Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	May 31, 2019	May 31, 2018
Cash flows from operating activities:
Net earnings (including net earnings (loss) attributable to noncontrolling interests)	$ 658,293	$ 451,666
Adjustments to reconcile net earnings to net cash used in operating activities:
Depreciation and amortization	40,986	41,430
Amortization of discount/premium and accretion on debt, net	(13,335)	(11,984)
Equity in loss from unconsolidated entities	5,908	3,740
Distributions of earnings from unconsolidated entities	4,037	18,685
Share-based compensation expense	31,390	33,720
Deferred income tax expense	101,477	46,895
Gain on sale of operating properties and equipment	0	(5,107)
Gain on sale of other assets	(218)	0
Loss on consolidation of previously unconsolidated entity	48,874	0
Gain on sale of interest in unconsolidated entities and other Multifamily gain	(10,865)	(164,880)
Gain on sale of Financial Services' businesses	(2,168)	0
Unrealized and realized gains on real estate owned	(1,253)	(1,770)
Impairments of loans receivable, loans held-for-sale and real estate owned	0	6,009
Valuation adjustments and write-offs of option deposits and pre-acquisition costs	10,602	25,807
Changes in assets and liabilities:
Decrease in receivables	542,054	44,248
Increase in inventories, excluding valuation adjustments and write-offs of option deposits and pre-acquisition costs	(1,501,423)	(408,913)
Decrease (increase) in other assets	66,464	(119,698)
Increase in loans held-for-sale	(206,349)	(43,903)
Increase (decrease) in accounts payable and other liabilities	(192,548)	111,049
Net cash (used in) provided by operating activities	(429,890)	19,514
Cash flows from investing activities:
Net additions of operating properties and equipment	(47,766)	(58,935)
Proceeds from the sale of operating properties and equipment	0	22,820
Proceeds from sale of investment in unconsolidated entity	17,790	175,179
Proceeds from sale of Financial Services' businesses	24,446	0
Investments in and contributions to unconsolidated entities	(230,744)	(186,103)
Distributions of capital from unconsolidated entities	140,888	196,073
Proceeds from sales of real estate owned	4,210	21,658
Receipts of principal payments on loans receivable and other	1,811	2,147
Purchases of commercial mortgage-backed securities bonds	0	(31,068)
Acquisitions, net of cash and restricted cash acquired	0	(1,077,964)
Increase in Financial Services loans held-for-investment, net	(5,975)	(3,012)
Purchases of investment securities	(31,462)	(32,369)
Proceeds from maturities/sales of investments securities	35,416	20,578
Other payments, net	(200)	(318)
Net cash used in investing activities	(91,586)	(951,314)
Cash flows from financing activities:
Proceeds from other borrowings	28,620	64,072
Principal payments on other borrowings	(123,681)	(410,549)
Payments related to other liabilities	(1,046)	(1,568)
Receipts related to noncontrolling interests	8,937	3,882
Debt issuance costs	0	(12,101)
Redemption of senior notes	0	(575,000)
Conversions and exchanges on convertible senior notes	(1,288)	(59,145)
Payments related to noncontrolling interests	(23,317)	(30,412)
Common stock:
Issuances	634	3,184
Repurchases	(101,229)	(28,526)
Dividends	(25,877)	(22,780)
Net cash used in financing activities	(53,431)	(565,933)
Net decrease in cash and cash equivalents and restricted cash	(574,907)	(1,497,733)
Cash and cash equivalents and restricted cash at beginning of period	1,595,978	2,694,084
Cash and cash equivalents and restricted cash at end of period	1,021,071	1,196,351
Consolidation/deconsolidation of unconsolidated/consolidated entities, net:
Inventories	187,506	35,430
Receivables	102,959	7,198
Operating properties and equipment and other assets	53,412	0
Investments in unconsolidated entities	67,925	(25,614)
Notes payable	(383,212)	0
Other liabilities	(19,696)	(17,014)
Noncontrolling interests	(8,894)	0
Homebuilding
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(5,858)	26,798
Lennar Other
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(3,352)	(13,515)
Multifamily
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(7,563)	(17,023)
Lennar Homebuilding and Lennar Multifamily
Homebuilding and Multifamily:
Purchases of inventories and other assets financed by sellers	46,631	45,078
Non-cash contributions to unconsolidated entities	0	87,269
Conversions and exchanges on convertible senior notes	0	217,154
Equity component of acquisition consideration	0	5,070,006
Consolidating Adjustments
Cash flows from operating activities:
Net earnings (including net earnings (loss) attributable to noncontrolling interests)	(809,248)	(582,840)
Changes in assets and liabilities:
Net cash (used in) provided by operating activities	(809,248)	(582,840)
Cash flows from investing activities:
Proceeds from sale of investment in unconsolidated entity		0
Proceeds from sale of Financial Services' businesses	0
Proceeds from sales of real estate owned	0	0
Purchases of commercial mortgage-backed securities bonds		0
Acquisitions, net of cash and restricted cash acquired		0
Net cash used in investing activities	1,263,527	949,631
Cash flows from financing activities:
Redemption of senior notes		0
Conversions and exchanges on convertible senior notes		0
Common stock:
Issuances	0	0
Repurchases	0	0
Dividends	809,248	667,840
Net cash used in financing activities	(454,279)	(366,791)
Net decrease in cash and cash equivalents and restricted cash	0	0
Cash and cash equivalents and restricted cash at beginning of period	0	0
Cash and cash equivalents and restricted cash at end of period	0	0
Consolidating Adjustments | Homebuilding
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Consolidating Adjustments | Lennar Other
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Consolidating Adjustments | Multifamily
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Operating Segments
Common stock:
Cash and cash equivalents and restricted cash at end of period	1,021,071	1,196,351
Operating Segments | Homebuilding
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(5,858)	26,798
Loss on consolidation of previously unconsolidated entity	48,900
Common stock:
Cash and cash equivalents and restricted cash at end of period	812,365	949,262
Operating Segments | Financial Services
Common stock:
Cash and cash equivalents and restricted cash at end of period	186,760	175,884
Operating Segments | Lennar Other
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(3,352)	(13,515)
Common stock:
Cash and cash equivalents and restricted cash at end of period	16,743	55,825
Operating Segments | Multifamily
Common stock:
Cash and cash equivalents and restricted cash at end of period	5,203	15,380
Unsecured Revolving Credit Facility
Cash flows from financing activities:
Net borrowings under credit facilities	550,000	495,300
Unsecured Revolving Credit Facility | Consolidating Adjustments
Cash flows from financing activities:
Net borrowings under credit facilities	0	0
Warehouse Repurchase Facility
Cash flows from financing activities:
Net borrowings under credit facilities	(365,184)	7,710
Warehouse Repurchase Facility | Consolidating Adjustments
Cash flows from financing activities:
Net borrowings under credit facilities	0	0
Lennar Corporation | Reportable Legal Entities
Cash flows from operating activities:
Net earnings (including net earnings (loss) attributable to noncontrolling interests)	661,382	446,472
Changes in assets and liabilities:
Net cash (used in) provided by operating activities	617,285	277,845
Cash flows from investing activities:
Proceeds from sale of investment in unconsolidated entity		0
Proceeds from sale of Financial Services' businesses	0
Proceeds from sales of real estate owned	0	0
Purchases of commercial mortgage-backed securities bonds		0
Acquisitions, net of cash and restricted cash acquired		(1,140,367)
Net cash used in investing activities	(1,263,697)	(2,131,566)
Cash flows from financing activities:
Redemption of senior notes		(484,332)
Conversions and exchanges on convertible senior notes		0
Common stock:
Issuances	634	3,184
Repurchases	(101,229)	(28,526)
Dividends	(25,877)	(22,780)
Net cash used in financing activities	423,528	408,437
Net decrease in cash and cash equivalents and restricted cash	(222,884)	(1,445,284)
Cash and cash equivalents and restricted cash at beginning of period	624,694	1,938,555
Cash and cash equivalents and restricted cash at end of period	401,810	493,271
Lennar Corporation | Reportable Legal Entities | Homebuilding
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Lennar Corporation | Reportable Legal Entities | Lennar Other
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Lennar Corporation | Reportable Legal Entities | Multifamily
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Lennar Corporation | Unsecured Revolving Credit Facility | Reportable Legal Entities
Cash flows from financing activities:
Net borrowings under credit facilities	550,000	950,000
Lennar Corporation | Warehouse Repurchase Facility | Reportable Legal Entities
Cash flows from financing activities:
Net borrowings under credit facilities	0	0
Guarantor Subsidiaries | Reportable Legal Entities
Cash flows from operating activities:
Net earnings (including net earnings (loss) attributable to noncontrolling interests)	765,109	526,835
Changes in assets and liabilities:
Net cash (used in) provided by operating activities	(424,128)	458,242
Cash flows from investing activities:
Proceeds from sale of investment in unconsolidated entity		175,179
Proceeds from sale of Financial Services' businesses	21,317
Proceeds from sales of real estate owned	0	0
Purchases of commercial mortgage-backed securities bonds		0
Acquisitions, net of cash and restricted cash acquired		23,035
Net cash used in investing activities	(107,920)	236,294
Cash flows from financing activities:
Redemption of senior notes		(90,668)
Conversions and exchanges on convertible senior notes		(59,145)
Common stock:
Issuances	0	0
Repurchases	0	0
Dividends	(765,109)	(591,835)
Net cash used in financing activities	191,144	(625,331)
Net decrease in cash and cash equivalents and restricted cash	(340,904)	69,205
Cash and cash equivalents and restricted cash at beginning of period	721,603	366,946
Cash and cash equivalents and restricted cash at end of period	380,699	436,151
Guarantor Subsidiaries | Reportable Legal Entities | Homebuilding
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(5,586)	26,761
Guarantor Subsidiaries | Reportable Legal Entities | Lennar Other
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	7,585	(285)
Guarantor Subsidiaries | Reportable Legal Entities | Multifamily
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	0	0
Guarantor Subsidiaries | Unsecured Revolving Credit Facility | Reportable Legal Entities
Cash flows from financing activities:
Net borrowings under credit facilities	0	(454,700)
Guarantor Subsidiaries | Warehouse Repurchase Facility | Reportable Legal Entities
Cash flows from financing activities:
Net borrowings under credit facilities	170	(54)
Non-Guarantor Subsidiaries | Reportable Legal Entities
Cash flows from operating activities:
Net earnings (including net earnings (loss) attributable to noncontrolling interests)	41,050	61,199
Changes in assets and liabilities:
Net cash (used in) provided by operating activities	186,201	(133,733)
Cash flows from investing activities:
Proceeds from sale of investment in unconsolidated entity		0
Proceeds from sale of Financial Services' businesses	3,129
Proceeds from sales of real estate owned	4,210	21,658
Purchases of commercial mortgage-backed securities bonds		(31,068)
Acquisitions, net of cash and restricted cash acquired		39,368
Net cash used in investing activities	16,504	(5,673)
Cash flows from financing activities:
Redemption of senior notes		0
Conversions and exchanges on convertible senior notes		0
Common stock:
Issuances	0	0
Repurchases	0	0
Dividends	(44,139)	(76,005)
Net cash used in financing activities	(213,824)	17,752
Net decrease in cash and cash equivalents and restricted cash	(11,119)	(121,654)
Cash and cash equivalents and restricted cash at beginning of period	249,681	388,583
Cash and cash equivalents and restricted cash at end of period	238,562	266,929
Non-Guarantor Subsidiaries | Reportable Legal Entities | Homebuilding
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(272)	37
Non-Guarantor Subsidiaries | Reportable Legal Entities | Lennar Other
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(10,937)	(13,230)
Non-Guarantor Subsidiaries | Reportable Legal Entities | Multifamily
Adjustments to reconcile net earnings to net cash used in operating activities:
Equity in loss from unconsolidated entities	(7,563)	(17,023)
Non-Guarantor Subsidiaries | Unsecured Revolving Credit Facility | Reportable Legal Entities
Cash flows from financing activities:
Net borrowings under credit facilities	0	0
Non-Guarantor Subsidiaries | Warehouse Repurchase Facility | Reportable Legal Entities
Cash flows from financing activities:
Net borrowings under credit facilities	$ (365,354)	7,764
Senior Notes
Cash flows from financing activities:
Debt issuance costs		(12,101)
Senior Notes | Consolidating Adjustments
Cash flows from financing activities:
Debt issuance costs		0
Senior Notes | Lennar Corporation | Reportable Legal Entities
Cash flows from financing activities:
Debt issuance costs		(9,109)
Senior Notes | Guarantor Subsidiaries | Reportable Legal Entities
Cash flows from financing activities:
Debt issuance costs		0
Senior Notes | Non-Guarantor Subsidiaries | Reportable Legal Entities
Cash flows from financing activities:
Debt issuance costs		$ (2,992)