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Stockholders' Equity (Schedule Of Changes In Equity) (Details) - USD ($) |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Sep. 27, 2023 | Jul. 21, 2023 | Aug. 31, 2023 | May 31, 2023 | Feb. 28, 2023 | Nov. 30, 2022 | Aug. 31, 2022 | Aug. 31, 2023 | Aug. 31, 2022 | Mar. 31, 2022
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | $ 25,161,119,000 |  |  | $ 24,240,367,000 | [1] | $ 23,127,538,000 |  | $ 21,789,774,000 | $ 24,240,367,000 | [1] | $ 20,996,282,000 |
Net earnings (including net earnings attributable to noncontrolling interests) |  |  | 1,116,952,000 |  |  |  |  |  |  | 1,472,694,000 | 2,594,002,000 |  | 3,304,567,000 |
Employee stock and directors plans |  |  | (8,552,000) |  |  |  |  |  |  | (13,106,000) | (71,313,000) |  | (70,525,000) |
Purchases of treasury stock |  |  | (368,381,000) |  |  |  |  |  |  |  | (769,240,000) |  | (847,071,000) |
Amortization of restricted stock |  |  | 12,885,000 |  |  |  |  |  |  | 38,200,000 | 139,616,000 |  | 154,710,000 |
Cash dividends |  |  | (107,082,000) |  |  |  |  |  |  | (108,749,000) | (325,359,000) |  | (329,717,000) |
Receipts related to noncontrolling interests |  |  | 1,391,000 |  |  |  |  |  |  | 11,965,000 | 6,309,000 |  | 30,060,000 |
Payments related to noncontrolling interests |  |  | (22,795,000) |  |  |  |  |  |  | (19,577,000) | (43,418,000) |  | (85,098,000) |
Non-cash purchase or activity of noncontrolling interests, net |  |  | 2,797,000 |  |  |  |  |  |  | (44,005,000) | 15,946,000 |  | (29,101,000) |
Total other comprehensive income, net of tax |  |  | 208,000 |  |  |  |  |  |  | 342,000 | 1,632,000 |  | 3,431,000 |
Balance, ending |  |  | 25,788,542,000 | [1] | $ 25,161,119,000 |  |  | $ 24,240,367,000 | [1] | $ 23,127,538,000 | 25,788,542,000 | [1] | 23,127,538,000 |
Cash dividend paid (in dollars per share) |  | $ 0.375 |  |  | $ 0.375 | $ 0.375 |  | $ 0.375 |  | $ 0.375 |  |  |  |
Stock repurchase program, authorized value |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,000,000,000
Stock repurchase program, authorized shares (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 30,000,000
Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash dividend declared (in dollars per share) | $ 0.375 |  |  |  |  |  |  |  |  |  |  |  |  |
Additional Paid - in Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | 5,546,128,000 |  |  | $ 5,417,796,000 |  | $ 5,388,413,000 |  | $ 5,355,182,000 | 5,417,796,000 |  | 8,807,891,000 |
Employee stock and directors plans |  |  | (620,000) |  |  |  |  |  |  | 39,000 | 822,000 |  | 893,000 |
Retirement of treasury stock |  |  |  |  |  |  |  |  |  |  |  |  | (3,533,425,000) |
Amortization of restricted stock |  |  | 12,885,000 |  |  |  |  |  |  | 38,200,000 | 139,616,000 |  | 154,710,000 |
Non-cash purchase or activity of noncontrolling interests, net |  |  | 3,400,000 |  |  |  |  |  |  | (5,008,000) | 3,559,000 |  | (41,656,000) |
Balance, ending |  |  | 5,561,793,000 |  | $ 5,546,128,000 |  |  | 5,417,796,000 |  | 5,388,413,000 | 5,561,793,000 |  | 5,388,413,000 |
Treasury Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | (675,686,000) |  |  | (210,389,000) |  | (89,760,000) |  | (76,615,000) | (210,389,000) |  | (2,709,448,000) |
Employee stock and directors plans |  |  | (7,933,000) |  |  |  |  |  |  | (13,145,000) | (72,371,000) |  | (71,617,000) |
Retirement of treasury stock |  |  |  |  |  |  |  |  |  |  |  |  | 3,538,376,000 |
Purchases of treasury stock |  |  | (368,381,000) |  |  |  |  |  |  |  | (769,240,000) |  | (847,071,000) |
Balance, ending |  |  | (1,052,000,000) |  | (675,686,000) |  |  | (210,389,000) |  | (89,760,000) | (1,052,000,000) |  | (89,760,000) |
Accumulated Other Comprehensive Income |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | 3,832,000 |  |  | 2,408,000 |  | 2,090,000 |  | 1,748,000 | 2,408,000 |  | (1,341,000) |
Total other comprehensive income, net of tax |  |  | 208,000 |  |  |  |  |  |  | 342,000 | 1,632,000 |  | 3,431,000 |
Balance, ending |  |  | 4,040,000 |  | 3,832,000 |  |  | 2,408,000 |  | 2,090,000 | 4,040,000 |  | 2,090,000 |
Retained Earnings |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | 20,111,368,000 |  |  | 18,861,417,000 |  | 17,647,293,000 |  | 16,288,698,000 | 18,861,417,000 |  | 14,685,329,000 |
Net earnings (including net earnings attributable to noncontrolling interests) |  |  | 1,108,996,000 |  |  |  |  |  |  | 1,467,344,000 | 2,577,224,000 |  | 3,291,681,000 |
Cash dividends |  |  | (107,082,000) |  |  |  |  |  |  | (108,749,000) | (325,359,000) |  | (329,717,000) |
Balance, ending |  |  | 21,113,282,000 |  | 20,111,368,000 |  |  | 18,861,417,000 |  | 17,647,293,000 | 21,113,282,000 |  | 17,647,293,000 |
Noncontrolling Interests |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | 145,974,000 |  |  | 139,867,000 |  | 150,260,000 |  | 191,519,000 | 139,867,000 |  | 179,857,000 |
Net earnings (including net earnings attributable to noncontrolling interests) |  |  | 7,956,000 |  |  |  |  |  |  | 5,350,000 | 16,778,000 |  | 12,886,000 |
Receipts related to noncontrolling interests |  |  | 1,391,000 |  |  |  |  |  |  | 11,965,000 | 6,309,000 |  | 30,060,000 |
Payments related to noncontrolling interests |  |  | (22,795,000) |  |  |  |  |  |  | (19,577,000) | (43,418,000) |  | (85,098,000) |
Non-cash purchase or activity of noncontrolling interests, net |  |  | (603,000) |  |  |  |  |  |  | (38,997,000) | 12,387,000 |  | 12,555,000 |
Balance, ending |  |  | $ 131,923,000 |  | 145,974,000 |  |  | 139,867,000 |  | $ 150,260,000 | $ 131,923,000 |  | $ 150,260,000 |
Common Class A |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares repurchased during period (in shares) |  |  | 2,305,300 |  |  |  |  |  |  | 0 | 5,021,186 |  | 8,246,000 |
Total purchase price |  |  | $ 287,024,000 |  |  |  |  |  |  | $ 0 | $ 568,892,000 |  | $ 762,282,000 |
Average share price of shares repurchased (in dollars per share) |  |  | $ 124.51 |  |  |  |  |  |  | $ 0 | $ 113.30 |  | $ 92.44 |
Common Class A | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | $ 25,843,000 |  |  | 25,608,000 |  | 25,582,000 |  | $ 25,582,000 | $ 25,608,000 |  | $ 30,050,000 |
Employee stock and directors plans |  |  | 1,000 |  |  |  |  |  |  | 0 | 236,000 |  | 199,000 |
Retirement of treasury stock |  |  |  |  |  |  |  |  |  |  |  |  | (4,667,000) |
Balance, ending |  |  | $ 25,844,000 |  | 25,843,000 |  |  | 25,608,000 |  | $ 25,582,000 | $ 25,844,000 |  | $ 25,582,000 |
Common Class B |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares repurchased during period (in shares) |  |  | 694,700 |  |  |  |  |  |  | 0 | 1,978,814 |  | 1,122,000 |
Total purchase price |  |  | $ 78,855,000 |  |  |  |  |  |  | $ 0 | $ 193,970,000 |  | $ 84,601,000 |
Average share price of shares repurchased (in dollars per share) |  |  | $ 113.51 |  |  |  |  |  |  | $ 0 | $ 98.02 |  | $ 75.40 |
Common Class B | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning |  |  | $ 3,660,000 |  |  | $ 3,660,000 |  | 3,660,000 |  | $ 3,660,000 | $ 3,660,000 |  | $ 3,944,000 |
Retirement of treasury stock |  |  |  |  |  |  |  |  |  |  |  |  | (284,000) |
Balance, ending |  |  | $ 3,660,000 |  | $ 3,660,000 |  |  | $ 3,660,000 |  | $ 3,660,000 | $ 3,660,000 |  | $ 3,660,000 |
[1] | As of August 31, 2023, total liabilities include $1.1 billion related to consolidated VIEs as to which there was no recourse against the Company, of which $147.8 million is included in Homebuilding accounts payable, $878.2 million in Homebuilding liabilities related to consolidated inventory not owned, $25.9 million in Homebuilding senior notes and other debts payable and $4.0 million in Multifamily liabilities.As of November 30, 2022, total liabilities include $620.4 million related to consolidated VIEs as to which there was no recourse against the Company, of which $66.9 million is included in Homebuilding accounts payable, $510.9 million in Homebuilding liabilities related to consolidated inventory not owned, $29.4 million in Homebuilding senior notes and other debt payable, $7.2 million in Homebuilding other liabilities, $3.8 million in Multifamily liabilities and $2.2 million in Lennar Other liabilities.

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