Inventory (Details 2) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2019	Apr. 30, 2018	Apr. 30, 2019	Apr. 30, 2018
Schedule of inventory [Line Items]
Inventory Write-down	$ 19,394	$ 13,832	$ 26,956	$ 17,685
Land controlled for future communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	1,899	260	3,676	377
Land Owned for Future Communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down		247		247
Operating communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	$ 17,495	$ 13,325	$ 23,280	$ 17,061