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Note 16 - Warranty Costs (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2024	Oct. 31, 2023
Product Warranty Liability [Line Items]
General Liability Insurance Deductible	$ 30,000	$ 25,000
Increase (Decrease) In Construction Defect Reserves	3,500
CALIFORNIA
Product Warranty Liability [Line Items]
Bodily Injury Insurance Deductible	500	500
Bodily Injury Insurance Limit	30,000	5,000
All States Other Than California [Member]
Product Warranty Liability [Line Items]
Bodily Injury Insurance Deductible	250	250
Bodily Injury Insurance Limit	30,000	5,000
Owner-Controlled Insurance Program for Subcontractors [Member]
Product Warranty Liability [Line Items]
Proceeds from Insurance Premiums Collected	$ 4,700	$ 4,300

X

- Definition

Annual deductible for bodily injury claims.

+ References

No definition available.

+ Details

Name:	hov_BodilyInjuryInsuranceDeductible
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

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

Represents the aggregate increase or decrease during the reporting period in the reserves for construction defects based on annual actuarial estimate.

+ References

No definition available.

+ Details

Name:	hov_IncreaseDecreaseInConstructionDefectReserves
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Cash received as payments for insurance premiums during the current period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25

+ Details

Name:	us-gaap_ProceedsFromInsurancePremiumsCollected
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_ProductWarrantyLiabilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_StatementGeographicalAxis=stpr_CA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementGeographicalAxis=hov_AllStatesOtherThanCaliforniaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ProductOrServiceAxis=hov_OwnercontrolledInsuranceProgramForSubcontractorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: