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Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) - USD ($) $ in Thousands	Oct. 31, 2015	Nov. 05, 2014	Oct. 31, 2014
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Number of Wholly Owned Subsidiaries	1
Exchangeable Note Unit Rate Stated Percentage	6.00%		6.00%
Direct or Indirect Ownership in Guarantor Subsidiaries Percentage	100.00%
Senior Secured Notes [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Senior Notes	$ 981,346		$ 979,935
Senior Secured Notes [Member] | Subsidiary Issuer [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Debt Instrument, Face Amount	992,000
Senior Notes	981,300
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Senior Notes	780,319		590,472
Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member] | Subsidiary Issuer [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Debt Instrument, Face Amount	780,300
Senior Amortizing Notes [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Senior Notes	12,811		17,049
Senior Amortizing Notes [Member] | Subsidiary Issuer [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Debt Instrument, Face Amount	12,800
Senior Exchangeable Notes [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Senior Notes	73,771		$ 70,101
Senior Exchangeable Notes [Member] | Subsidiary Issuer [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Senior Notes	$ 73,800
8.0% Senior Notes Due 2019 [Member] | Unsecured Senior Notes Excluding Senior Amortizing Notes And Senior Exchangeable Notes [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Debt Instrument, Interest Rate, Stated Percentage	8.00%
8.0% Senior Notes Due 2019 [Member] | Senior Notes [Member]
Note 22 - Financial Information of Subsidiary Issuer and Subsidiary Guarantors (Details) [Line Items]
Debt Instrument, Face Amount		$ 250,000
Debt Instrument, Interest Rate, Stated Percentage	8.00%	8.00%

X

- Definition

Percentage of direct or indirect ownership of the guarantor subsidiaries of the parent.

+ References

No definition available.

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- Definition

Number of wholly owned subsidiaries of Hovnanian Enterprises, Inc. that acts as a finance entity.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
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