Receivables, Prepaid Expenses, and Other Assets (Details) - USD ($) $ in Thousands	Jul. 31, 2018	Oct. 31, 2017
Receivables, prepaid expenses and other assets [Abstract]
Expected recoveries from insurance carriers and others	$ 139,413	$ 153,774
Improvement cost receivable	100,690	99,311
Escrow cash held by our captive title company	33,037	45,923
Property held for rental apartment development	255,616	146,288
Prepaid expenses	21,787	23,223
Other	71,859	73,698
Receivables, Prepaid Expenses and Other Assets	$ 622,402	$ 542,217