Receivables, Prepaid Expenses, and Other Assets (Details) - USD ($) $ in Thousands	Jan. 31, 2020	Oct. 31, 2019	Jan. 31, 2019
Receivables, prepaid expenses and other assets [Line Items]
Expected recoveries from insurance carriers and others	$ 109,048	$ 114,162
Improvement cost receivable	104,416	100,864
Escrow cash held by our captive title company	38,107	32,863
Property held for rental apartment and commercial development	504,924	367,072
Prepaid expenses	24,652	26,041
Operating Lease, Right-of-Use Asset	108,769	0
Other	88,250	74,439
Receivables, prepaid expenses and other assets	978,166	715,441
Variable Interest Entity, Primary Beneficiary [Member] | Rental Joint Ventures, including Trusts i and II [Member]
Receivables, prepaid expenses and other assets [Line Items]
Variable Interest Entity, Consolidated, Carrying Amount, Assets	$ 157,900	$ 145,800