Receivables, Prepaid Expenses, and Other Assets (Details) - USD ($) $ in Thousands	Jan. 31, 2021	Oct. 31, 2020
Receivables, prepaid expenses and other assets [Line Items]
Assets	$ 10,863,993	$ 11,065,733
Expected recoveries from insurance carriers and others	77,180	79,269
Improvement cost receivable	85,539	86,116
Escrow cash held by our captive title company	28,540	24,712
Property held for rental apartment and commercial development	504,580	542,796
Prepaid expenses	29,472	28,104
Right-of-Use Asset	101,495	105,004
Other	80,969	90,293
Receivables, prepaid expenses and other assets	907,775	956,294
Variable Interest Entity, Primary Beneficiary [Member] | Rental Joint Ventures, including the Trust [Member]
Receivables, prepaid expenses and other assets [Line Items]
Assets	$ 113,300	$ 163,000