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Note 4 - Reduction of Inventory to Fair Value (Details) (USD $)	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014	Oct. 31, 2014
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Number Of Communities Evaluated For Impairment	508hov_NumberOfCommunitiesEvaluatedForImpairment		508hov_NumberOfCommunitiesEvaluatedForImpairment
Number of Communities Performed Detailed Impairment Calculations	15hov_NumberOfCommunitiesPerformedDetailedImpairmentCalculations		15hov_NumberOfCommunitiesPerformedDetailedImpairmentCalculations
Carrying Value Of Communities Tested For Impairment	$ 77,400,000hov_CarryingValueOfCommunitiesTestedForImpairment		$ 77,400,000hov_CarryingValueOfCommunitiesTestedForImpairment
Number Of Communities Tested For Impairment For Which Undiscounted Future Cash Flow Only Exceeded Carrying Amount By Less Than 20%	7hov_NumberOfCommunitiesTestedForImpairmentForWhichUndiscountedFutureCashFlowOnlyExceededCarryingAmountByLessThan20Percent		7hov_NumberOfCommunitiesTestedForImpairmentForWhichUndiscountedFutureCashFlowOnlyExceededCarryingAmountByLessThan20Percent
Carrying Value Of Communities Tested For Impairment For Which Undiscounted Future Cash Flow Only Exceeded Carrying Amount By Less Than 20%	33,000,000hov_CarryingValueOfCommunitiesTestedForImpairmentForWhichUndiscountedFutureCashFlowOnlyExceededCarryingAmountByLessThan20Percent		33,000,000hov_CarryingValueOfCommunitiesTestedForImpairmentForWhichUndiscountedFutureCashFlowOnlyExceededCarryingAmountByLessThan20Percent
Percentage Undiscounted Cash Flow Exceeds Carrying Amount			20.00%hov_PercentageUndiscountedCashFlowExceedsCarryingAmount
Impairment of Real Estate	3,500,000us-gaap_ImpairmentOfRealEstate	100,000us-gaap_ImpairmentOfRealEstate	4,400,000us-gaap_ImpairmentOfRealEstate	100,000us-gaap_ImpairmentOfRealEstate
Number of Communities Impaired	4hov_NumberOfCommunitiesImpaired	1hov_NumberOfCommunitiesImpaired	5hov_NumberOfCommunitiesImpaired	1hov_NumberOfCommunitiesImpaired
Pre Impairment Value	11,000,000hov_PreImpairmentValue	200,000hov_PreImpairmentValue	16,700,000hov_PreImpairmentValue	200,000hov_PreImpairmentValue
Land Option Write-offs	800,000hov_LandOptionWriteOffs	400,000hov_LandOptionWriteOffs	2,100,000hov_LandOptionWriteOffs	1,100,000hov_LandOptionWriteOffs
Number Of Walk Away Lots	455hov_NumberOfWalkAwayLots	894hov_NumberOfWalkAwayLots	2,155hov_NumberOfWalkAwayLots	2,430hov_NumberOfWalkAwayLots
Number of Communities Mothballed	45hov_NumberOfCommunitiesMothballed		45hov_NumberOfCommunitiesMothballed
Inventory, Real Estate, Mothballed Communities	105,200,000hov_InventoryRealEstateMothballedCommunities		105,200,000hov_InventoryRealEstateMothballedCommunities
Inventory, Real Estate, Mothballed Communities, Accumulated Impairment Charges	412,400,000hov_InventoryRealEstateMothballedCommunitiesAccumulatedImpairmentCharges		412,400,000hov_InventoryRealEstateMothballedCommunitiesAccumulatedImpairmentCharges
Homebuilding [Member] | Land Held for Sale [Member] | Real Estate Inventory [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Fair Value Inputs, Discount Rate				0.00%us-gaap_FairValueInputsDiscountRate / us-gaap_BalanceSheetLocationAxis = hov_RealEstateInventoryMember / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_LandHeldForSaleMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Homebuilding [Member] | Specific Performance [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Inventory Real Estate Specific Performance Options	1,700,000hov_InventoryRealEstateSpecificPerformanceOptions / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_SpecificPerformanceMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		1,700,000hov_InventoryRealEstateSpecificPerformanceOptions / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_SpecificPerformanceMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Liabilities From Inventory Real Estate Not Owned	1,700,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_SpecificPerformanceMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		1,700,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_SpecificPerformanceMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Homebuilding [Member] | Model Sale Leaseback Financing Arrangements [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Liabilities From Inventory Real Estate Not Owned	78,200,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_ModelSaleLeasebackFinancingArrangementsMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		78,200,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_ModelSaleLeasebackFinancingArrangementsMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Inventory Real Estate Other Options	83,200,000hov_InventoryRealEstateOtherOptions / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_ModelSaleLeasebackFinancingArrangementsMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		83,200,000hov_InventoryRealEstateOtherOptions / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_ModelSaleLeasebackFinancingArrangementsMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Homebuilding [Member] | Land Banking Arrangement [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Liabilities From Inventory Real Estate Not Owned	11,100,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_LandBankingArrangementMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		11,100,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_LandBankingArrangementMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Inventory Real Estate Other Options	15,900,000hov_InventoryRealEstateOtherOptions / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_LandBankingArrangementMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		15,900,000hov_InventoryRealEstateOtherOptions / us-gaap_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis = hov_LandBankingArrangementMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Homebuilding [Member] | Real Estate Inventory [Member] | Minimum [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Fair Value Inputs, Discount Rate			17.50%us-gaap_FairValueInputsDiscountRate / us-gaap_BalanceSheetLocationAxis = hov_RealEstateInventoryMember / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Homebuilding [Member] | Real Estate Inventory [Member] | Maximum [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Fair Value Inputs, Discount Rate			19.80%us-gaap_FairValueInputsDiscountRate / us-gaap_BalanceSheetLocationAxis = hov_RealEstateInventoryMember / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember
Homebuilding [Member]
Note 4 - Reduction of Inventory to Fair Value (Details) [Line Items]
Inventory Real Estate Specific Performance Options	1,734,000hov_InventoryRealEstateSpecificPerformanceOptions / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		1,734,000hov_InventoryRealEstateSpecificPerformanceOptions / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		3,479,000hov_InventoryRealEstateSpecificPerformanceOptions / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember	[1]
Liabilities From Inventory Real Estate Not Owned	91,040,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		91,040,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		92,381,000hov_LiabilitiesFromInventoryRealEstateNotOwned / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember	[1]
Inventory Real Estate Other Options	$ 99,072,000hov_InventoryRealEstateOtherOptions / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		$ 99,072,000hov_InventoryRealEstateOtherOptions / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember		$ 105,374,000hov_InventoryRealEstateOtherOptions / us-gaap_StatementBusinessSegmentsAxis = hov_HomebuildingMember	[1]
[1] Derived from the audited balance sheet as of October 31, 2014.

X

- Definition

The aggregate carrying value of communities for which detailed impairment calculations were performed.

+ References

No definition available.

+ Details

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X

- Definition

The aggregate carrying value of communities tested for impairment which had undiscounted future cash flow that only exceeded the carrying amount by less than 20%.

+ References

No definition available.

+ Details

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X

- Definition

The net book value of mothballed communities at the end of the period.

+ References

No definition available.

+ Details

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X

- Definition

The amount of impairment charges recorded to date on our mothballed communities.

+ References

No definition available.

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- Definition

Inventory not owned required to be recorded as a financing in accordance with current accounting standards.

+ References

No definition available.

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- Definition

Inventory under option that it is required to be purchased in the future based on the specific performance terms of the option agreement.

+ References

No definition available.

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- Definition

The charge against earnings in the period to write off costs associated with land options that were terminated.

+ References

No definition available.

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- Definition

Includes the liabilities for the inventory for which we do not have title related to the remaining exercise price of land and lot option purchases contracts; variable interest entities when we are the primary beneficiary; and model sale leaseback financing arrangements.

+ References

No definition available.

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- Definition

Number of communities evaluated for impairment.

+ References

No definition available.

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- Definition

Represents the number of communities with impairment losses.

+ References

No definition available.

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- Definition

The number of mothballed communities at the end of the period.

+ References

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Number of communities for which detailed impairment calculations were performed.

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- Definition

Number of communities tested for impairment which had undiscounted future cash flow that only exceeded the carrying amount by less than 20%.

+ References

No definition available.

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- Definition

The number of lots under option that the Company walked-away from during the period.

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- Definition

Percentage by which undiscounted future cash flow for communities tested for impairment exceeds carrying value under which such carrying amounts are disclosed.

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- Definition

Book value of inventory prior to current period impairment charge.

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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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