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Note 2 - Stock Compensation (Details Textual) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2017	Apr. 30, 2016
Allocated Share-based Compensation Expense, Net of Tax	$ 0.9		$ 1.4	$ 0.7
Share-based Compensation Income		$ 0.7
Allocated Share-based Compensation Expense	1.0		1.5	0.8
Employee Stock Option [Member]
Allocated Share-based Compensation Expense	$ 0.1	0.1	$ 0.2	$ 0.2
Performance Shares [Member]
Share-based Compensation, Reverse of Previously Recognized Expense		$ 2.1

X

- Definition

Represents total stock-based compensation income related to stock options.

+ References

No definition available.

+ Details

Name:	hov_SharebasedCompensationIncome
Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Represents the total stock-based compensation of income that was a reverse of previously recognized expense.

+ References

No definition available.

+ Details

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Namespace Prefix:	hov_
Data Type:	xbrli:monetaryItemType
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X

- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 14.F)
-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5047-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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X

- Definition

The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

No definition available.

+ Details

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