plains Capital Bank [Member]      
Debt Instrument [Line Items]      
Warehouse Agreement Borrowings $ 14.5   40.6
Line of Credit Facility, Maximum Borrowing Capacity Reversion After Initial Period $ 75.0 $ 50.0  
Line of Credit Facility, Expiration Date May 31, 2027    
Plains Capital Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]      
Debt Instrument [Line Items]      
Debt Instrument Variable Rate Basis Floor Rate 5.50%    
Plains Capital 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%    
Nonrecourse Mortgages Secured By Inventory [Member] | Mortgages [Member] | Home Building [Member]      
Debt Instrument [Line Items]      
Secured Debt $ 32.7   29.5
Debt Instrument, Collateral Amount $ 55.2   $ 113.9
Debt, Weighted Average Interest Rate 7.20%   7.40%