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Note 6 - Warranty Costs (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014	Oct. 31, 2014
Product Warranties Disclosures [Abstract]
Cash Received From Subcontractors For Owner Controlled Insurance Program			$ 1.3hov_CashReceivedFromSubcontractorsForOwnerControlledInsuranceProgram	$ 1.0hov_CashReceivedFromSubcontractorsForOwnerControlledInsuranceProgram
General Liability Insurance, Deductible	20hov_GeneralLiabilityInsuranceDeductible		20hov_GeneralLiabilityInsuranceDeductible		20hov_GeneralLiabilityInsuranceDeductible
Bodily Injury Insurance, Deductible	0.25hov_BodilyInjuryInsuranceDeductible		0.25hov_BodilyInjuryInsuranceDeductible		0.25hov_BodilyInjuryInsuranceDeductible
Bodily Injury Insurance, Limit	5hov_BodilyInjuryInsuranceLimit		5hov_BodilyInjuryInsuranceLimit		5hov_BodilyInjuryInsuranceLimit
Aggregate Retention for Construction Defects, Warranty and Bodily Injury Claims	21hov_AggregateRetentionForConstructionDefectsWarrantyandBodilyInjuryClaims		21hov_AggregateRetentionForConstructionDefectsWarrantyandBodilyInjuryClaims		21hov_AggregateRetentionForConstructionDefectsWarrantyandBodilyInjuryClaims
Payments by Insurance Companies for Claims	$ 18.1hov_PaymentsByInsuranceCompaniesForClaims	$ 1.3hov_PaymentsByInsuranceCompaniesForClaims	$ 18.3hov_PaymentsByInsuranceCompaniesForClaims	$ 4.2hov_PaymentsByInsuranceCompaniesForClaims

X

- Definition

Aggregate annual retention for construction defect, warranty and bodily injury claims.

+ References

No definition available.

+ Details

Name:	hov_AggregateRetentionForConstructionDefectsWarrantyandBodilyInjuryClaims
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Annual deductible for bodily injury claims.

+ References

No definition available.

+ Details

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Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The limit on our deductible for bodily injury claims.

+ References

No definition available.

+ Details

Name:	hov_BodilyInjuryInsuranceLimit
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of cash received from subcontractors for owner controlled insurance program, which we accounted for as a reduction to inventory.

+ References

No definition available.

+ Details

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Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Annual deductible under our general liability insurance per occurrence for construction defects and warranty claims on homes delivered.

+ References

No definition available.

+ Details

Name:	hov_GeneralLiabilityInsuranceDeductible
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Insurance claims paid by our insurance carriers, excluding insurance deductibles paid.

+ References

No definition available.

+ Details

Name:	hov_PaymentsByInsuranceCompaniesForClaims
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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X

- Details

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