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Inventory (Details 2) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2020 | Apr. 30, 2019 | Apr. 30, 2020 | Apr. 30, 2019
Schedule of inventory [Line Items] |  |  |  |
Inventory Write-down | $ 14,214 | $ 19,394 | $ 15,245 | $ 26,956
Land controlled for future communities [Member] |  |  |  |
Schedule of inventory [Line Items] |  |  |  |
Inventory Write-down | 11,809 | 1,899 | 12,840 | 3,676
Land controlled for future communities [Member] | Mid-Atlantic [Member] |  |  |  |
Schedule of inventory [Line Items] |  |  |  |
Inventory Write-down | 10,700 |  | 10,700 |
Land Owned for Future Communities [Member] |  |  |  |
Schedule of inventory [Line Items] |  |  |  |
Inventory Write-down | 2,105 |  | 2,105 |
Operating communities [Member] |  |  |  |
Schedule of inventory [Line Items] |  |  |  |
Inventory Write-down | $ 300 | $ 17,495 | $ 300 | $ 23,280

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- Definition Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=116847112&loc=d3e4542-108314 + Details
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