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v3.23.4

Summary of Significant Accounting Policies (Narrative) (Details) | 12 Months Ended |
--- | --- | ---
Nov. 30, 2023 USD ($) vote communities $ / shares shares | Nov. 30, 2022 USD ($) communities $ / shares shares | Nov. 30, 2021 USD ($) $ / shares shares | Mar. 31, 2022 USD ($) shares
Segment Reporting Information [Line Items] |  |  |  |
Advertising costs | $ 146,000,000 | $ 102,100,000 | $ 74,200,000 |
Cash held in escrow | $ 594,800,000 | $ 1,000,000,000 |  |
Escrow deposit period | 2 days | 2 days |  |
Number of active communities | communities | 1,255 | 1,200 |  |
Land under Purchase Options, Deposit | $ 1,900,000,000 |  |  |
Held-to-maturity securities, term | 3 years |  |  |
Deferred tax assets after valuation allowance | $ 702,440,000 | $ 720,063,000 |  |
Deferred tax assets, valuation allowance | 2,333,000 | 2,903,000 |  |
Self-insurance reserve | 245,800,000 | 210,100,000 |  |
Authorized amount under stock repurchase program |  |  |  | $ 2,000,000,000
Originally authorized shares under the stock repurchase program (in shares) | shares |  |  |  | 30,000,000
Compensation expense | 53,400,000 | 37,500,000 | $ 29,400,000 |
Right-of-use assets | 145,812,000 |  |  |
Operating lease liability | 154,271,000 |  |  |
Net deferred tax assets | 326,478,000 | 242,408,000 |  |
Impairment of long lived assets | $ 36,800,000 |  |  |
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] | Nonoperating Income (Expense) |  |  |
Stock Repurchase Program, Number of Additonal Shares Authorized to be Repurchased | shares | 5,000,000,000 |  |  |
Variable Interest Entity, Not Primary Beneficiary Including Third Parties |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Increase in consolidated inventory not owned | $ 661,300,000 |  |  |
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Available-for-sale securities | 37,953,000 | 35,482,000 |  |
Held-to-maturity securities | 140,676,000 | 143,251,000 |  |
Investments in equity securities | $ 297,243,000 | $ 391,026,000 |  |
Executive Chairman |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Voting power | 36.00% |  |  |
Preferred Stock |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Preferred stock, shares authorized (in shares) | shares | 500,000 |  |  |
Preferred stock, par value (in usd per share) | $ / shares | $ 10 |  |  |
Participating Preferred Stock |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Preferred stock, shares authorized (in shares) | shares | 100,000,000 |  |  |
Preferred stock, par value (in usd per share) | $ / shares | $ 0.10 |  |  |
Preferred stock, shares issued (in shares) | shares | 0 |  |  |
Class A Common Stock |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Cash dividends (in USD per share) | $ / shares | $ 1.50 | $ 1.50 | $ 1.00 |
Votes per share | vote | 1 |  |  |
Class B Common Stock |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Cash dividends (in USD per share) | $ / shares | $ 1.50 | $ 1.50 | $ 1.00 |
Votes per share | vote | 10 |  |  |
Financial Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net deferred tax assets | $ 36,821,000 | $ 15,376,000 |  |
Financial Services | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Available-for-sale securities | 0 | 0 |  |
Held-to-maturity securities | 140,676,000 | 143,251,000 |  |
Investments in equity securities | 0 | 0 |  |
Lennar Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Available-for-sale securities | 38,000,000 | 35,500,000 |  |
Net deferred tax assets | 70,954,000 | 46,214,000 |  |
Lennar Other | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Available-for-sale securities | 37,953,000 | 35,482,000 |  |
Held-to-maturity securities | 0 | 0 |  |
Investments in equity securities | 297,243,000 | 391,026,000 |  |
Homebuilding |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Sales incentive, amount per home | $ 42,900 | $ 17,300 | $ 9,000 |
Sales incentive, amount per home, percentage | 8.80% | 3.50% | 2.10% |
Inventory write-down | $ 19,900,000 | $ 47,900,000 |  |
Interest incurred | 187,600,000 | 230,800,000 | $ 275,100,000 |
Interest capitalized | 172,000,000 | 211,700,000 | $ 254,900,000 |
Net deferred tax assets | 163,917,000 | 154,143,000 |  |
Homebuilding | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Available-for-sale securities | 0 | 0 |  |
Held-to-maturity securities | 0 | 0 |  |
Investments in equity securities | $ 0 | $ 0 |  |
Stock Option Awards |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Expiration period | 10 years |  |  |
Nonvested shares |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Unrecognized compensation expense related to unvested share-based awards granted | $ 112,500,000 |  |  |
Weighted average remaining contractual life of unrecognized compensation expense related to unvested share-based awards | 1 year 9 months 18 days |  |  |
Nonvested shares vested (in shares) | shares | 2,035,786 | 1,600,000 | 1,800,000 |
Discount rate | Valuation Technique, Discounted Cash Flow |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Communities, unobservable inputs | 0.15 |  |  |
Discount rate | Minimum |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Communities, unobservable inputs | 0.10 |  |  |
Discount rate | Maximum |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Communities, unobservable inputs | 0.20 |  |  |
Operating properties |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Estimated useful life | 30 years |  |  |
Furniture, fixtures and equipment | Minimum |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Estimated useful life | 2 years |  |  |
Furniture, fixtures and equipment | Maximum |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Estimated useful life | 10 years |  |  |
Leasehold improvements |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Estimated useful life | 5 years |  |  |

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