Inventory (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Schedule of inventory [Line Items]
Inventory Write-down	$ 12,166	$ 1,924	$ 13,310	$ 3,906
Land controlled for future communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	366	324	610	1,006
Land Owned for Future Communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	700		700
Operating communities [Member]
Schedule of inventory [Line Items]
Inventory Write-down	$ 11,100	$ 1,600	$ 12,000	$ 2,900