Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Aug. 31, 2018	Aug. 31, 2017
Cash flows from operating activities:
Net income	$ 73,529	$ 96,249
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Equity in income of unconsolidated joint ventures	(6,691)	(921)
Distributions of earnings from unconsolidated joint ventures	6,297	0
Amortization of discounts and issuance costs	4,677	5,006
Depreciation and amortization	1,882	2,151
Deferred income taxes	164,668	55,900
Loss on early extinguishment of debt	0	5,685
Stock-based compensation	12,149	9,893
Inventory impairments and land option contract abandonments	19,925	18,122
Changes in assets and liabilities:
Receivables	(36,030)	2,172
Inventories	(370,048)	(95,850)
Accounts payable, accrued expenses and other liabilities	84,885	9,926
Other, net	(4,751)	(5,063)
Net cash provided by (used in) operating activities	(49,508)	103,270
Cash flows from investing activities:
Contributions to unconsolidated joint ventures	(15,640)	(15,154)
Return of investments in unconsolidated joint ventures	9,934	8,159
Purchases of property and equipment, net	(4,137)	(6,643)
Net cash used in investing activities	(9,843)	(13,638)
Cash flows from financing activities:
Repayment of senior notes	(300,000)	(105,326)
Borrowings under revolving credit facility	70,000	0
Repayments under revolving credit facility	(70,000)	0
Issuance costs for unsecured revolving credit facility	0	1,711
Payments on mortgages and land contracts due to land sellers and other loans	(10,494)	(92,443)
Issuance of common stock under employee stock plans	17,433	20,677
Payments of cash dividends	(6,686)	(6,479)
Tax payments associated with stock-based compensation awards	(6,787)	(2,543)
Net cash used in financing activities	(306,534)	(187,825)
Net decrease in cash and cash equivalents	(365,885)	(98,193)
Cash and cash equivalents at beginning of period	720,861	593,000
Cash and cash equivalents at end of period	$ 354,976	$ 494,807