Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2018	Apr. 30, 2017
Cash flow (used in) provided by operating activities:
Net income	$ 243,917	$ 195,054
Adjustments to reconcile net income (loss) to net cash (used in) provided by operating activities:
Depreciation and amortization	12,520	12,123
Stock-based compensation	15,347	15,585
Income (Loss) from unconsolidated entities	(41,444)	(92,349)
Distributions of earnings from unconsolidated entities	39,508	108,864
Income from foreclosed real estate and distressed loans	(1,026)	(4,018)
Deferred tax (benefit) provision	(29,886)	3,816
Deferred tax valuation allowances		262
Inventory impairments and write-offs	17,685	8,917
Other	754	2,501
Changes in operating assets and liabilities
Increase in inventory	(540,898)	(190,125)
Origination of mortgage loans	(575,285)	(513,836)
Sale of mortgage loans	594,933	671,899
Decrease in restricted cash and investments	1,321	12,445
(Increase) decrease in receivables, prepaid expenses and other assets	(97,388)	56,034
Increase in customer deposits	40,505	57,405
Decrease in accounts payable and accrued expenses	14,204	(128,634)
Decrease in income taxes payable	(19,714)	27,117
Net Cash (Used in) Provided by Operating Activities, Continuing Operations	(324,947)	243,060
Cash flow provided by (used in) investing activities:
Purchase of property and equipment - net	(6,501)	(11,709)
Investments in and advances to unconsolidated entities	(10,800)	(113,515)
Return of investments in unconsolidated entities	54,315	98,087
Investment in distressed loans and foreclosed real estate	(195)	(513)
Return of investments in distressed loans and foreclosed real estate	3,122	4,376
Acquisition of a business, net of cash acquired		(85,183)
Net Cash Provided By (Used In) Investing Activities, Continuing Operations	39,941	(90,408)
Cash flow provided by (used in) financing activities:
Proceeds from issuance of senior notes	400,000	300,000
Debt issuance costs for senior notes	(3,410)	(2,830)
Proceeds from loans payable	1,238,283	769,454
Principal payments of loans payable	(1,276,148)	(1,173,880)
Proceeds from stock-based benefit plans	9,133	40,628
Purchase of treasury stock	(291,478)	(15,422)
Dividends paid	(29,090)	(13,051)
Net Cash Provided By (Used in) Financing Activities, Continuing Operations	47,290	(95,101)
Net increase (decrease) in cash and cash equivalents	(237,716)	57,551
Cash and cash equivalents, beginning of period	712,829	633,715
Cash and cash equivalents, end of period	$ 475,113	$ 691,266