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Note 5 - Variable Interest Entities (Details) (USD $) | Apr. 30, 2015
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Variable Interest Entities Disclosure [Abstract] |
Deposits Associated with Land and Lot Options of Unconsolidated Variable Interest Entities | $ 87,200,000 hov_DepositsAssociatedWithLandAndLotOptionsOfUnconsolidatedVariableInterestEntities
Purchase Price Associated with Land and Lot Options of Unconsolidated Variable Interest Entities | $ 1,300,000,000 hov_PurchasePriceAssociatedWithLandAndLotOptionsOfUnconsolidatedVariableInterestEntities

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- 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

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- 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

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- Details
Name: | hov_VariableInterestEntitiesDisclosureAbstract
Namespace Prefix: | hov_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration