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Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) (USD $) | 3 Months Ended | 6 Months Ended | 0 Months Ended |  |
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Apr. 30, 2014 | Apr. 30, 2015 | Apr. 30, 2014 | Jan. 10, 2014 | Nov. 05, 2014 | Oct. 31, 2014 | Feb. 09, 2014
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Covenant Fixed Charge Coverage Ratio Minimum |  | 2.0 hov_DebtCovenantFixedChargeCoverageRatioMinimum |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage |  | 7.625%us-gaap_PreferredStockDividendRatePercentage |  |  |  |  |
Gains (Losses) on Extinguishment of Debt (in Dollars) | $ (1,155,000)us-gaap_GainsLossesOnExtinguishmentOfDebt |  | $ (1,155,000)us-gaap_GainsLossesOnExtinguishmentOfDebt |  |  |  |
Redemption With Net Cash Proceeds From Certain Equity Offerings [Member] | Debt Instrument, Redemption, Period One [Member] | Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  | 107.00%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodOneMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember / us-gaap_StatementScenarioAxis = hov_RedemptionWithNetCashProceedsFromCertainEquityOfferingsMember |  |  |
Debt Instrument, Redemption, Period One [Member] | Maximum [Member] | Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed |  |  |  | 35.00%us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodOneMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |  |
Debt Instrument, Redemption, Period One [Member] | Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  | 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodOneMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Debt Instrument, Redemption, Period One [Member] | Senior Notes [Member] | 8.0% Senior Notes Due 2019 [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  |  | 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_EightPercentSeniorNotesDueTwoThousandNineteenMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodOneMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |
Debt Instrument, Redemption, Period Two [Member] | Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  | 103.50%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodTwoMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Debt Instrument, Redemption, Period Two [Member] | Senior Notes [Member] | 8.0% Senior Notes Due 2019 [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  |  | 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_EightPercentSeniorNotesDueTwoThousandNineteenMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodTwoMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |
Debt Instrument, Redemption, Period Three [Member] | Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  | 101.75%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodThreeMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Debt Instrument, Redemption, Period Four [Member] | Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Redemption Price, Percentage |  |  |  | 100.00%us-gaap_DebtInstrumentRedemptionPricePercentage / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_DebtInstrumentRedemptionPeriodAxis = us-gaap_DebtInstrumentRedemptionPeriodFourMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Restricted Cash [Member] | Senior Secured Notes [Member] | The 7.25% 2020 Notes and 9.125% 2020 Notes [Member] | Letter of Credit [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Cash Collateral for Borrowed Securities (in Dollars) |  | 2,600,000 us-gaap_CashCollateralForBorrowedSecurities / us-gaap_BalanceSheetLocationAxis = hov_RestrictedCashMember / us-gaap_CreditFacilityAxis = us-gaap_LetterOfCreditMember / us-gaap_DebtInstrumentAxis = hov_The7252020NotesAnd91252020NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  | 5,600,000 us-gaap_CashCollateralForBorrowedSecurities / us-gaap_BalanceSheetLocationAxis = hov_RestrictedCashMember / us-gaap_CreditFacilityAxis = us-gaap_LetterOfCreditMember / us-gaap_DebtInstrumentAxis = hov_The7252020NotesAnd91252020NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |
Senior Secured Notes [Member] | The 5.0% 2021 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 5.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The502021NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  | 5.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The502021NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |
Senior Secured Notes [Member] | The 2.0% 2021 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 2.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The202021NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  | 2.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The202021NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |
Senior Secured Notes [Member] | The 7.25% 2020 Notes and 9.125% 2020 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  | 7.25%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The7252020NotesAnd91252020NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  |  |
Debt Instrument, Collateral Amount (in Dollars) |  | 786,200,000 us-gaap_DebtInstrumentCollateralAmount / us-gaap_DebtInstrumentAxis = hov_The7252020NotesAnd91252020NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  |  |
Cash Collateral for Borrowed Securities (in Dollars) |  | 221,100,000 us-gaap_CashCollateralForBorrowedSecurities / us-gaap_DebtInstrumentAxis = hov_The7252020NotesAnd91252020NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  |  |
Senior Secured Notes [Member] | The 2.0% 2021 Notes Member and 5.0% 2021 Notes [Member] | Secured Group [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures (in Dollars) |  | 66,700,000 us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures / us-gaap_DebtInstrumentAxis = hov_The202021NotesMemberAnd502021NotesMember / dei_LegalEntityAxis = hov_SecuredGroupMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  |  |
Senior Secured Notes [Member] | The 2.0% 2021 Notes Member and 5.0% 2021 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Collateral Amount (in Dollars) |  | 141,000,000 us-gaap_DebtInstrumentCollateralAmount / us-gaap_DebtInstrumentAxis = hov_The202021NotesMemberAnd502021NotesMember / us-gaap_LongtermDebtTypeAxis = hov_SeniorSecuredNotesMember |  |  |  |  |
Senior Notes [Member] | The 7.0% 2019 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  | 7.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Debt Instrument, Face Amount (in Dollars) |  |  |  | 150,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Proceeds from Issuance of Long-term Debt (in Dollars) |  |  |  | 147,800,000 us-gaap_ProceedsFromIssuanceOfLongTermDebt / us-gaap_DebtInstrumentAxis = hov_The702019NotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |
Senior Notes [Member] | The 6.25% 2015 Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  | 6.25%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_The6252015NotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Debt Instrument, Repurchased Face Amount (in Dollars) |  |  |  |  |  |  | 21,400,000 us-gaap_DebtInstrumentRepurchasedFaceAmount / us-gaap_DebtInstrumentAxis = hov_The6252015NotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember
Gains (Losses) on Extinguishment of Debt (in Dollars) | (1,200,000)us-gaap_GainsLossesOnExtinguishmentOfDebt / us-gaap_DebtInstrumentAxis = hov_The6252015NotesMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |  |  |  |
Senior Notes [Member] | 8.0% Senior Notes Due 2019 [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  | 8.00%us-gaap_DebtInstrumentInterestRateStatedPercentage / us-gaap_DebtInstrumentAxis = hov_EightPercentSeniorNotesDueTwoThousandNineteenMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |
Debt Instrument, Face Amount (in Dollars) |  |  |  |  | 250,000,000 us-gaap_DebtInstrumentFaceAmount / us-gaap_DebtInstrumentAxis = hov_EightPercentSeniorNotesDueTwoThousandNineteenMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |
Proceeds from Issuance of Long-term Debt (in Dollars) |  |  |  |  | 245,700,000 us-gaap_ProceedsFromIssuanceOfLongTermDebt / us-gaap_DebtInstrumentAxis = hov_EightPercentSeniorNotesDueTwoThousandNineteenMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |
Senior Notes [Member] |  |  |  |  |  |  |
Note 11 - Senior Secured, Senior, Senior Amortizing, and Senior Exchangeable Notes (Details) [Line Items] |  |  |  |  |  |  |
Debt Collateral (in Dollars) |  | 38,300,000 hov_DebtCollateral / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorNotesMember |  |  |  |  |

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