Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
May 31, 2019	May 31, 2018
Cash flows from operating activities:
Net income (loss)	$ 77,472	$ (13,947)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Equity in income of unconsolidated joint ventures	(2,527)	(613)
Distributions of earnings from unconsolidated joint ventures	3,550	5,147
Amortization of discounts, premiums and issuance costs	2,597	3,125
Depreciation and amortization	12,780	1,251
Deferred income taxes	13,401	137,668
Stock-based compensation	9,966	8,795
Inventory impairments and land option contract abandonments	7,892	11,511
Changes in assets and liabilities:
Receivables	(5,408)	(31,218)
Inventories	(253,473)	(152,799)
Accounts payable, accrued expenses and other liabilities	(41,440)	18,369
Other, net	(5,144)	(6,658)
Net cash used in operating activities	(180,334)	(19,369)
Cash flows from investing activities:
Contributions to unconsolidated joint ventures	(4,245)	(11,600)
Return of investments in unconsolidated joint ventures	5,001	1,099
Proceeds from sale of building	5,804	0
Purchases of property and equipment, net	(22,264)	(3,427)
Net cash used in investing activities	(15,704)	(13,928)
Cash flows from financing activities:
Proceeds from issuance of debt	405,250	0
Issuance costs for unsecured revolving credit facility	(5,209)	0
Repayment of senior notes	(630,000)	0
Borrowings under revolving credit facility	330,000	0
Repayments under revolving credit facility	(280,000)	0
Payments on mortgages and land contracts due to land sellers and other loans	(28,020)	(10,494)
Issuance of common stock under employee stock plans	16,462	4,771
Tax payments associated with stock-based compensation awards	(3,345)	(6,787)
Payments of cash dividends	(4,455)	(4,500)
Net cash used in financing activities	(199,317)	(17,010)
Net decrease in cash and cash equivalents	(395,355)	(50,307)
Cash and cash equivalents at beginning of period	575,119	720,861
Cash and cash equivalents at end of period	$ 179,764	$ 670,554

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The cash inflow from sale of buildings.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585

+ Details

Name:	us-gaap_ProceedsFromSaleOfBuildings
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

+ Details

Name:	us-gaap_RepaymentsOfLinesOfCredit
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

+ Details

Name:	us-gaap_RepaymentsOfLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration