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Note 5 (Detail) - Inventory Impairments by Homebuilding Segment (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2013 | Apr. 30, 2012 | Apr. 30, 2013 | Apr. 30, 2012
Number of Communities | 1 |  | 6 |  | 4 |  | 17 |
Dollar Amount of Impairment | $ 900 |  | $ 2,100 |  | $ 1,500 | [1] | $ 5,200 |
Pre-Impairment Value | 2,300 | [2] | 4,700 | [2] | 5,700 | [2] | 23,400 | [2]
Northeast [Member] |  |  |  |  |  |  |  |
Number of Communities | 1 |  |  |  | 2 |  | 5 |
Dollar Amount of Impairment | 900 |  |  |  | 1,500 | [1] | 2,400 |
Pre-Impairment Value | 2,300 | [2] |  | [2] | 5,200 | [2] | 16,100 | [2]
Mid-Atlantic [Member] |  |  |  |  |  |  |  |
Number of Communities |  |  | 1 |  | 1 |  | 3 |
Dollar Amount of Impairment |  |  | 100 |  |  | [1] | 400 |
Pre-Impairment Value |  | [2] | 200 | [2] | 100 | [2] | 800 | [2]
Midwest [Member] |  |  |  |  |  |  |  |
Number of Communities |  |  |  |  |  |  | 1 |
Dollar Amount of Impairment |  |  |  |  |  | [1] | 100 |
Pre-Impairment Value |  | [2] |  | [2] |  | [2] | 1,100 | [2]
Southeast [Member] |  |  |  |  |  |  |  |
Number of Communities |  |  | 5 |  | 1 |  | 8 |
Dollar Amount of Impairment |  |  | 2,000 |  |  | [1] | 2,300 |
Pre-Impairment Value |  | [2] | 4,500 | [2] | 400 | [2] | 5,400 | [2]
Southwest [Member] |  |  |  |  |  |  |  |
Dollar Amount of Impairment |  |  |  |  |  | [1] |  |
Pre-Impairment Value |  | [2] |  | [2] |  | [2] |  | [2]
West [Member] |  |  |  |  |  |  |  |
Dollar Amount of Impairment |  |  |  |  |  | [1] |  |
Pre-Impairment Value |  | [2] |  | [2] |  | [2] |  | [2]
[1] | During the six months ended April 30, 2013, the Mid-Atlantic had an impairment totaling $2 thousand and the Southeast had an impairment totaling $17 thousand.
[2] | Represents carrying value, net of prior period impairments, if any, at the time of recording the applicable period's impairments.

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- Definition Number of communities and various other land parcels impacted by pretax, noncash inventory impairment charges. + References No definition available. + Details
Name: | hov_NumberOfCommunitiesImpaired
Namespace Prefix: | hov_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- 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