CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands, shares in Millions	3 Months Ended								12 Months Ended
	Nov. 30, 2017	Aug. 31, 2017	May 31, 2017	Feb. 28, 2017	Nov. 30, 2016	Aug. 31, 2016	May 31, 2016	Feb. 29, 2016	Nov. 30, 2017	Nov. 30, 2016	Nov. 30, 2015
Revenues:
Total revenues	$ 3,785,569	$ 3,261,476	$ 3,261,892	$ 2,337,428	$ 3,376,626	$ 2,833,894	$ 2,745,815	$ 1,993,664	$ 12,646,365	$ 10,949,999	$ 9,474,008
Costs and expenses:
Corporate general and administrative									285,889	232,562	216,244
Total costs and expenses									11,307,370	9,687,636	8,387,992
Equity in earnings (loss) from unconsolidated entities									49,478	55,205	105,184
Earnings (loss) before income taxes	461,983	368,385	309,600	49,643	461,379	339,558	327,839	201,693	1,189,611	1,330,469	1,209,616
Provision for income taxes									(417,857)	(417,378)	(390,416)
Net earnings (including net earnings (loss) attributable to noncontrolling interests)									771,754	913,091	819,200
Less: Net earnings (loss) attributable to noncontrolling interests									(38,726)	1,247	16,306
Net earnings attributable to Lennar	$ 309,590	$ 249,165	$ 213,645	$ 38,080	$ 313,453	$ 235,842	$ 218,469	$ 144,080	810,480	911,844	802,894
Other comprehensive income (loss), net of tax:
Net unrealized gain (loss) on securities available-for-sale									1,331	(295)	(65)
Reclassification adjustments for (gains) loss included in net earnings									12	(53)	(26)
Total other comprehensive income (loss), net of tax									1,343	(348)	(91)
Total comprehensive income attributable to Lennar									811,823	911,496	802,803
Total comprehensive income (loss) attributable to noncontrolling interests									$ (38,726)	$ 1,247	$ 16,306
Basic earnings per share (in USD per share)	$ 1.29	$ 1.04	$ 0.89	$ 0.16	$ 1.34	$ 1.02	$ 0.99	$ 0.66	$ 3.38	$ 4.05	$ 3.78
Diluted earnings per share (in USD per share)	$ 1.29	$ 1.04	$ 0.89	$ 0.16	$ 1.31	$ 0.99	$ 0.93	$ 0.62	$ 3.38	$ 3.86	$ 3.39
Lennar Homebuilding
Revenues:
Total revenues									$ 11,200,242	$ 9,741,337	$ 8,466,945
Costs and expenses:
Costs and expenses									9,752,269	8,399,881	7,264,839
Equity in earnings (loss) from unconsolidated entities									(61,708)	(49,275)	63,373
Other income (expense), net									22,774	52,751	6,162
Lennar Homebuilding loss due to litigation									(140,000)	0	0
Lennar Financial Services
Revenues:
Total revenues									770,109	687,255	620,527
Costs and expenses:
Costs and expenses									614,585	523,638	492,732
Rialto
Revenues:
Total revenues									281,243	233,966	221,923
Costs and expenses:
Costs and expenses									247,549	229,769	222,875
Equity in earnings (loss) from unconsolidated entities									25,447	18,961	22,293
Other income (expense), net									(81,636)	(39,850)	12,254
Lennar Multifamily
Revenues:
Total revenues									394,771	287,441	164,613
Costs and expenses:
Costs and expenses									407,078	301,786	191,302
Equity in earnings (loss) from unconsolidated entities									$ 85,739	$ 85,519	$ 19,518
Class B Common Stock
Other comprehensive income (loss), net of tax:
Shares distributed as part of stock dividend (in shares)									4.7