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Loans Payable, Senior Notes and Mortgage Company Loan Facility Mortgage Company Loan Facility (Details Textual 5) - USD ($)
$ in Thousands
1 Months Ended
Dec. 05, 2023
Apr. 30, 2022
Apr. 30, 2024
Oct. 31, 2023
Line of Credit Facility [Line Items]        
Line of credit facility, maximum borrowing capacity     $ 4,414,629 $ 4,562,255
Warehouse Agreement Borrowings [Member]        
Line of Credit Facility [Line Items]        
Line of Credit Facility, Current Borrowing Capacity $ 75,000   75,000  
Line of credit facility, maximum borrowing capacity $ 150,000   $ 150,000  
Debt Instrument, Interest Rate, Effective Percentage     7.08%  
Bloomsberg Short-Term Bank Yield Index (BSBY) | Warehouse Agreement Borrowings [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate   1.75%    
Bloomsberg Short-Term Bank Yield Index (BSBY) | Warehouse Agreement Borrowings [Member] | Interest Rate Floor        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate   0.50%    
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Warehouse Agreement Borrowings [Member]        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate 1.75%      
Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Warehouse Agreement Borrowings [Member] | Interest Rate Floor        
Line of Credit Facility [Line Items]        
Debt Instrument, Basis Spread on Variable Rate 2.50%