Lennar Homebuilding Investments in Unconsolidated Entities (Narrative) (Details) $ in Thousands		3 Months Ended		9 Months Ended
		Aug. 31, 2016 USD ($)	Aug. 31, 2015 USD ($) homes	Aug. 31, 2016 USD ($) homes	Aug. 31, 2015 USD ($) homes	May 02, 2016 investment	Nov. 30, 2015 USD ($)
Schedule of Equity Method Investments [Line Items]
Equity in earnings (loss) from unconsolidated entities				$ 28,424	$ 70,679
Number of investments contributed | investment						3
Lennar Homebuilding
Schedule of Equity Method Investments [Line Items]
Equity in earnings (loss) from unconsolidated entities		$ (18,034)	$ 13,300	(24,667)	$ 48,693
Investments in unconsolidated entities	[1]	796,499		796,499			$ 741,551
Underlying equity in unconsolidated partners' net assets		$ 1,200,000		$ 1,200,000			$ 839,500
Lennar Homebuilding | Unconsolidated entity
Schedule of Equity Method Investments [Line Items]
Homesites sold | homes			40		700
Lennar Homebuilding | Unconsolidated entity | Lennar Corp
Schedule of Equity Method Investments [Line Items]
Homesites sold | homes				300
Gross profit				$ 49,300
Operating Segments | Lennar Homebuilding | Unconsolidated entity
Schedule of Equity Method Investments [Line Items]
Equity in earnings (loss) from unconsolidated entities			$ 21,500		$ 64,500

[1] Under certain provisions of Accounting Standards Codification (“ASC”) Topic 810, Consolidations, (“ASC 810”) the Company is required to separately disclose on its condensed consolidated balance sheets the assets owned by consolidated variable interest entities (“VIEs”) and liabilities of consolidated VIEs as to which neither Lennar Corporation, or any of its subsidiaries, has any obligations.As of August 31, 2016, total assets include $596.6 million related to consolidated VIEs of which $9.7 million is included in Lennar Homebuilding cash and cash equivalents, $0.1 million in Lennar Homebuilding receivables, net, $46.9 million in Lennar Homebuilding finished homes and construction in progress, $113.8 million in Lennar Homebuilding land and land under development, $127.0 million in Lennar Homebuilding consolidated inventory not owned, $4.6 million in Lennar Homebuilding investments in unconsolidated entities, $16.5 million in Lennar Homebuilding other assets, $251.5 million in Rialto assets and $26.6 million in Lennar Multifamily assets.As of November 30, 2015, total assets include $652.3 million related to consolidated VIEs of which $9.6 million is included in Lennar Homebuilding cash and cash equivalents, $0.5 million in Lennar Homebuilding receivables, net, $3.9 million in Lennar Homebuilding finished homes and construction in progress, $154.2 million in Lennar Homebuilding land and land under development, $58.9 million in Lennar Homebuilding consolidated inventory not owned, $35.8 million in Lennar Homebuilding investments in unconsolidated entities, $22.7 million in Lennar Homebuilding other assets, $355.2 million in Rialto assets and $11.5 million in Lennar Multifamily assets.