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Note 19 - Variable Interest Entities (Details Textual) - USD ($) $ in Millions | Oct. 31, 2024 | Oct. 31, 2023
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Variable Interest Entity |  |
Deposits Associated with Land and Lot Options of Unconsolidated Variable Interest Entities | $ 264.8 | $ 192.3
Purchase Price Associated with Land and Lot Options of Unconsolidated Variable Interest Entities | $ 3,000.0 | $ 2,200.0

X
- Definition Cash and letter of credit deposits associated with land and lot options of unconsolidated variable interest entities. + References No definition available. + Details
Name: | hov_DepositsAssociatedWithLandAndLotOptionsOfUnconsolidatedVariableInterestEntities
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Purchase price associated with land and lot options of unconsolidated variable interest entities. + References No definition available. + Details
Name: | hov_PurchasePriceAssociatedWithLandAndLotOptionsOfUnconsolidatedVariableInterestEntities
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Cash and letter of credit deposits associated with land and lot options of unconsolidated variable interest entities. + References No definition available. + Details
Name: | hov_VariableInterestEntityDisclosureAbstract
Namespace Prefix: | hov_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration