Variable Interest Entities (Estimated Maximum Exposure To Loss) (Details) - USD ($) $ in Thousands |
May 31, 2026 |
Nov. 30, 2025 |
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|---|---|---|---|---|
| Variable Interest Entity, Not Primary Beneficiary | ||||
| Variable Interest Entity [Line Items] | ||||
| Investments in Unconsolidated VIEs | $ 1,131,343 | $ 1,232,661 | ||
| Lennar’s Maximum Exposure to Loss | 1,144,033 | 1,271,590 | ||
| Homebuilding | ||||
| Variable Interest Entity [Line Items] | ||||
| Lennar's carrying value of investments | [1] | 1,478,719 | 1,545,370 | |
| Homebuilding | Variable Interest Entity, Not Primary Beneficiary | ||||
| Variable Interest Entity [Line Items] | ||||
| Investments in Unconsolidated VIEs | 689,540 | 824,241 | ||
| Lennar’s Maximum Exposure to Loss | 701,550 | 861,679 | ||
| Homebuilding | Upward America Venture | Variable Interest Entity, Not Primary Beneficiary | Commitment for recourse debt | ||||
| Variable Interest Entity [Line Items] | ||||
| Obligations related to VIEs | 8,200 | 30,100 | ||
| Multifamily | Variable Interest Entity, Not Primary Beneficiary | ||||
| Variable Interest Entity [Line Items] | ||||
| Investments in Unconsolidated VIEs | 208,578 | 167,873 | ||
| Lennar’s Maximum Exposure to Loss | 209,258 | 169,364 | ||
| Lennar Financial Services | Variable Interest Entity, Not Primary Beneficiary | ||||
| Variable Interest Entity [Line Items] | ||||
| Investments in Unconsolidated VIEs | 129,999 | 135,396 | ||
| Lennar’s Maximum Exposure to Loss | 129,999 | 135,396 | ||
| Lennar Other | Variable Interest Entity, Not Primary Beneficiary | ||||
| Variable Interest Entity [Line Items] | ||||
| Investments in Unconsolidated VIEs | 103,226 | 105,151 | ||
| Lennar’s Maximum Exposure to Loss | $ 103,226 | $ 105,151 | ||
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