Operating And Reporting Segments (Narrative) (Details) $ in Thousands		12 Months Ended
		Nov. 30, 2023 USD ($) transaction	Nov. 30, 2022 USD ($) transaction	Nov. 30, 2021 USD ($)
Segment Reporting Information [Line Items]
Non-public technology written off		$ 65,000
Doma Holdings, Inc
Segment Reporting Information [Line Items]
Ownership percentage		25.00%
Financial Services
Segment Reporting Information [Line Items]
Origination of loans		$ 466,043	$ 740,345
Loans sold		$ 430,707	$ 715,933
Number of securitizations | transaction		10	6
Financial Services | Loan Origination Liabilities
Segment Reporting Information [Line Items]
Loss Contingency Accrual		$ 17,598	$ 11,787	$ 11,670
Financial Services | Commercial Mortgage-Backed Securities | Minimum
Segment Reporting Information [Line Items]
Discount rate		6.00%
Coupon rate		2.00%
Financial Services | Commercial Mortgage-Backed Securities | Maximum
Segment Reporting Information [Line Items]
Discount rate		84.00%
Coupon rate		5.30%
Financial Services | Warehouse Repurchase Facility
Segment Reporting Information [Line Items]
Percentage of loan collateralized		80.00%
Homebuilding
Segment Reporting Information [Line Items]
Senior notes and other debts payable, net	[1]	$ 2,816,482	4,047,294
Interest rate		7.50%
Investments in unconsolidated entities	[2]	$ 1,143,909	$ 1,173,164

[1] 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. As of November 30, 2022, total liabilities include $620.4 million related to consolidated VIEs as to which there was no recourse against the Company, of which $66.9 million is included in Homebuilding accounts payable, $510.9 million in Homebuilding liabilities related to consolidated inventory not owned, $29.4 million in Homebuilding senior notes and other debts payable, $7.2 million in Homebuilding other liabilities, $3.8 million in Multifamily liabilities and $2.2 million in Lennar Other liabilities.

[2] 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, 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, $55.0 million in Homebuilding deposits and pre-acquisition costs on real estate, $1.2 billion in Homebuilding consolidated inventory not owned, $0.3 million in Homebuilding investments in unconsolidated entities, $23.0 million in Homebuilding other assets and $32.6 million in Multifamily assets. As of November 30, 2022, total assets include $1.4 billion related to consolidated VIEs of which $56.9 million is included in Homebuilding cash and cash equivalents, $0.3 million in Homebuilding receivables, net, $29.4 million in Homebuilding finished homes and construction in progress, $687.8 million in Homebuilding land and land under development, $48.7 million in Homebuilding deposits and pre-acquisition costs on real estate, $533.8 million in Homebuilding consolidated inventory not owned, $1.0 million in Homebuilding investments in unconsolidated entities, $23.0 million in Homebuilding other assets, $33.2 million in Multifamily assets and $9.0 million in Lennar Other assets.