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Inventory (Details 2) - USD ($)
$ in Thousands
3 Months Ended
Jan. 31, 2017
Jan. 31, 2016
Schedule of inventory [Line Items]    
Inventory Write-down $ 4,661 $ 1,281
Land controlled for future communities [Member]    
Schedule of inventory [Line Items]    
Inventory Write-down 661 381
Land Owned for Future Communities [Member]    
Schedule of inventory [Line Items]    
Inventory Write-down 300
Operating communities [Member]    
Schedule of inventory [Line Items]    
Inventory Write-down $ 4,000 $ 600