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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

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