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Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Pre-Impairment Amount	$ 11,000hov_PreImpairmentValue	$ 200hov_PreImpairmentValue	$ 16,700hov_PreImpairmentValue	$ 200hov_PreImpairmentValue
Total Losses	(3,500)us-gaap_ImpairmentOfRealEstate	(100)us-gaap_ImpairmentOfRealEstate	(4,400)us-gaap_ImpairmentOfRealEstate	(100)us-gaap_ImpairmentOfRealEstate
Sold and Unsold Homes and Lots Under Development [Member] \| Fair Value, Measurements, Nonrecurring [Member] \| Fair Value, Inputs, Level 3 [Member]
Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Pre-Impairment Amount	11,055		16,756
Total Losses	(3,543)		(4,466)
Fair Value	7,512		12,290
Land and Land Options Held for Future Development or Sale [Member] \| Fair Value, Measurements, Nonrecurring [Member] \| Fair Value, Inputs, Level 3 [Member]
Note 20 - Fair Value of Financial Instruments (Details) - Assets Measured at Fair Value on a Nonrecurring Basis [Line Items]
Pre-Impairment Amount		236		236
Total Losses		(82)		(82)
Fair Value		$ 154		$ 154