Operating and Reporting Segments (Disclosure Of Assets and Liabilities) (Details) - USD ($) $ in Thousands		Aug. 31, 2022		Nov. 30, 2021		Aug. 31, 2021
Segment Reporting Information [Line Items]
Total assets	[1]	$ 35,339,877		$ 33,207,778
Total liabilities	[2]	12,212,339		12,211,496
Equity securities without readily determinable fair values		178,000		100,100
Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		1,504,045		2,921,744
Restricted cash		47,285		33,939
Receivables, net		1,380,457		1,296,848
Inventories		23,272,432		19,169,397
Loans held-for-sale		1,260,122		1,636,351
Investments in equity securities		487,082		1,006,599
Investments available-for-sale		35,163		41,654
Loans and Leases Receivable, Net Amount		38,939		44,582
Debt Securities, Held-to-maturity		151,015		157,808
Investments in unconsolidated entities		2,148,647		1,972,383
Goodwill		3,632,058		3,632,058
Other assets		1,382,632		1,294,415
Total assets		35,339,877		33,207,778
Senior notes and other debts payable, net		5,562,092		6,378,364
Accounts payable and other liabilities		6,650,247		5,833,132
Total liabilities		12,212,339		12,211,496
Homebuilding
Segment Reporting Information [Line Items]
Inventories	[1]	22,842,509		18,715,304
Investments in unconsolidated entities	[1]	1,174,498		972,084
Goodwill	[1]	3,442,359		3,442,359
Other assets	[1]	1,163,519		1,090,654
Total assets	[1]	30,630,296		27,467,819
Senior notes and other debts payable, net	[2]	4,057,496		4,652,338
Total liabilities	[2]	10,108,448		9,870,242
Homebuilding | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		1,309,364	[1]	2,735,213	[1]	$ 2,623,320
Restricted cash		32,575	[1]	21,927	[1]	21,519
Receivables, net	[1]	665,472		490,278
Inventories		22,842,509		18,715,304
Loans held-for-sale		0		0
Investments in equity securities		0		0
Investments available-for-sale		0		0
Loans and Leases Receivable, Net Amount		0		0
Debt Securities, Held-to-maturity		0		0
Investments in unconsolidated entities		1,174,498		972,084
Goodwill		3,442,359		3,442,359
Other assets		1,163,519		1,090,654
Total assets		30,630,296		27,467,819
Senior notes and other debts payable, net		4,057,496		4,652,338
Accounts payable and other liabilities		6,050,952		5,217,904
Total liabilities		10,108,448		9,870,242
Financial Services
Segment Reporting Information [Line Items]
Total assets	[1]	2,523,970		2,964,367
Total liabilities	[2]	1,675,492		1,906,343
Financial Services | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		143,630		167,021		137,021
Restricted cash		14,710		12,012		11,330
Receivables, net		606,672		708,165
Inventories		0		0
Loans held-for-sale		1,260,122		1,636,351
Investments in equity securities		0		0
Investments available-for-sale		0		0
Loans and Leases Receivable, Net Amount		38,939		44,582
Debt Securities, Held-to-maturity		151,015		157,808
Investments in unconsolidated entities		0		0
Goodwill		189,699		189,699
Other assets		119,183		48,729
Total assets		2,523,970		2,964,367
Senior notes and other debts payable, net		1,487,913		1,726,026
Accounts payable and other liabilities		187,579		180,317
Total liabilities		1,675,492		1,906,343
Multifamily
Segment Reporting Information [Line Items]
Total assets	[1]	1,267,908		1,311,747
Total liabilities	[2]	326,048		288,930
Multifamily | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		40,870		16,850		15,302
Restricted cash		0		0
Receivables, net		108,313		98,405
Inventories		429,923		454,093
Loans held-for-sale		0		0
Investments in equity securities		0		0
Investments available-for-sale		0		0
Loans and Leases Receivable, Net Amount		0		0
Debt Securities, Held-to-maturity		0		0
Investments in unconsolidated entities		631,513		654,029
Goodwill		0		0
Other assets		57,289		88,370
Total assets		1,267,908		1,311,747
Senior notes and other debts payable, net		16,683		0
Accounts payable and other liabilities		309,365		288,930
Total liabilities		326,048		288,930
Lennar Other
Segment Reporting Information [Line Items]
Total assets	[1]	917,703		1,463,845
Total liabilities	[2]	102,351		145,981
Lennar Other | Operating Segments
Segment Reporting Information [Line Items]
Cash and cash equivalents		10,181		2,660		$ 3,498
Restricted cash		0		0
Receivables, net		0		0
Inventories		0		0
Loans held-for-sale		0		0
Investments in equity securities		487,082		1,006,599
Investments available-for-sale		35,163		41,654
Loans and Leases Receivable, Net Amount		0		0
Debt Securities, Held-to-maturity		0		0
Investments in unconsolidated entities		342,636		346,270
Goodwill		0		0
Other assets		42,641		66,662
Total assets		917,703		1,463,845
Senior notes and other debts payable, net		0		0
Accounts payable and other liabilities		102,351		145,981
Total liabilities		$ 102,351		$ 145,981

[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, nor any of its subsidiaries, has any obligations. As of August 31, 2022, total assets include $1.4 billion related to consolidated VIEs of which $69.4 million is included in Homebuilding cash and cash equivalents, $0.2 million in Homebuilding receivables, net, $63.9 million in Homebuilding finished homes and construction in progress, $741.0 million in Homebuilding land and land under development, $420.9 million in Homebuilding consolidated inventory not owned, $1.0 million in Homebuilding investments in unconsolidated entities, $24.2 million in Homebuilding other assets, $29.4 million in Multifamily assets and $13.5 million in Lennar Other assets. As of November 30, 2021, total assets include $1.1 billion related to consolidated VIEs of which $60.9 million is included in Homebuilding cash and cash equivalents, $4.4 million in Homebuilding receivables, net, $14.3 million in Homebuilding finished homes and construction in progress, $697.1 million in Homebuilding land and land under development, $239.2 million in Homebuilding consolidated inventory not owned, $1.1 million in Homebuilding investments in unconsolidated entities, $17.4 million in Homebuilding other assets and $80.6 million in Multifamily assets.

[2] As of August 31, 2022, total liabilities include $489.1 million related to consolidated VIEs as to which there was no recourse against the Company, of which $26.7 million is included in Homebuilding accounts payable, $413.5 million in Homebuilding liabilities related to consolidated inventory not owned, $29.3 million in Homebuilding senior notes and other debts payable, $9.7 million in Homebuilding other liabilities, $3.5 million in Multifamily liabilities and $6.3 million in Lennar Other liabilities.As of November 30, 2021, total liabilities include $258.5 million related to consolidated VIEs as to which there was no recourse against the Company, of which $26.6 million is included in Homebuilding accounts payable, $196.6 million in Homebuilding liabilities related to consolidated inventory not owned, $20.1 million in Homebuilding senior notes and other debt payable, $12.3 million in Homebuilding other liabilities and $2.8 million in Multifamily liabilities.