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Financial Instruments and Fair Value Disclosures - (Mortgage Servicing Rights Unobservable Inputs) (Details) - Lennar Financial Services - Level 3 | Aug. 31, 2024 | Nov. 30, 2023
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Mortgage prepayment rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unobservable inputs for valuation of mortgage servicing rights | 0.09 | 0.08
Discount rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unobservable inputs for valuation of mortgage servicing rights | 0.13 | 0.13
Delinquency rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unobservable inputs for valuation of mortgage servicing rights | 0.11 | 0.09

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- Definition Value of input used to measure servicing asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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