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Note 7 - Mortgage Loans Held for Sale (Details Textual) - Collateralized Debt Obligations [Member]	Oct. 31, 2024 USD ($) NUMBER	Oct. 31, 2023 USD ($) NUMBER
Mortgage Loans Held for Sale
Mortgages held for sale, pledged | $	$ 145,700	$ 127,700
Number of Loans Reserved For | NUMBER	10	10

X

- Definition

The number of mortgage loans for which specific reserves exist as of the balance sheet date.

+ References

No definition available.

+ Details

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Namespace Prefix:	hov_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Amount of assets pledged to secure a debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477734/942-470-50-3

+ Details

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

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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- Details

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Namespace Prefix:
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Balance Type:
Period Type: