Schedule of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
Feb. 28, 2021	Feb. 29, 2020
Numerator:
Net earnings attributable to Lennar	$ 1,001,369	$ 398,452
Less: distributed earnings allocated to nonvested shares	630	334
Less: undistributed earnings allocated to nonvested shares	11,624	4,092
Numerator for basic earnings per share	989,115	394,026
Less: net amount attributable to noncontrolling interests in Rialto's Carried Interest Incentive Plan	553	0
Numerator for diluted earnings per share	$ 988,562	$ 394,026
Denominator:
Denominator for basic earnings per share-weighted average common shares outstanding (shares)	309,020	311,213
Effect of dilutive securities:
Share-based payments (shares)	0	2
Denominator for diluted earnings per share-weighted average common shares outstanding (shares)	309,020	311,215
Basic earnings per share (in dollars per share)	$ 3.20	$ 1.27
Diluted earnings per share (in dollars per share)	$ 3.20	$ 1.27

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