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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
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Namespace Prefix: | us-gaap_
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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: |