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Supplemental Disclosure of Noncash Investing and Financing Activities (Details Textual) $ in Millions | 9 Months Ended
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Jul. 31, 2021 USD ($)
Acquisition of Remaining Assets of One of Joint Ventures [Member] |
Reduction in Investment from Purchase of Remining Interest in Joint Venture | $ 24.3

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- Definition The amount of reduction in the balance of investment from the purchase of the remaining interests in the joint venture. + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | us-gaap_AssetAcquisitionAxis=hov_AcquisitionOfRemainingAssetsOfOneOfJointVenturesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |