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Note 11 - Operating and Reporting Segments (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Oct. 31, 2014
Note 11 - Operating and Reporting Segments (Details) [Line Items] |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | $ (285.1)us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Homebuilding [Member] |
Note 11 - Operating and Reporting Segments (Details) [Line Items] |
Number of Reportable Segments | 6 us-gaap_NumberOfReportableSegments / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember

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Namespace Prefix: | hov_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=37586315&loc=d3e32123-109318 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
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Period Type: | duration

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=hov_HomebuildingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |