Supplemental Financial Information (Condensed Consolidating Balance Sheet) (Details) - USD ($) $ in Thousands		May 31, 2020		Feb. 29, 2020	Nov. 30, 2019		May 31, 2019	Feb. 28, 2019	Nov. 30, 2018
Assets:
Investments in unconsolidated entities		$ 2,045,458			$ 1,973,913
Goodwill		3,632,058			3,657,875
Other assets		1,264,236			1,245,391
Total assets	[1]	29,309,025			29,359,511
LIABILITIES AND EQUITY
Total liabilities	[2]	12,676,401			13,325,681
Total stockholders’ equity	[2]	16,542,703			15,949,517
Noncontrolling interests		89,921			84,313	[2]
Total equity		16,632,624	[2]	$ 16,193,377	16,033,830	[2]	$ 15,246,535	$ 14,893,695	$ 14,682,957
Total liabilities and equity	[2]	29,309,025			29,359,511
Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		1,707,745			1,539,654
Inventories		17,947,406			17,776,507
Investments in unconsolidated entities	[1]	973,044			1,009,035
Goodwill	[1]	3,442,359			3,442,359
Other assets	[1]	1,080,186			1,021,684
Investments in subsidiaries		0			0
Intercompany		0			0
Total assets	[1]	25,150,740			24,789,239
LIABILITIES AND EQUITY
Accounts payable and other liabilities		2,934,528			2,970,134
Liabilities related to consolidated inventory not owned	[2]	344,074			260,266
Senior notes and other debts payable, net	[2]	7,495,674			7,776,638
Intercompany		0			0
Total liabilities	[2]	10,774,276			11,007,038
Financial Services
Assets:
Total assets	[1]	2,577,805			3,006,024
LIABILITIES AND EQUITY
Total liabilities		1,663,548			2,056,450	[2]
Multifamily
Assets:
Total assets	[1]	1,127,929			1,068,831
LIABILITIES AND EQUITY
Total liabilities		222,387			232,155	[2]
Lennar Other
Assets:
Total assets	[1]	452,551			495,417
LIABILITIES AND EQUITY
Total liabilities		16,190			30,038	[2]
Reportable Legal Entities | Lennar Corporation
Assets:
Total assets		23,930,437			23,548,274
LIABILITIES AND EQUITY
Total liabilities		7,387,734			7,598,757
Total stockholders’ equity		16,542,703			15,949,517
Noncontrolling interests		0			0
Total equity		16,542,703			15,949,517
Total liabilities and equity		23,930,437			23,548,274
Reportable Legal Entities | Lennar Corporation | Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		1,000,333			722,172
Inventories		0			0
Investments in unconsolidated entities		0			0
Goodwill		0			0
Other assets		392,355			344,941
Investments in subsidiaries		10,270,732			10,453,165
Intercompany		12,267,017			12,027,996
Total assets		23,930,437			23,548,274
LIABILITIES AND EQUITY
Accounts payable and other liabilities		832,049			760,981
Liabilities related to consolidated inventory not owned		0			0
Senior notes and other debts payable, net		6,555,685			6,837,776
Intercompany		0			0
Total liabilities		7,387,734			7,598,757
Reportable Legal Entities | Lennar Corporation | Financial Services
Assets:
Total assets		0			0
LIABILITIES AND EQUITY
Total liabilities		0			0
Reportable Legal Entities | Lennar Corporation | Multifamily
Assets:
Total assets		0			0
LIABILITIES AND EQUITY
Total liabilities		0			0
Reportable Legal Entities | Lennar Corporation | Lennar Other
Assets:
Total assets		0			0
LIABILITIES AND EQUITY
Total liabilities		0			0
Reportable Legal Entities | Guarantor Subsidiaries
Assets:
Total assets		23,565,169			23,600,762
LIABILITIES AND EQUITY
Total liabilities		13,206,834			13,244,024
Total stockholders’ equity		10,358,335			10,356,738
Noncontrolling interests		0			0
Total equity		10,358,335			10,356,738
Total liabilities and equity		23,565,169			23,600,762
Reportable Legal Entities | Guarantor Subsidiaries | Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		695,182			794,588
Inventories		17,528,852			17,396,139
Investments in unconsolidated entities		971,058			1,006,541
Goodwill		3,442,359			3,442,359
Other assets		468,610			500,356
Investments in subsidiaries		21,757			26,773
Intercompany		0			0
Total assets		23,127,818			23,166,756
LIABILITIES AND EQUITY
Accounts payable and other liabilities		1,821,132			1,935,366
Liabilities related to consolidated inventory not owned		344,074			260,266
Senior notes and other debts payable, net		865,539			885,783
Intercompany		10,145,745			10,122,374
Total liabilities		13,176,490			13,203,789
Reportable Legal Entities | Guarantor Subsidiaries | Financial Services
Assets:
Total assets		249,999			275,812
LIABILITIES AND EQUITY
Total liabilities		30,344			40,235
Reportable Legal Entities | Guarantor Subsidiaries | Multifamily
Assets:
Total assets		0			0
LIABILITIES AND EQUITY
Total liabilities		0			0
Reportable Legal Entities | Guarantor Subsidiaries | Lennar Other
Assets:
Total assets		187,352			158,194
LIABILITIES AND EQUITY
Total liabilities		0			0
Reportable Legal Entities | Non-Guarantor Subsidiaries
Assets:
Total assets		4,423,385			4,763,467
LIABILITIES AND EQUITY
Total liabilities		4,399,310			4,555,954
Total stockholders’ equity		(65,846)			123,200
Noncontrolling interests		89,921			84,313
Total equity		24,075			207,513
Total liabilities and equity		4,423,385			4,763,467
Reportable Legal Entities | Non-Guarantor Subsidiaries | Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		12,230			22,894
Inventories		418,554			380,368
Investments in unconsolidated entities		1,986			2,494
Other assets		251,743			217,607
Investments in subsidiaries		0			0
Intercompany		0			0
Total assets		684,513			623,363
LIABILITIES AND EQUITY
Accounts payable and other liabilities		331,807			318,845
Liabilities related to consolidated inventory not owned					0
Senior notes and other debts payable, net		74,450			53,079
Intercompany		2,121,272			1,905,622
Total liabilities		2,527,529			2,277,546
Reportable Legal Entities | Non-Guarantor Subsidiaries | Financial Services
Assets:
Total assets		2,329,154			2,731,285
LIABILITIES AND EQUITY
Total liabilities		1,633,204			2,016,215
Reportable Legal Entities | Non-Guarantor Subsidiaries | Multifamily
Assets:
Total assets		1,127,929			1,068,831
LIABILITIES AND EQUITY
Total liabilities		222,387			232,155
Reportable Legal Entities | Non-Guarantor Subsidiaries | Lennar Other
Assets:
Total assets		281,789			339,988
LIABILITIES AND EQUITY
Total liabilities		16,190			30,038
Consolidating Adjustments
Assets:
Total assets		(22,609,966)			(22,552,992)
LIABILITIES AND EQUITY
Total liabilities		(12,317,477)			(12,073,054)
Total stockholders’ equity		(10,292,489)			(10,479,938)
Noncontrolling interests					0
Total equity		(10,292,489)			(10,479,938)
Total liabilities and equity		(22,609,966)			(22,552,992)
Consolidating Adjustments | Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		0			0
Inventories		0			0
Investments in unconsolidated entities		0			0
Goodwill		0			0
Other assets		(32,522)			(41,220)
Investments in subsidiaries		(10,292,489)			(10,479,938)
Intercompany		(12,267,017)			(12,027,996)
Total assets		(22,592,028)			(22,549,154)
LIABILITIES AND EQUITY
Accounts payable and other liabilities		(50,460)			(45,058)
Liabilities related to consolidated inventory not owned		0			0
Senior notes and other debts payable, net		0			0
Intercompany		(12,267,017)			(12,027,996)
Total liabilities		(12,317,477)			(12,073,054)
Consolidating Adjustments | Financial Services
Assets:
Total assets		(1,348)			(1,073)
LIABILITIES AND EQUITY
Total liabilities		0			0
Consolidating Adjustments | Multifamily
Assets:
Total assets		0			0
LIABILITIES AND EQUITY
Total liabilities		0			0
Consolidating Adjustments | Lennar Other
Assets:
Total assets		(16,590)			(2,765)
LIABILITIES AND EQUITY
Total liabilities		$ 0			$ 0

[1] Under certain provisions of Accounting Standards Codification ("ASC") Topic 810, Consolidations, ("ASC 810") the Company is required to separately disclose on its condensed consolidated balance sheets the assets owned by consolidated variable interest entities ("VIEs") and liabilities of consolidated VIEs as to which neither Lennar Corporation, or any of its subsidiaries, has any obligations. As of May 31, 2020, total assets include $873.0 million related to consolidated VIEs of which $9.1 million is included in Homebuilding cash and cash equivalents, $0.2 million in Homebuilding receivables, net, $110.6 million in Homebuilding finished homes and construction in progress, $308.4 million in Homebuilding land and land under development, $391.6 million in Homebuilding consolidated inventory not owned, $2.0 million in Homebuilding investments in unconsolidated entities, $8.0 million in Homebuilding other assets and $43.3 million in Multifamily assets. As of November 30, 2019, total assets include $980.2 million related to consolidated VIEs of which $15.5 million is included in Homebuilding cash and cash equivalents, $0.2 million in Homebuilding receivables, net, $97.5 million in Homebuilding finished homes and construction in progress, $283.2 million in Homebuilding land and land under development, $301.0 million in Homebuilding consolidated inventory not owned, $2.5 million in Homebuilding investments in unconsolidated entities, $10.0 million in Homebuilding other assets, $221.2 million in Financial Services assets and $49.1 million in Multifamily assets.

[2] Under certain provisions of ASC 810, the Company is required to separately disclose on its condensed consolidated balance sheets the assets owned by consolidated VIEs and liabilities of consolidated VIEs as to which neither Lennar Corporation, or any of its subsidiaries, has any obligations. As of May 31, 2020, total liabilities include $450.4 million related to consolidated VIEs as to which there was no recourse against the Company, of which $20.9 million is included in Homebuilding accounts payable, $335.5 million in Homebuilding liabilities related to consolidated inventory not owned, $74.5 million in Homebuilding senior notes and other debts payable, $8.6 million in Homebuilding other liabilities and $11.0 million in Multifamily liabilities. As of November 30, 2019, total liabilities include $549.7 million related to consolidated VIEs as to which there was no recourse against the Company, of which $13.7 million is included in Homebuilding accounts payable, $247.5 million in Homebuilding liabilities related to consolidated inventory not owned, $47.1 million in Homebuilding senior notes and other debt payable, $8.9 million in Homebuilding other liabilities, $231.1 million in Financial Services liabilities and $1.4 million in Multifamily liabilities.