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Supplemental Disclosure of Noncash Investing Activities (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 12 Months Ended
Oct. 31, 2013
Oct. 31, 2012
Supplemental Disclosure of Noncash Investing Activities (Details) [Line Items]    
Note Foreclosure, Non-Recourse Liabilities Reduction $ 9.5hov_NoteForeclosureNonRecourseLiabilitiesReduction  
Real Estate Owned, Transfer from Real Estate Owned 9.5us-gaap_TransferOfOtherRealEstate  
Senior Exchangeable Notes Exchanged for Class A Common Stock (in Shares) 18,305hov_SeniorExchangeableNotesExchangedForClassACommonStock  
Noncash Or Part Noncash Receivable Transferred From Joint Venture Parnters To Investment In Joint Venture 0.6hov_NoncashOrPartNoncashReceivableTransferredFromJointVentureParntersToInvestmentInJointVenture  
Noncash or Part Noncash Acquisition, Inventory Acquired   34.3us-gaap_NoncashOrPartNoncashAcquisitionInventoryAcquired1
Noncash or Part Noncash Acquisition, Other Assets Acquired   5.0us-gaap_NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1
Noncash or Part Noncash Acquisition, Nonrecourse Land Mortgages Assumed   20.6hov_NoncashOrPartNoncashAcquisitionNonrecourseLandMortgagesAssumed
Noncash rr Part Noncash Acquisition, Accounts Payable and Other Liabilities Assumed   $ 15.8hov_NoncashOrPartNoncashAcquisitionAccountsPayableAndOtherLiabilitiesAssumed
Common Class A [Member] | Common Stock [Member]    
Supplemental Disclosure of Noncash Investing Activities (Details) [Line Items]    
Stock Issued During Period, Shares, Conversion of Convertible Securities (in Shares) 3,396,102us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember