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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, 2021	Oct. 31, 2020
Total		$ 151,104	$ 104,361
Fair Value, Inputs, Level 2 [Member]
Mortgage loans held for sale	[1]	151,059	104,378
Total		150,952	104,350
Fair Value, Inputs, Level 2 [Member] | Forward Contracts [Member]
Derivative Fair Value		(107)	(28)
Fair Value, Inputs, Level 3 [Member] | Interest Rate Lock Commitments [Member]
Derivative Fair Value		$ 152	$ 11
[1] The aggregate unpaid principal balance was $146.5 million and $100.4 million at October 31, 2021 and 2020, respectively

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- Definition

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

+ References

No definition available.

+ Details

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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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

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X

- Definition

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

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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