Loans Payable, Senior Notes and Mortgage Company Loan Facility Mortgage Company Loan Facility (Details Textual 5) - USD ($) $ in Thousands	1 Months Ended
	Apr. 30, 2022	Jul. 31, 2023	Oct. 31, 2022
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity		$ 4,434,016	$ 4,094,096
Warehouse Agreement Borrowings [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Current Borrowing Capacity		75,000
Line of credit facility, maximum borrowing capacity		$ 150,000
Debt Instrument, Interest Rate, Effective Percentage		7.12%
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%