Operating and Reporting Segments (Disclosure Of Assets and Liabilities) (Details) - USD ($) $ in Thousands |
May 31, 2026 |
Nov. 30, 2025 |
May 31, 2025 |
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|---|---|---|---|---|---|---|---|
| Segment Reporting Information [Line Items] | |||||||
| Total assets | [1] | $ 33,701,455 | $ 34,430,437 | ||||
| Total liabilities | [2] | 11,935,729 | 12,289,828 | ||||
| Equity securities without readily determinable fair values | 113,200 | 114,400 | |||||
| Operating Segments | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Cash and cash equivalents | 2,091,695 | 3,756,305 | |||||
| Restricted cash | 82,083 | 74,429 | |||||
| Receivables, net | 1,473,804 | 1,470,862 | |||||
| Inventory owned and consolidated inventory not owned | 12,584,262 | 11,841,255 | |||||
| Loans held-for-sale | 1,939,919 | 2,212,624 | |||||
| Investments in equity securities | 202,758 | 346,820 | |||||
| Investments available-for-sale | 38,725 | 39,060 | |||||
| Investments held-to-maturity | 129,320 | 132,868 | |||||
| Deposits and pre-acquisition costs on real estate | 7,066,330 | 6,398,729 | |||||
| Investments in unconsolidated entities | 2,335,207 | 2,422,436 | |||||
| Goodwill | 3,632,058 | 3,632,058 | |||||
| Other assets | 2,125,294 | 2,102,991 | |||||
| Senior notes and other debts payable, net | 6,011,233 | 5,874,995 | |||||
| Liabilities related to consolidated inventory not owned | 1,312,689 | 1,476,376 | |||||
| Accounts payable and other liabilities | 4,611,807 | 4,938,457 | |||||
| Homebuilding | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Cash and cash equivalents | [1] | 1,816,248 | 3,441,324 | ||||
| Restricted cash | [1] | 29,204 | 25,930 | ||||
| Receivables, net | [1] | 978,796 | 1,002,629 | ||||
| Inventory owned and consolidated inventory not owned | [1] | 12,383,718 | 11,617,633 | ||||
| Deposits and pre-acquisition costs on real estate | 7,061,935 | 6,383,633 | |||||
| Investments in unconsolidated entities | [1] | 1,478,719 | 1,545,370 | ||||
| Goodwill | [1] | 3,442,359 | 3,442,359 | ||||
| Other assets | [1] | 1,785,201 | 1,794,378 | ||||
| Total assets | [1] | 28,976,180 | 29,253,256 | ||||
| Senior notes and other debts payable, net | [2] | 4,047,487 | 4,084,686 | ||||
| Liabilities related to consolidated inventory not owned | [2] | 1,312,689 | 1,476,376 | ||||
| Total liabilities | [2] | 9,615,700 | 10,065,422 | ||||
| Homebuilding | Operating Segments | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Cash and cash equivalents | 1,816,248 | 3,441,324 | $ 1,168,143 | ||||
| Restricted cash | 29,204 | 25,930 | 23,987 | ||||
| Receivables, net | 978,796 | 1,002,629 | |||||
| Inventory owned and consolidated inventory not owned | 12,383,718 | 11,617,633 | |||||
| Loans held-for-sale | 0 | 0 | |||||
| Investments in equity securities | 0 | 0 | |||||
| Investments available-for-sale | 0 | 0 | |||||
| Investments held-to-maturity | 0 | 0 | |||||
| Deposits and pre-acquisition costs on real estate | 7,061,935 | 6,383,633 | |||||
| Investments in unconsolidated entities | 1,478,719 | 1,545,370 | |||||
| Goodwill | 3,442,359 | 3,442,359 | |||||
| Other assets | 1,785,201 | 1,794,378 | |||||
| Total assets | 28,976,180 | 29,253,256 | |||||
| Senior notes and other debts payable, net | 4,047,487 | 4,084,686 | |||||
| Liabilities related to consolidated inventory not owned | 1,312,689 | 1,476,376 | |||||
| Accounts payable and other liabilities | 4,255,524 | 4,504,360 | |||||
| Total liabilities | 9,615,700 | 10,065,422 | |||||
| Lennar Financial Services | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Total assets | [1] | 3,123,509 | 3,377,413 | ||||
| Total liabilities | [2] | 2,151,670 | 2,010,598 | ||||
| Lennar Financial Services | Carrying Value | Level 3 | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Loans held for sale | 13,830 | 15,547 | |||||
| Lennar Financial Services | Fair Value | Level 3 | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Loans held for sale | 13,959 | 15,547 | |||||
| Lennar Financial Services | Fair Value | Level 3 | Scenario, Adjustment | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Loans held for sale | 50,300 | ||||||
| Lennar Financial Services | Fair Value | Level 3 | Residential Mortgage | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Loans held for sale | 13,800 | 15,500 | |||||
| Lennar Financial Services | Operating Segments | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Cash and cash equivalents | 242,588 | 258,873 | 202,647 | ||||
| Restricted cash | 52,879 | 48,499 | 47,334 | ||||
| Receivables, net | 462,311 | 429,560 | |||||
| Inventory owned and consolidated inventory not owned | 0 | 0 | |||||
| Loans held-for-sale | 1,939,919 | 2,212,624 | |||||
| Investments in equity securities | 0 | 0 | |||||
| Investments available-for-sale | 0 | 0 | |||||
| Investments held-to-maturity | 129,320 | 132,868 | |||||
| Deposits and pre-acquisition costs on real estate | 0 | 0 | |||||
| Investments in unconsolidated entities | 679 | 2,528 | |||||
| Goodwill | 189,699 | 189,699 | |||||
| Other assets | 106,114 | 102,762 | |||||
| Total assets | 3,123,509 | 3,377,413 | |||||
| Senior notes and other debts payable, net | 1,963,746 | 1,790,309 | |||||
| Liabilities related to consolidated inventory not owned | 0 | 0 | |||||
| Accounts payable and other liabilities | 187,924 | 220,289 | |||||
| Total liabilities | 2,151,670 | 2,010,598 | |||||
| Lennar Financial Services | Operating Segments | Disposal Group, Held-for-Sale, Not Discontinued Operations | Carrying Value | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Loans held-for-investment, net | 61,000 | ||||||
| Multifamily | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Total assets | [1] | 801,356 | 902,136 | ||||
| Total liabilities | [2] | 76,768 | 113,361 | ||||
| Multifamily | Operating Segments | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Cash and cash equivalents | 10,657 | 34,172 | 14,211 | ||||
| Restricted cash | 0 | 0 | |||||
| Receivables, net | 32,697 | 38,673 | |||||
| Inventory owned and consolidated inventory not owned | 200,544 | 223,622 | |||||
| Loans held-for-sale | 0 | 0 | |||||
| Investments in equity securities | 0 | 0 | |||||
| Investments available-for-sale | 0 | 0 | |||||
| Investments held-to-maturity | 0 | 0 | |||||
| Deposits and pre-acquisition costs on real estate | 4,395 | 15,096 | |||||
| Investments in unconsolidated entities | 491,325 | 506,573 | |||||
| Goodwill | 0 | 0 | |||||
| Other assets | 61,738 | 84,000 | |||||
| Total assets | 801,356 | 902,136 | |||||
| Senior notes and other debts payable, net | 0 | 0 | |||||
| Liabilities related to consolidated inventory not owned | 0 | 0 | |||||
| Accounts payable and other liabilities | 76,768 | 113,361 | |||||
| Total liabilities | 76,768 | 113,361 | |||||
| Lennar Other | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Total assets | [1] | 800,410 | 897,632 | ||||
| Total liabilities | [2] | 91,591 | 100,447 | ||||
| Lennar Other | Operating Segments | |||||||
| Segment Reporting Information [Line Items] | |||||||
| Cash and cash equivalents | 22,202 | 21,936 | $ 22,693 | ||||
| Restricted cash | 0 | 0 | |||||
| Receivables, net | 0 | 0 | |||||
| Inventory owned and consolidated inventory not owned | 0 | 0 | |||||
| Loans held-for-sale | 0 | 0 | |||||
| Investments in equity securities | 202,758 | 346,820 | |||||
| Investments available-for-sale | 38,725 | 39,060 | |||||
| Investments held-to-maturity | 0 | 0 | |||||
| Deposits and pre-acquisition costs on real estate | 0 | 0 | |||||
| Investments in unconsolidated entities | 364,484 | 367,965 | |||||
| Goodwill | 0 | 0 | |||||
| Other assets | 172,241 | 121,851 | |||||
| Total assets | 800,410 | 897,632 | |||||
| Senior notes and other debts payable, net | 0 | 0 | |||||
| Liabilities related to consolidated inventory not owned | 0 | 0 | |||||
| Accounts payable and other liabilities | 91,591 | 100,447 | |||||
| Total liabilities | $ 91,591 | $ 100,447 | |||||
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