Loans Payable, Senior Notes and Mortgage Company Loan Facility Credit Facility (Details Textual 2) - USD ($) $ in Thousands	9 Months Ended
	Jul. 31, 2021	Oct. 31, 2020
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 2,376,221
Long-term line of credit	1,679,846
Oct 2019 Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 1,905,000
Debt Instrument, Term	5 years
Maximum Permissible Leverage Ratio	175.00%
Minimum Net Worth Required for Compliance	$ 2,150,000
Existing Leverage Ratio	0.49
Tangible Net Worth	$ 4,970,000
Ability to repurchase common stock	3,770,000
Ability to pay dividends	2,820,000
Long-term line of credit	0
Letters of Credit Outstanding, Amount	$ 115,300
Debt Instrument, Interest Rate at Period End	1.44%
Oct 2020 Revolving Credit Facility Extension Agreement
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity		$ 1,850,000