Accrued Expenses (Details) - USD ($) $ in Thousands	Jul. 31, 2018	Apr. 30, 2018	Oct. 31, 2017	Jul. 31, 2017	Apr. 30, 2017	Oct. 31, 2016
Accrued expenses
Land, land development and construction	$ 166,034		$ 146,168
Compensation and employee benefits	150,679		149,145
Escrow liability	33,105		45,209
Self-insurance	163,330		149,303
Warranty	277,753	$ 297,343	329,278	$ 344,365	$ 355,934	$ 370,992
Deferred income	38,102		42,798
Interest	45,809		36,035
Commitments to unconsolidated entities	8,945		8,870
Other	52,327		52,547
Accrued expenses, Total	$ 936,084		$ 959,353