Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Aug. 31, 2017	Aug. 31, 2016
Cash flows from operating activities:
Net income	$ 96,249	$ 68,087
Adjustments to reconcile net income to net cash used in operating activities:
Equity in (income) loss of unconsolidated joint ventures	(921)	2,616
Amortization of discounts and issuance costs	5,006	5,668
Depreciation and amortization	2,151	2,763
Deferred income taxes	55,900	25,600
Loss on early extinguishment of debt	5,685	0
Stock-based compensation	9,893	10,180
Inventory impairments and land option contract abandonments	18,122	16,758
Changes in assets and liabilities:
Receivables	2,172	10,384
Inventories	(95,850)	(265,529)
Accounts payable, accrued expenses and other liabilities	9,926	24,761
Other, net	(5,063)	(3,900)
Net cash provided by (used in) operating activities	103,270	(102,612)
Cash flows from investing activities:
Contributions to unconsolidated joint ventures	(15,154)	(1,000)
Proceeds from Equity Method Investment, Distribution, Return of Capital	8,159	3,495
Purchases of property and equipment, net	(6,643)	(2,680)
Net cash used in investing activities	(13,638)	(185)
Cash flows from financing activities:
Change in restricted cash	0	8,742
Repayment of senior notes	(105,326)	0
Payments of Debt Issuance Costs	(1,711)	0
Payments on mortgages and land contracts due to land sellers and other loans	(92,443)	(41,913)
Issuance of common stock under employee stock plans	20,677	7,351
Payments of cash dividends	(6,479)	(6,471)
Stock repurchases	(2,543)	(87,531)
Net cash used in financing activities	(187,825)	(119,822)
Net decrease in cash and cash equivalents	(98,193)	(222,619)
Cash and cash equivalents at beginning of period	593,000	560,341
Cash and cash equivalents at end of period	$ 494,807	$ 337,722