Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Feb. 28, 2023	Feb. 28, 2022
Cost and expenses:
Earnings (loss) before income taxes	$ 784,453	$ 676,735
Provision for income taxes	(185,145)	(167,420)
Net earnings (including net earnings attributable to noncontrolling interests)	599,308	509,315
Less: Net earnings attributable to noncontrolling interests	2,774	5,734
Net earnings attributable to Lennar	596,534	503,581
Other comprehensive income, net of tax:
Net unrealized gain on securities available-for-sale	851	742
Reclassification adjustments for gain included in earnings, net of tax	0	2,285
Total other comprehensive income, net of tax	851	3,027
Total comprehensive income attributable to Lennar	597,385	506,608
Total comprehensive income attributable to noncontrolling interests	$ 2,774	$ 5,734
Basic earnings per share (in dollars per share)	$ 2.06	$ 1.70
Diluted earnings per share (in dollars per share)	$ 2.06	$ 1.69
Operating Segments And Corporate
Cost and expenses:
Total costs and expenses	$ 5,674,155	$ 5,123,151
Earnings (loss) before income taxes	784,453	676,735
Operating Segments
Revenues [Abstract]
Revenues	6,490,429	6,203,516
Corporate and Unallocated
Cost and expenses:
Corporate general and administrative	126,106	113,661
Charitable foundation contribution	13,659	12,538
Earnings (loss) before income taxes	(139,765)	(126,199)
Homebuilding | Operating Segments
Revenues [Abstract]
Revenues	6,156,305	5,752,205
Cost and expenses:
Cost and expenses	5,274,714	4,641,898
Equity in earnings (loss) from unconsolidated entities, other income (expense), net, and other gain (loss)	3,186	(286)
Homebuilding other income (expense), net	22,062	(171)
Earnings (loss) before income taxes	906,839	1,109,850
Financial Services | Operating Segments
Revenues [Abstract]
Revenues	182,981	176,701
Cost and expenses:
Cost and expenses	104,244	85,910
Earnings (loss) before income taxes	78,737	90,791
Multifamily | Operating Segments
Revenues [Abstract]
Revenues	143,523	267,359
Cost and expenses:
Cost and expenses	148,956	263,737
Equity in earnings (loss) from unconsolidated entities, other income (expense), net, and other gain (loss)	(16,168)	1,805
Earnings (loss) before income taxes	(21,601)	5,427
Lennar Other | Operating Segments
Revenues [Abstract]
Revenues	7,620	7,251
Cost and expenses:
Cost and expenses	6,476	5,407
Equity in earnings (loss) from unconsolidated entities, other income (expense), net, and other gain (loss)	(16,947)	(9,808)
Lennar Other unrealized loss from technology investments	(23,954)	(395,170)
Earnings (loss) before income taxes	$ (39,757)	$ (403,134)