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Note 13 - Per Share Calculation (Details) In Millions, unless otherwise specified	3 Months Ended
	Jan. 31, 2015	Jan. 31, 2014
Note 13 - Per Share Calculation (Details) [Line Items]
Prepaid Stock Purchase Contracts, Shares Included in Basic Earnings Per Share		6.1
Tangible Equity Units, Rate		7.25%hov_TangibleEquityUnitsRate
Exchangeable Note Unit Rate Stated Percentage	6.00%	6.00%
Non-Vested Stock and Outstanding Options [Member]
Note 13 - Per Share Calculation (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	0.3	1.3
Out of the Money Stock Options [Member]
Note 13 - Per Share Calculation (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	3.3	2.2
Exchangeable Debt [Member]
Note 13 - Per Share Calculation (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	15.2	15.2

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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