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Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) (USD $) | 12 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2014 | Oct. 31, 2013 | Nov. 02, 2011
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Number of Wholly Owned Subsidiaries | 1 hov_NumberOfWhollyOwnedSubsidiaries |  |
Exchangeable Note Unit Rate Stated Percentage | 6.00%hov_ExchangeableNoteUnitRateStatedPercentage |  |
Direct or Indirect Ownership in Guarantor Subsidiaries Percentage | 100.00%hov_DirectOrIndirectOwnershipInGuarantorSubsidiariesPercentage |  |
Senior Secured Notes [Member] | Subsidiary Issuer [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Debt Instrument, Face Amount | 992,000,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |
Senior Notes | 979,900,000 us-gaap_SeniorNotes / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |
Senior Secured Notes [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Senior Notes | 979,935,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember | 978,611,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Subsidiary Issuer [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Debt Instrument, Face Amount | 591,100,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember / us-gaap_LongtermDebtTypeAxis = hov_UnsecuredSeniorNotesExcludingSeniorAmortizingNotesAndSeniorExchangeableNotesMember |  |
Senior Notes | 590,500,000 us-gaap_SeniorNotes / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember / us-gaap_LongtermDebtTypeAxis = hov_UnsecuredSeniorNotesExcludingSeniorAmortizingNotesAndSeniorExchangeableNotesMember |  |
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Debt Instrument, Face Amount |  |  | 195,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_LongtermDebtTypeAxis = hov_UnsecuredSeniorNotesExcludingSeniorAmortizingNotesAndSeniorExchangeableNotesMember
Senior Notes | 590,472,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_UnsecuredSeniorNotesExcludingSeniorAmortizingNotesAndSeniorExchangeableNotesMember | 461,210,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_UnsecuredSeniorNotesExcludingSeniorAmortizingNotesAndSeniorExchangeableNotesMember |
Senior Amortizing Notes [Member] | Subsidiary Issuer [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Debt Instrument, Face Amount | 17,000,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorAmortizingNotesMember |  |
Senior Amortizing Notes [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Senior Notes | 17,049,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_SeniorAmortizingNotesMember | 20,857,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_SeniorAmortizingNotesMember |
Senior Exchangeable Notes [Member] | Subsidiary Issuer [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Debt Instrument, Face Amount | 70,100,000 us-gaap_DebtInstrumentFaceAmount / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorExchangeableNotesMember |  |
Senior Exchangeable Notes [Member] |  |  |
Note 23 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items] |  |  |
Senior Notes | 70,101,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_SeniorExchangeableNotesMember | $ 66,615,000 us-gaap_SeniorNotes / us-gaap_LongtermDebtTypeAxis = hov_SeniorExchangeableNotesMember |

X
- Definition Percentage of direct or indirect ownership of the guarantor subsidiaries of the parent. + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exchangeable Note Unit Rate Stated Percentage + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of wholly owned subsidiaries of Hovnanian Enterprises, Inc. that acts as a finance entity. + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.16(a)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 16 -Article 9 + Details
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Balance Type: | credit
Period Type: | instant

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- Details
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- Details
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- Details
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- Details
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