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Note 21 - Fair Value of Financial Instruments - Financial Instruments Measured at Fair Value on a Recurring Basis (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands		Oct. 31, 2023	Oct. 31, 2022
Total		$ 130,235	$ 111,300
Fair Value, Inputs, Level 2 [Member]
Mortgage loans held for sale	[1]	130,235	110,548
Fair Value, Inputs, Level 2 [Member] | Forward Contracts [Member]
Derivative Fair Value		$ 0	$ 752
[1] The aggregate unpaid principal balance was $130.4 million and $110.2 million at October 31, 2023 and 2022, respectively.

X

- Definition

The carrying amount of the outstanding balance due under the mortgage loans classified as held for sale.

+ References

No definition available.

+ Details

Name:	hov_MortgageLoansHeldForSaleCarryingValue
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482907/825-10-50-10

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Fair value portion of mortgage loans held-for-sale.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type: