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Note 22 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2014 | Apr. 30, 2013 | Apr. 30, 2014 | Apr. 30, 2013
Note 22 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Total Losses | $ (100) | $ (900) | $ (100) | $ (1,500)
Sold and Unsold Homes and Lots Under Development [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |
Note 22 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Pre-Impairment Amount |  | 2,348 |  | 5,243
Total Losses |  | (910) |  | (1,478)
Fair Value |  | 1,438 |  | 3,765
Land and Land Options Held for Future Development or Sale [Member] | Fair Value, Measurements, Nonrecurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |  |  |
Note 22 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items] |  |  |  |
Pre-Impairment Amount | 236 |  | 236 | 485
Total Losses | (82) |  | (82) | (19)
Fair Value | $ 154 |  | $ 154 | $ 466

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- Definition This element represents the fair value of inventory whose carrying value was adjusted to fair value during the period. + References No definition available. + Details
Name: | hov_FairValueOfInventory
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: | hov_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Book value of inventory prior to current period impairment charge. + References No definition available. + Details
Name: | hov_PreImpairmentValue
Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230 + Details
Name: | us-gaap_ImpairmentOfRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration