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Note 19 - Fair Value of Financial Instruments (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Apr. 30, 2017 | Apr. 30, 2016 | Apr. 30, 2017 | Apr. 30, 2016 | Oct. 31, 2016
Loans Held for Sale Mortgages Unpaid Principal | $ 82,600 |  | $ 82,600 |  | $ 149,400
Other Commitment | 32,000 |  | 32,000 |  |
Impairment of Real Estate | 1,500 | $ 5,400 | 4,200 | $ 15,100 |
Fair Value, Inputs, Level 2 [Member] | Unsecured Senior Notes Excluding Senior Amortizing Notes and Senior Exchangeable Notes [Member] |  |  |  |  |
Notes Payable, Fair Value Disclosure | 314,300 |  | 314,300 |  | 251,700
Fair Value, Inputs, Level 3 [Member] | Senior Secured Notes [Member] |  |  |  |  |
Notes Payable, Fair Value Disclosure | 963,400 |  | 963,400 |  | 883,000
Fair Value, Inputs, Level 3 [Member] | Senior Amortizing Notes [Member] |  |  |  |  |
Notes Payable, Fair Value Disclosure | 4,000 |  | 4,000 |  | 6,300
Fair Value, Inputs, Level 3 [Member] | Senior Exchangeable Notes [Member] |  |  |  |  |
Notes Payable, Fair Value Disclosure | 52,600 |  | 52,600 |  | $ 55,200
Loan Origination Commitments [Member] |  |  |  |  |
Loan Applications in Process | 541,300 |  | $ 541,300 |  |
Loan Origination Commitments [Member] | Maximum [Member] |  |  |  |  |
Number of Days in Committment |  |  | 60 days |  |
Interest Rate Committed Loan Applications [Member] |  |  |  |  |
Interest Rate Committed Loan Applications | $ 59,500 |  | $ 59,500 |  |

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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Namespace Prefix: | hov_
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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Balance Type: | credit
Period Type: | instant

X
- Definition Mortgage loans held for sale unpaid principal. + References No definition available. + Details
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- Definition The number of days for which loans are committed. + References No definition available. + Details
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X
- 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 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84176398&loc=d3e2921-110230 Reference 2: 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=98514028&loc=d3e3602-108585 + Details
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X
- Definition Fair value portion of notes payable. + References Reference 1: 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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X
- 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

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- Details
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- Details
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- Details
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