Accrued Expenses (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2015
Change in warranty accruals for home closed in prior periods [Line Items]
Loss Contingency, Receivable	$ 153,774	$ 165,696
Changes in the warranty accrual
Balance, beginning of year	370,992	93,083	$ 86,282
Additions - homes closed during the year	31,798	28,927	20,934
Addition - liabilities acquired	1,495
Reclassification from other accruals	1,082
Charges incurred	(82,315)	(44,965)	(31,479)
Balance, end of year	329,278	370,992	93,083
Warranty change, homes closed in prior period, other [Member]
Changes in the warranty accrual
Increase (decrease) to accruals for homes closed in prior periods	6,226	26,689	2,661
Water intrusion related [Member]
Changes in the warranty accrual
Increase (decrease) to accruals for homes closed in prior periods		267,258	14,685
Water intrusion related [Member]
Change in warranty accruals for home closed in prior periods [Line Items]
Product Liability Accrual, Period Expense		125,600	$ 14,700
Changes in the warranty accrual
Balance, beginning of year	298,000
Balance, end of year	251,800	298,000
Other warranty claims [Member]
Change in warranty accruals for home closed in prior periods [Line Items]
Product Liability Accrual, Period Expense		9,300
Other Assets [Member] | Water intrusion related [Member]
Change in warranty accruals for home closed in prior periods [Line Items]
Loss Contingency, Receivable	$ 119,700	141,700
Other Assets [Member] | Other warranty claims [Member]
Change in warranty accruals for home closed in prior periods [Line Items]
Loss Contingency, Receivable		$ 17,300