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Note 17 - Warranty Costs (Detail) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 31, 2012 | Oct. 31, 2012 | Oct. 31, 2011
Per Occurence Threshold to Accrue Warranty Costs to Cost of Sales |  | $ 5,000 |
Per Occurence Threshold to Accrue Warranty Costs to S, G and A |  | 5,000 |
General Liability Insurance Deductible |  | 20,000,000 |
Bodily Injury Insurance Deductible |  | 100,000 |
Bodily Injury Insurance Limit |  | 5,000,000 |
Aggregate Retention for Construction Defects, Warranty and Bodily Injury Claims |  | 21,000,000 |
Payments by Insurance Companies for Claims |  | $ 18,100,000 | $ 9,800,000
Number of Claims Settled | 2 |  |
Northeast [Member] |  |  |
Number of Claims Settled | 1 |  |
West [Member] |  |  |
Number of Claims Settled | 1 |  |

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: | credit
Period Type: | instant

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: | debit
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: | debit
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: | debit
Period Type: | instant

X
- Definition Individual insurance claim or claims settled and paid by our insurance carriers during the period. + References No definition available. + Details
Name: | hov_NumberOfClaimsSettled
Namespace Prefix: | hov_
Data Type: | xbrli:integerItemType
Balance Type: | na
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

X
- Definition Per occurrence threshold to accrue warranty costs to cost of sales at the time of home delivery. + References No definition available. + Details
Name: | hov_PerOccurenceThresholdToAccrueWarrantyCostsToCostOfSales
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Per occurrence threshold to accrue warranty costs to selling, general & administrative, as a part of our general liability insurance deductible, at the time of home delivery. + References No definition available. + Details
Name: | hov_PerOccurenceThresholdToAccrueWarrantyCostsToSGAndA
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant