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Note 12 - Reduction of Inventory to Fair Value - Write-offs and Lots Walked Away From (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2018 | Oct. 31, 2017 | Oct. 31, 2016
Amount of write-offs | $ 1.4 | $ 2.7 | $ 8.9
Homebuilding [Member] |  |  |
Amount of write-offs | 1.4 | 2.7 | 8.9
Homebuilding [Member] | Northeast [Member] |  |  |
Amount of write-offs | 0.6 | 0.5 | 1.6
Homebuilding [Member] | Mid-Atlantic [Member] |  |  |
Amount of write-offs | 0.2 | 0.6 | 0.8
Homebuilding [Member] | Midwest [Member] |  |  |
Amount of write-offs | 0.1 | 0.3 | 1.3
Homebuilding [Member] | Southeast [Member] |  |  |
Amount of write-offs |  | 0.8 | 1.8
Homebuilding [Member] | Southwest [Member] |  |  |
Amount of write-offs | 0.2 | 0.4 | 3.2
Homebuilding [Member] | West [Member] |  |  |
Amount of write-offs | $ 0.3 | $ 0.1 | $ 0.2

X
- Definition The charge against earnings in the period to write off costs associated with land options that were terminated. + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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Data Type: | na
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- Details
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Data Type: | na
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- Details
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- Details
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- Details
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Balance Type: |
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- Details
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