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Note 16 (Detail) In Millions, unless otherwise specified	Jan. 31, 2013
Common Stock Dividends, Percent of Increase from Class A to Class B	110.00%
Shareholder Ownership Percentage	4.90%
Shareholder Ownership, Percentage of Increase	50.00%
Number of Rights	1
Shareholder, Percent of Stock Acquired	4.90%
Shareholders, Pre-existing Ownership Percentage	5.00%
Shareholders, Current Ownership Percentage	5.00%
Shareholders Ownership Percentage on Transfers	5.00%
Shareholders, Ownership Percentage Threshold	5.00%
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in Shares)	4
Stock Repurchase Program, Number of Shares Repurchased (in Shares)	3.5
Common Class A [Member]
Number of Votes	1
Common Class B [Member]
Number of Votes	10
Minimum [Member]
Shareholder Ownership Percentage	5.00%

X

- Definition

Percentage of the corresponding regular cash dividend payable on a share of Class A Common Stock to the amount of any regular cash dividend payable on a share of Classs B Common Stock

+ References

No definition available.

+ Details

Name:	hov_CommonStockDividendsPercentOfIncreaseFromClassAToClassB
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of rights which, under the company's shareholder rights plan, was distributed for each share of Class A Common Stock and Class B Common Stock outstanding at the close of business on August 15, 2008.

+ References

No definition available.

+ Details

Name:	hov_NumberOfRights
Namespace Prefix:	hov_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of votes per share for each share of common stock held

+ References

No definition available.

+ Details

Name:	hov_NumberOfVotes
Namespace Prefix:	hov_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of ownership of shareholders for which if they increased their collevtive ownership of the aggregate amount of our outstanding shares by more than 50 percentage points over a defined period of time, under Section 382 of the Internal Revenue Code, would limit our ability to use NOLs and built-in losses if there was an "ownership change".

+ References

No definition available.

+ Details

Name:	hov_ShareholderOwnershipPercentage
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of increase over a defined period of time of percentage of collective ownership of shareholders of 5% or more, which under Section 382 of the Internal Revenue Code would limit our ability to use NOLs and built-in losses if there was an "ownership change".

+ References

No definition available.

+ Details

Name:	hov_ShareholderOwnershipPercentageOfIncrease
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of outstanding Class A Common Stock acquired by any person or group without approval of Board of Directors, that would cause a triggering event under the Company's Rights Plan, causing significant dilution in the voting power of such person or group.

+ References

No definition available.

+ Details

Name:	hov_ShareholderPercentOfStockAcquired
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of common stock ownership of which current stockholders exceed, per the company's Certificate of Incorporation would trigger a restriction of any direct or indirect transfer if the effect of the transaction would be to increase the direct or indirect ownership of the company's stock by any person or public group over this percentage.

+ References

No definition available.

+ Details

Name:	hov_ShareholdersCurrentOwnershipPercentage
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of common stock ownership which, per the company's Certificate of Incorporation would trigger a restriction of any direct or indirect transfer if the effect of the transaction would be to increase the direct or indirect ownership of the company's stock by any person or public group over this percentage.

+ References

No definition available.

+ Details

Name:	hov_ShareholdersOwnershipPercentageOnTransfers
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Threshold of percentage of ownership of common stock under the company's amended Certificate of Incorporation.

+ References

No definition available.

+ Details

Name:	hov_ShareholdersOwnershipPercentageThreshold
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Percentage of Class A Common Stock owned by stockholders prior to the amendment of the Company's Certificate of Incorporation.

+ References

No definition available.

+ Details

Name:	hov_ShareholdersPreExistingOwnershipPercentage
Namespace Prefix:	hov_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Cumulative number of shares that have been repurchased to date under the Company's stock repurchase program and are being held in treasury.

+ References

No definition available.

+ Details

Name:	hov_StockRepurchaseProgramNumberOfSharesRepurchased
Namespace Prefix:	hov_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant