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Note 13 - Per Share Calculation (Details)	3 Months Ended		6 Months Ended
	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			6,100,000hov_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	15,200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember	15,200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember	15,200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_ShortTermDebtTypeAxis = us-gaap_ExchangeableDebtMember	15,200,000us-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	0us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember	900,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember	300,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_NonVestedStockAndOutstandingOptionsMember	1,000,000us-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	3,300,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember	2,200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember	3,300,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember	2,200,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount / us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis = hov_OutOfTheMoneyStockOptionsMember

X

- Definition

Exchangeable Note Unit Rate Stated Percentage

+ References

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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

Interest rate stated on the company's Tangible Equity Units.

+ References

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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

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