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Note 13 - Per Share Calculation (Details) | 3 Months Ended | 6 Months Ended
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Apr. 30, 2015 | Apr. 30, 2014 | Apr. 30, 2015 | Apr. 30, 2014
Note 13 - Per Share Calculation (Details) [Line Items] |  |  |  |
Prepaid Stock Purchase Contracts, Shares Included in Basic Earnings Per Share |  |  | 6,100,000 hov_PrepaidStockPurchaseContractsSharesIncludedInBasicEarningsPerShare |
Tangible Equity Units, Rate | 7.25%hov_TangibleEquityUnitsRate |  | 7.25%hov_TangibleEquityUnitsRate |
Exchangeable Note Unit Rate Stated Percentage | 6.00%hov_ExchangeableNoteUnitRateStatedPercentage |  | 6.00%hov_ExchangeableNoteUnitRateStatedPercentage |
Exchangeable Debt [Member] |  |  |  |
Note 13 - Per Share Calculation (Details) [Line Items] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 15,200,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember | 15,200,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember | 15,200,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember | 15,200,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember
Non-Vested Stock and Outstanding Options [Member] |  |  |  |
Note 13 - Per Share Calculation (Details) [Line Items] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 0 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember | 900,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember | 300,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember | 1,000,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember
Out of the Money Stock Options [Member] |  |  |  |
Note 13 - Per Share Calculation (Details) [Line Items] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount | 3,300,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember | 2,200,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember | 3,300,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember | 2,200,000 us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember

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- Definition Amount of shares of prepaid common stock purchase contracts included in the basic earnings per share calculations, which are issuable in the future with no additional cash required to be paid by the holders thereof. + References No definition available. + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Antidilution -URI http://asc.fasb.org/extlink&oid=6505113 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Diluted Earnings Per Share -URI http://asc.fasb.org/extlink&oid=6510752 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Contingent Stock Agreement -URI http://asc.fasb.org/extlink&oid=6508534 + Details
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