Supplemental Disclosure to Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands	6 Months Ended
	May 31, 2016	May 31, 2015	Nov. 30, 2015	Nov. 30, 2014
Summary of cash and cash equivalents at end of period:
Cash and cash equivalents	$ 276,549	$ 442,088	$ 560,341	$ 358,768
Supplemental disclosures of cash flow information:
Interest paid, net of amounts capitalized	2,729	10,043
Income taxes paid	2,635	1,887
Supplemental disclosures of noncash activities:
Increase (decrease) in consolidated inventories not owned	(32,324)	45,613
Cost of inventories acquired through seller financing	32,436	0
Homebuilding
Summary of cash and cash equivalents at end of period:
Cash and cash equivalents	274,849	439,920	559,042
Financial Services
Summary of cash and cash equivalents at end of period:
Cash and cash equivalents	1,700	2,168	$ 1,299
Inspirada Builders LLC [Member]
Supplemental disclosures of noncash activities:
Increase in inventories due to distribution of land from unconsolidated joint venture	4,875	13,992
Water Intrusion [Member]
Supplemental disclosures of cash flow information:
Loss Contingency, Receivable	$ 2,151	$ 7,034