Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Cash flow (used in) provided by operating activities:
Net income	$ 132,107	$ 70,416
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities:
Depreciation and amortization	6,171	6,030
Stock-based compensation	8,889	9,329
Income (Loss) from unconsolidated entities	(38,880)	(46,445)
Distributions of earnings from unconsolidated entities	38,892	48,581
Income from foreclosed real estate and distressed loans	(448)	(630)
Deferred tax (benefit) provision	(30,575)	2,328
Deferred tax valuation allowances		36
Inventory impairments and write-offs	3,853	4,661
Other	1,006	2,544
Changes in operating assets and liabilities
Increase in inventory	(416,764)	(135,782)
Origination of mortgage loans	(231,436)	(232,721)
Sale of mortgage loans	292,946	393,393
Decrease in restricted cash and investments	23	797
(Increase) decrease in receivables, prepaid expenses and other assets	(16,594)	83,815
Increase in customer deposits	8,138	30,096
Decrease in accounts payable and accrued expenses	(54,029)	(170,123)
Decrease in income taxes payable	(33,100)	(42,157)
Net Cash (Used in) Provided by Operating Activities, Continuing Operations	(329,801)	24,168
Cash flow provided by (used in) investing activities:
Purchase of property and equipment - net	(1,694)	(6,314)
Investment in and advances to unconsolidated entities	(4,422)	(99,941)
Return of investments in unconsolidated entities	36,253	33,253
Investment in distressed loans and foreclosed real estate	(92)	(274)
Return of investments in distressed loans and foreclosed real estate	1,505	1,852
Acquisition of a business, net of cash acquired		(85,183)
Net Cash Provided By (Used In) Investing Activities, Continuing Operations	31,550	(138,558)
Cash flow provided by (used in) financing activities:
Proceeds from issuance of senior notes	400,000
Debt issuance costs for senior notes	(3,410)
Proceeds from loans payable	589,819	360,382
Principal payments of loans payable	(687,740)	(516,833)
Proceeds from stock-based benefit plans	7,580	25,831
Purchase of treasury stock	(200,257)	(15,236)
Dividends paid	(12,293)
Net Cash Provided By (Used in) Financing Activities, Continuing Operations	93,699	(145,856)
Net increase (decrease) in cash and cash equivalents	(204,552)	(260,246)
Cash and cash equivalents, beginning of period	712,829	633,715
Cash and cash equivalents, end of period	$ 508,277	$ 373,469