Operating and Reporting Segments - Unrealized Gain (Loss) on Investments (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
May 31, 2026 |
May 31, 2025 |
May 31, 2026 |
May 31, 2025 |
|
| Segment Reporting Information [Line Items] | ||||
| Lennar Other losses from technology investments | $ (23,252) | $ (29,440) | $ (8,414) | $ (91,943) |
| Lennar Other | ||||
| Segment Reporting Information [Line Items] | ||||
| Lennar Other losses from technology investments | (23,252) | (29,440) | (8,414) | (91,943) |
| Lennar Other | Operating Segments | ||||
| Segment Reporting Information [Line Items] | ||||
| Lennar Other losses from technology investments | $ (23,252) | $ (29,440) | $ (8,414) | $ (91,943) |