Supplemental Disclosure to Condensed Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2019	Jan. 31, 2018	Nov. 01, 2018	Oct. 31, 2018	Nov. 02, 2017	Oct. 31, 2017
Cash flow information:
Interest paid, net of amount capitalized	$ 495	$ 4,105
Income tax payment	81,818	64,922
Income tax refunds	877	309
Noncash activity:
Cost of inventory acquired through seller financing or municpal bonds, net	72,731	19,909
(Increase) decrease in inventory for capitalized interest, our share of earnings, and allocation of basis difference in land purchased from unconsolidated entities	(2,960)	476
Accrued treasury share purchase	0	9,713
Non-controlling interest	32,914	0
Noncash transfer of other assets to inventory	7,100	0
Noncash transfer of other assets to investment in unconsolidated entities	9,398	0
Cash and Cash Equivalents, at Carrying Value	801,734	508,277		$ 1,182,195
Restricted Cash and Cash Equivalents	960	2,459
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 802,694	$ 510,736		$ 1,182,939		$ 715,311
Accounting Standards Update 2014-09 [Member]
Noncash activity:
Reclassification from inventory to property, construction, and office equipment, net due to the adoption of ASU 2014-09			$ 104,807		$ 0
Net decrease in inventory and retained earnings for adoption of ASU 2014-09			8,989		0
Net increase in accrued expenses and decrease in retained earnings due to adoption of ASU 2014-09			6,541		0
Net decrease in investment in unconsolidated entities and retained earnings due to adoption of ASU 2014-09			$ 2,457		$ 0