Inventory (Details 2) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2018	Apr. 30, 2017	Apr. 30, 2018	Apr. 30, 2017
Schedule of inventory [Line Items]
Inventory Write-down	$ 13,832	$ 4,256	$ 17,685	$ 8,917
Land controlled for future communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	260	121	377	782
Land Owned for Future Communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	247	1,200	247	1,200
Operating communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	$ 13,325	$ 2,935	$ 17,061	$ 6,935