Consolidation Of Variable Interest Entities (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 30, 2015	Nov. 30, 2014
Variable Interest Entity [Line Items]
Consolidated VIEs assets	$ 652,253	$ 929,076
Consolidated VIEs non-recourse liabilities	84,354	149,768
Letters of credit outstanding, amount	453,166
Decrease consolidated inventory and related liabilities	6,398
Non-refundable option deposits and pre-acquisition costs	89,204	85,624
Lennar Multifamily [Member]
Variable Interest Entity [Line Items]
Variable Interest Entity, Nonconsolidated, Carrying Amount, Assets	17,422
Variable Interest Entity, Nonconsolidated, Carrying Amount, Liabilities	1,220
Commitments [Member] | Lennar Multifamily [Member]
Variable Interest Entity [Line Items]
Lennar's maximum exposure to loss	378,260
Lennar Homebuilding Unconsolidated VIE [Member] | Commitments [Member]
Variable Interest Entity [Line Items]
Lennar's maximum exposure to loss	8,278	70,000
Lennar Multifamily Unconsolidated VIE [Member]
Variable Interest Entity [Line Items]
Letters of credit outstanding, amount	30,020	23,391
Variable interest entities [Member]
Variable Interest Entity [Line Items]
Letters of credit outstanding, amount	$ 70,425	$ 34,535