Schedule of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	May 31, 2016	May 31, 2015	May 31, 2016	May 31, 2015
Numerator:
Net earnings attributable to Lennar	$ 218,469	$ 183,016	$ 362,549	$ 297,979
Less: distributed earnings allocated to nonvested shares	86	89	175	180
Less: undistributed earnings allocated to nonvested shares	2,119	1,916	3,552	3,105
Numerator for basic earnings per share	216,264	181,011	358,822	294,694
Less: net amount attributable to noncontrolling interests in Rialto's Carried Interest Incentive Plan	396	0	598	0
Plus: interest on 3.25% convertible senior notes due 2021	1,889	1,982	3,872	3,964
Plus: undistributed earnings allocated to convertible shares	2,119	1,916	3,552	3,105
Less: undistributed earnings reallocated to convertible shares	1,987	1,705	3,321	2,774
Numerator for diluted earnings per share	$ 217,889	$ 183,204	$ 362,327	$ 298,989
Denominator:
Denominator for basic earnings per share-weighted average common shares outstanding (shares)	213,601	202,991	211,947	202,961
Effect of dilutive securities:
Share-based payments (shares)	4	9	4	10
Convertible senior notes (shares)	16,312	28,041	17,466	27,708
Denominator for diluted earnings per share-weighted average common shares outstanding (shares)	229,917	231,041	229,417	230,679
Basic earnings per share (in dollars per share)	$ 1.01	$ 0.89	$ 1.69	$ 1.45
Diluted earnings per share (in dollars per share)	$ 0.95	$ 0.79	$ 1.58	$ 1.30
Senior Notes | 3.25% convertible senior notes due 2021
Debt Instrument [Line Items]
Interest rate	3.25%		3.25%