Operating And Reporting Segments (Schedule of Segment Assets and Liabilities) (Details) - USD ($) $ in Thousands		Nov. 30, 2024		Nov. 30, 2023	Nov. 30, 2022
Segment Reporting Information [Line Items]
Assets	[1]	$ 41,312,781		$ 39,234,303
Total liabilities	[2]	13,291,556		12,532,337
Equity Securities without Readily Determinable Fair Value, Amount		143,000		121,000
Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		4,909,664		6,474,497
Restricted cash		80,546		96,441
Receivables, net		1,652,558		1,696,205
Inventory owned and consolidated inventory not owned		20,312,430		18,897,670
Loans held-for-sale		2,250,718		2,086,809
Investments in equity securities		347,810		297,243
Loans held-for-investment, net		60,969		55,463
Investments held-to-maturity		135,646		140,676
Deposits and pre-acquisition costs on real estate		3,658,015		2,034,217
Investments available-for-sale		40,578		37,953
Investments in unconsolidated entities		2,227,574		2,020,005
Goodwill		3,632,058		3,632,058
Other assets		2,004,215		1,765,066
Notes and other debts payable, net		4,189,239		4,984,028
Liabilities related to consolidated inventory not owned		3,563,934		2,540,894
Accounts payable and other liabilities		5,538,383		5,007,415
Homebuilding
Segment Reporting Information [Line Items]
Cash and cash equivalents	[1]	4,662,643		6,273,724
Restricted cash	[1]	11,799		13,481
Receivables, net	[1]	1,053,211		887,992
Inventory owned and consolidated inventory not owned	[1]	19,719,551		18,352,735
Deposits and pre-acquisition costs on real estate		3,625,372		2,002,154
Investments in unconsolidated entities	[1]	1,344,836		1,143,909
Goodwill		3,442,359	[1]	3,442,359
Other assets	[1]	1,734,698		1,512,038
Assets	[1]	35,594,469		33,628,392
Notes and other debts payable, net	[2]	2,258,283		2,816,482
Liabilities related to consolidated inventory not owned	[2]	3,563,934		2,540,894
Total liabilities	[2]	10,863,209		9,727,994
Homebuilding | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		4,662,643		6,273,724	$ 4,616,124
Restricted cash		11,799		13,481	23,046
Receivables, net		1,053,211		887,992
Inventory owned and consolidated inventory not owned		19,719,551		18,352,735
Loans held-for-sale		0		0
Investments in equity securities		0		0
Loans held-for-investment, net		0		0
Investments held-to-maturity		0		0
Deposits and pre-acquisition costs on real estate		3,625,372		2,002,154
Investments available-for-sale		0		0
Investments in unconsolidated entities		1,344,836		1,143,909
Goodwill		3,442,359		3,442,359
Other assets		1,734,698		1,512,038
Assets		35,594,469		33,628,392
Notes and other debts payable, net		2,258,283		2,816,482
Liabilities related to consolidated inventory not owned		3,563,934		2,540,894
Accounts payable and other liabilities		5,040,992		4,370,618
Total liabilities		10,863,209		9,727,994
Financial Services
Segment Reporting Information [Line Items]
Assets	[1]	3,516,550		3,566,546
Total liabilities	[2]	2,140,708		2,447,039
Financial Services | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		175,382		159,491	139,378
Restricted cash		68,747		82,960	14,004
Receivables, net		545,752		716,071
Inventory owned and consolidated inventory not owned		0		0
Loans held-for-sale		2,250,718		2,086,809
Investments in equity securities		0		0
Loans held-for-investment, net		60,969		55,463
Investments held-to-maturity		135,646		140,676
Deposits and pre-acquisition costs on real estate		0		0
Investments available-for-sale		0		0
Investments in unconsolidated entities		0		0
Goodwill		189,699		189,699
Other assets		89,637		135,377
Assets		3,516,550		3,566,546
Notes and other debts payable, net		1,930,956		2,163,805
Liabilities related to consolidated inventory not owned		0		0
Accounts payable and other liabilities		209,752		283,234
Total liabilities		2,140,708		2,447,039
Multifamily
Segment Reporting Information [Line Items]
Assets	[1]	1,306,818		1,381,513
Total liabilities	[2]	181,883		278,177
Multifamily | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		30,948		39,334	17,827
Restricted cash		0		0
Receivables, net		53,595		92,142
Inventory owned and consolidated inventory not owned		592,879		544,935
Loans held-for-sale		0		0
Investments in equity securities		0		0
Loans held-for-investment, net		0		0
Investments held-to-maturity		0		0
Deposits and pre-acquisition costs on real estate		32,643		32,063
Investments available-for-sale		0		0
Investments in unconsolidated entities		503,303		599,852
Goodwill		0		0
Other assets		93,450		73,187
Assets		1,306,818		1,381,513
Notes and other debts payable, net		0		3,741
Liabilities related to consolidated inventory not owned		0		0
Accounts payable and other liabilities		181,883		274,436
Total liabilities		181,883		278,177
Lennar Other
Segment Reporting Information [Line Items]
Investments available-for-sale		40,600		38,000
Assets	[1]	894,944		657,852
Total liabilities	[2]	105,756		79,127
Lennar Other | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		40,691		1,948	$ 5,391
Restricted cash		0		0
Receivables, net		0		0
Inventory owned and consolidated inventory not owned		0		0
Loans held-for-sale		0		0
Investments in equity securities		347,810		297,243
Loans held-for-investment, net		0		0
Investments held-to-maturity		0		0
Deposits and pre-acquisition costs on real estate		0		0
Investments available-for-sale		40,578		37,953
Investments in unconsolidated entities		379,435		276,244
Goodwill		0		0
Other assets		86,430		44,464
Assets		894,944		657,852
Notes and other debts payable, net		0		0
Liabilities related to consolidated inventory not owned		0		0
Accounts payable and other liabilities		105,756		79,127
Total liabilities		$ 105,756		$ 79,127

[1] Under certain provisions of Accounting Standards Codification ("ASC") Topic 810, Consolidations, ("ASC 810") the Company is required to separately disclose on its consolidated balance sheets the assets of consolidated variable interest entities ("VIEs") that are owned by the consolidated VIEs and liabilities of consolidated VIEs as to which there is no recourse against the Company. As of November 30, 2024, total assets include $3.7 billion related to consolidated VIEs of which $67.0 million is included in Homebuilding cash and cash equivalents, $6.0 million in Homebuilding receivables, net, $9.7 million in Homebuilding finished homes and construction in progress, $602.9 million in Homebuilding land and land under development, $2.8 billion in Homebuilding consolidated inventory not owned, $71.8 million in Homebuilding deposits and pre-acquisition costs on real estate, $0.3 million in Homebuilding investments in unconsolidated entities, $42.3 million in Homebuilding other assets and $33.9 million in Multifamily assets. As of November 30, 2023, total assets include $1.9 billion related to consolidated VIEs of which $22.8 million is included in Homebuilding cash and cash equivalents, $1.8 million in Homebuilding receivables, net, $18.3 million in Homebuilding finished homes and construction in progress, $628.0 million in Homebuilding land and land under development, $1.2 billion in Homebuilding consolidated inventory not owned, $55.0 million in Homebuilding deposits and pre-acquisition costs on real estate, $0.3 million in Homebuilding investments in unconsolidated entities, $23.0 million in Homebuilding other assets and $32.6 million in Multifamily assets.

[2] As of November 30, 2024, total liabilities include $2.7 billion related to consolidated VIEs as to which there was no recourse against the Company, of which $67.3 million is included in Homebuilding accounts payable, $2.6 billion in Homebuilding liabilities related to consolidated inventory not owned, $6.0 million in Homebuilding senior notes and other debts payable, net, $45.8 million in Homebuilding other liabilities and $1.0 million in Multifamily liabilities. As of November 30, 2023, total liabilities include $1.2 billion related to consolidated VIEs as to which there was no recourse against the Company, of which $53.7 million is included in Homebuilding accounts payable, $1.1 billion in Homebuilding liabilities related to consolidated inventory not owned, $38.1 million in Homebuilding other liabilities and $4.1 million in Multifamily liabilities.