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Note 12 - Reduction of Inventory to Fair Value (Tables) | 12 Months Ended
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Oct. 31, 2015
Inventory Impairments And Land Option Cost Write Offs [Abstract] |
Inventory Impairment [Table Text Block] |
(Dollars in millions) |  | Year Ended October 31, 2015 |
|  | Number of Communities |  |  | Dollar Amount of Impairment |  |  | Pre- Impairment Value (1) |
Northeast |  | 2 |  |  | $0.8 |  |  | $0.9 |
Mid-Atlantic |  | 1 |  |  | 0.9 |  |  | 2.5 |
Midwest |  | 4 |  |  | 1.3 |  |  | 8.4 |
Southeast |  | 4 |  |  | 2.5 |  |  | 10.1 |
Southwest |  | - |  |  | - |  |  | - |
West |  | 1 |  |  | 1.8 |  |  | 7.5 |
Total |  | 12 |  |  | $7.3 |  |  | $29.4 |
(Dollars in millions) |  | Year Ended October 31, 2014 |
|  | Number of Communities |  |  | Dollar Amount of Impairment |  |  | Pre- Impairment Value (1) |
Northeast |  | 2 |  |  | $0.3 |  |  | $0.6 |
Mid-Atlantic |  | - |  |  | - |  |  | - |
Midwest |  | 3 |  |  | 0.9 |  |  | 3.8 |
Southeast |  | - |  |  | - |  |  | - |
Southwest |  | - |  |  | - |  |  | - |
West |  | - |  |  | - |  |  | - |
Total |  | 5 |  |  | $1.2 |  |  | $4.4 |
(Dollars in millions) |  | Year Ended October 31, 2013 |
|  | Number of Communities |  |  | Dollar Amount of Impairment(2) |  |  | Pre- Impairment Value (1) |
Northeast |  | 4 |  |  | $2.4 |  |  | $7.7 |
Mid-Atlantic |  | 1 |  |  | - |  |  | 0.1 |
Midwest |  | - |  |  | - |  |  | - |
Southeast |  | 1 |  |  | - |  |  | 0.4 |
Southwest |  | - |  |  | - |  |  | - |
West |  | - |  |  | - |  |  | - |
Total |  | 6 |  |  | $2.4 |  |  | $8.2 |
Write-offs and Lots Walked Away From [Table Text Block] |
|  | Year Ended October 31, |
(In millions) |  | 2015 |  |  | 2014 |  |  | 2013 |
Northeast |  | $0.9 |  |  | $0.9 |  |  | $0.7 |
Mid-Atlantic |  | 0.2 |  |  | 0.2 |  |  | 0.1 |
Midwest |  | 0.6 |  |  | 1.0 |  |  | 0.2 |
Southeast |  | 1.3 |  |  | 0.7 |  |  | 0.2 |
Southwest |  | 1.4 |  |  | 1.2 |  |  | 1.4 |
West |  | 0.3 |  |  | - |  |  | - |
Total |  | $4.7 |  |  | $4.0 |  |  | $2.6 |

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- Definition Schedule of inventory impairments by homebuilding segment. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | hov_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Schedule of land option write-off costs by homebuilding segment. + References No definition available. + Details
Name: | hov_WriteOffsAndLotsWalkedAwayFromTableTextBlock
Namespace Prefix: | hov_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration