Inventory (Details 2) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Schedule of inventory [Line Items]
Inventory Write-down	$ 4,256	$ 6,353	$ 8,917	$ 7,634
Land controlled for future communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	121	253	782	634
Land Owned for Future Communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	1,200		1,200	300
Operating communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	$ 2,935	$ 6,100	$ 6,935	$ 6,700