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Note 8 - Mortgages (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2023
Oct. 31, 2022
JP Morgan Chase Bank [Member]    
Line of Credit Facility, Maximum Borrowing Capacity $ 75,000  
Warehouse Agreement Borrowings $ 31,400 $ 14,100
JP Morgan Chase Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Minimum [Member]    
Debt Instrument, Basis Spread on Variable Rate 2.125%  
JP Morgan Chase Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Maximum [Member]    
Debt Instrument, Basis Spread on Variable Rate 2.375%  
Customers Bank [Member]    
Line of Credit Facility, Maximum Borrowing Capacity $ 50,000  
Warehouse Agreement Borrowings $ 41,100 43,100
Customers Bank [Member] | Bloomberg Short-term Bank Yield Index (BSBY) [Member] | Minimum [Member]    
Debt Instrument, Basis Spread on Variable Rate 2.125%  
Customers Bank [Member] | Bloomberg Short-term Bank Yield Index (BSBY) [Member] | Maximum [Member]    
Debt Instrument, Basis Spread on Variable Rate 4.50%  
Nonrecourse Mortgages Secured By Inventory [Member] | Mortgages [Member] | Homebuilding [Member]    
Secured Debt $ 91,539 144,805
Debt Instrument, Collateral Amount $ 331,600 $ 418,900
Debt, Weighted Average Interest Rate 8.50% 6.70%
Comerica Master Repurchase Agreement [Member]    
Line of Credit Facility, Maximum Borrowing Capacity $ 60,000  
Warehouse Agreement Borrowings 38,300 $ 37,100
Line of Credit Facility, Maximum Borrowing Capacity Reversion After Initial Period $ 50,000  
Comerica Master Repurchase Agreement [Member] | Bloomberg Short-term Bank Yield Index (BSBY) [Member]    
Debt Instrument Variable Rate Basis Floor Rate 0.50%  
Comerica Master Repurchase Agreement [Member] | Bloomberg Short-term Bank Yield Index (BSBY) [Member] | Minimum [Member]    
Debt Instrument, Basis Spread on Variable Rate 1.75%  
Comerica Master Repurchase Agreement [Member] | Bloomberg Short-term Bank Yield Index (BSBY) [Member] | Maximum [Member]    
Debt Instrument, Basis Spread on Variable Rate 3.25%