Loans Payable, Senior Notes and Mortgage Company Loan Facility Credit Facility (Details Textual 2) - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2022	May 31, 2022	Oct. 31, 2021
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 3,297,331
Long-term line of credit	1,867,508
Oct 2021 Revolving Credit Facility Extension Agreement
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 1,905,000		$ 1,780,000
Maximum Permissible Leverage Ratio	175.00%
Minimum Net Worth Required for Compliance	$ 2,080,000
Existing Leverage Ratio	0.46
Tangible Net Worth	$ 5,310,000
Ability to repurchase common stock	4,240,000
Ability to pay dividends	3,230,000
Long-term line of credit	0
Letters of Credit Outstanding, Amount	$ 84,000
Debt Instrument, Interest Rate at Period End	1.97%
Oct 2021 Revolving Credit Facility Extension Agreement | Subsequent Event [Member]
Line of Credit Facility [Line Items]
Long-term line of credit		$ 200,000