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Note 18 - Investments in Unconsolidated Homebuilding and Land Development Joint Ventures (Details Textual) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Nov. 30, 2015	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015	Oct. 31, 2015
Land Development Venture [Member]
Proceeds from Sale of Land and Contribution of Land to Joint Venture	$ 25,700
Homebuilding [Member] | Corporate Joint Venture [Member]
Joint Venture Average Debt to Capitalization Ratio		28.00%		28.00%		35.00%
Homebuilding [Member]
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures		$ 70,061		$ 70,061		$ 61,209
Management Fees Revenue		1,100	$ 1,200	1,900	$ 2,400
Corporate Joint Venture [Member]
Advances to Affiliate		$ 500		$ 500		$ 800
Joint Venture Financing Percent of Assets		50.00%		50.00%
Joint Venture Average Debt to Capitalization Ratio		28.00%		28.00%

X

- Definition

Average debt to capitalization ratio for the current period, for of all of the company's joint ventures, including the impact of impairments recorded by the joint ventures.

+ References

No definition available.

+ Details

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Namespace Prefix:	hov_
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Balance Type:	na
Period Type:	instant

X

- Definition

Targeted maximum amount of separate project-specific mortgage financing obtained by the company's unconsolidated joint ventures, based on the joint venture's total assets.

+ References

No definition available.

+ Details

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

X

- Definition

The cash inflow from the sale of land and contribution of land to a joint venture.

+ References

No definition available.

+ Details

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Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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X

- Definition

Long-Term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership. This does not include advances to clients.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04.2)
-URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6812-107765

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X

- Definition

Total investments in (A) an entity in which the entity has significant influence, but does not have control, (B) subsidiaries that are not required to be consolidated and are accounted for using the equity and or cost method, and (C) an entity in which the reporting entity shares control of the entity with another party or group. Includes long-term advances receivable from a party that is affiliated with the reporting entity by means of direct or indirect ownership.

+ 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 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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X

- Definition

Revenue, comprised of base and incentive revenue derived from the management of joint ventures, managing third-party properties, or another entity's operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(d))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Details

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Period Type:

X

- Details

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X

- Details

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