Condensed Consolidated Statements of Operations and Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Revenues	$ 853,452us-gaap_HomeBuildingRevenue	$ 643,681us-gaap_HomeBuildingRevenue
Cost of revenues	650,032us-gaap_HomeBuildingCosts	514,032us-gaap_HomeBuildingCosts
Selling, general and administrative	106,314	97,870
Total	756,346us-gaap_CostsAndExpenses	611,902us-gaap_CostsAndExpenses
Income from operations	97,106us-gaap_OperatingIncomeLoss	31,779us-gaap_OperatingIncomeLoss
Other:
Income from unconsolidated entities	4,901	22,915
Other income - net	22,016us-gaap_OtherNonoperatingIncomeExpense	16,541us-gaap_OtherNonoperatingIncomeExpense
Income before income taxes	124,023	71,235
Income tax provision (benefit)	42,698us-gaap_IncomeTaxExpenseBenefit	25,655us-gaap_IncomeTaxExpenseBenefit
Net income	81,325us-gaap_NetIncomeLoss	45,580us-gaap_NetIncomeLoss
Change in pension liability	(178)	53
Change in fair value of available-for-sale securities	2	(31)
Change in unrealized income (loss) on derivative held by equity investee	(7)	241
Other comprehensive (loss) income	(183)	263
Total comprehensive income	$ 81,142us-gaap_ComprehensiveIncomeNetOfTax	$ 45,843us-gaap_ComprehensiveIncomeNetOfTax
Income per share:
Basic	$ 0.46us-gaap_EarningsPerShareBasic	$ 0.26us-gaap_EarningsPerShareBasic
Diluted	$ 0.44us-gaap_EarningsPerShareDiluted	$ 0.25us-gaap_EarningsPerShareDiluted
Weighted average number of shares:
Basic	176,076	176,474
Diluted	184,107	184,888

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