Accrued Expenses (Details) - USD ($) $ in Thousands	Jul. 31, 2019	Apr. 30, 2019	Oct. 31, 2018	Jul. 31, 2018	Apr. 30, 2018	Oct. 31, 2017
Accrued expenses
Land, land development and construction	$ 167,971		$ 213,641
Compensation and employee benefits	159,083		159,374
Escrow liability	34,031		32,543
Self-insurance	184,355		168,012
Warranty	208,919	$ 223,655	258,831	$ 277,753	$ 297,343	$ 329,278
Deferred income	42,284		42,179
Interest	45,083		40,325
Commitments to unconsolidated entities	8,478		10,553
Other	45,736		48,123
Accrued expenses, Total	$ 895,940		$ 973,581