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Note 22 - Fair Value of Financial Instruments (Details) (USD $) | 3 Months Ended | 9 Months Ended |  |  | 0 Months Ended |  |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 31, 2014 | Jul. 31, 2013 | Jul. 31, 2014 | Jul. 31, 2013 | Oct. 31, 2013 | Jul. 31, 2014 Loan Origination Commitments [Member] | Jul. 31, 2014 Loan Origination Commitments [Member] Maximum [Member] | Jul. 31, 2014 Interest Rate Committed [Member] | Jul. 31, 2014 Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] Fair Value, Inputs, Level 2 [Member] | Oct. 31, 2013 Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] Fair Value, Inputs, Level 2 [Member] | Jul. 31, 2014 Senior Amortizing Notes [Member] Fair Value, Inputs, Level 2 [Member] | Jul. 31, 2014 Senior Amortizing Notes [Member] Fair Value, Inputs, Level 3 [Member] | Oct. 31, 2013 Senior Amortizing Notes [Member] Fair Value, Inputs, Level 3 [Member] | Oct. 31, 2013 Senior Subordinated Amortizing Notes [Member] Fair Value, Inputs, Level 2 [Member] | Jul. 31, 2014 Seven Percent Senior Note Due Twenty Nineteen [Member] Fair Value, Inputs, Level 3 [Member] | Jul. 31, 2014 Senior Secured Notes [Member] Fair Value, Inputs, Level 3 [Member] | Oct. 31, 2013 Senior Secured Notes [Member] Fair Value, Inputs, Level 3 [Member] | Jul. 31, 2014 Senior Exchangeable Notes [Member] Fair Value, Inputs, Level 3 [Member] | Oct. 31, 2013 Senior Exchangeable Notes [Member] Fair Value, Inputs, Level 3 [Member]
Note 22 - Fair Value of Financial Instruments (Details) [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loans Held for Sale, Mortgages, Unpaid Principal | $ 73,600,000 |  | $ 73,600,000 |  | $ 107,700,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loan Applications in Process |  |  |  |  |  | 497,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Interest Rate Committed Loan Applications |  |  |  |  |  |  |  | 58,200,000 |  |  |  |  |  |  |  |  |  |  |
Number of Days in Commitment |  |  |  |  |  |  | 60 days |  |  |  |  |  |  |  |  |  |  |  |
Other Commitment | 20,500,000 |  | 20,500,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impairment of Real Estate | 100,000 | 100,000 | 200,000 | 1,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Notes Payable, Fair Value Disclosure |  |  |  |  |  |  |  |  | $ 466,600,000 | $ 493,400,000 | $ 0 | $ 17,000,000 | $ 20,900,000 | $ 2,200,000 | $ 150,800,000 | $ 1,000,000,000 | $ 1,000,000,000 | $ 81,500,000 | $ 86,800,000

X
- Definition Value of loan applications in process with committed interest rates at the end of the period. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Value of loan applications in process at the end of the period. + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Mortgage loans held for sale unpaid principal. + References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | xbrli:monetaryItemType
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- Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The number of days for which loans are committed. + References No definition available. + Details
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Namespace Prefix: | hov_
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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
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- Definition Fair value portion of notes payable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 20, 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19,20,22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant