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Note 16 - Warranty Costs (Details Textual) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2022 | Oct. 31, 2021
Cash Received from Subcontractors for Owner Controlled Insurance Program | $ 6.0 | $ 5.5
Payments by Insurance Companies for Claims | 0.2 | $ 0.1
Increase (Decrease) In Construction Defect Reserves | $ 4.3 |

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

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 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
Period Type: | duration