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Note 24 - Subsequent Events (Details) - Subsequent Event [Member] - USD ($) $ in Millions | 1 Months Ended
--- | ---
Dec. 31, 2015 | Nov. 30, 2015
Note 24 - Subsequent Events (Details) [Line Items] |  |
Proceeds From Contribution Of Land To Joint Venture |  | $ 25.7
GSO Capital Partners, LP [Member] |  |
Note 24 - Subsequent Events (Details) [Line Items] |  |
Land Banking Transaction, Amount | $ 175.0 |

X
- Definition The amount of the land banking transaction. + References No definition available. + Details
Name: | hov_LandBankingTransactionAmount
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | hov_Note24SubsequentEventsDetailsLineItems
Namespace Prefix: | hov_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow from the contribution of land to the joint venture. + References No definition available. + Details
Name: | hov_ProceedsFromContributionOfLandToJointVenture
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CounterpartyNameAxis=hov_GSOCapitalPartnersLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |