Rialto Investments Segment (Changes In Real Estate Owned) (Details) (Rialto [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Feb. 28, 2015		Feb. 28, 2014		Nov. 30, 2014
REO Property [Roll Forward]
REO - held-for-sale, beginning of period					$ 190,535	[1]
REO - held-for-sale, net, end of period	185,511	[1]			190,535	[1]
REO Held And Used [Roll Forward]
REO - held-and-used, net, beginning of period					255,795	[1]
REO - held-and-used, net, end of period	242,569	[1]			255,795	[1]
Real Estate Owned [Member]
REO Property [Roll Forward]
REO - held-for-sale, beginning of period	190,535		197,851
REO - held-for-sale, improvements	1,704		1,593
REO - held-for-sale, sales	(24,925)		(41,233)
REO - held-for-sale, impairments	(1,418)		(1,791)
REO - held-for-sale, transfers to from held-and-used, net	19,615	[2]	29,814	[2]
REO - held-for-sale, net, end of period	185,511		186,234
REO Held And Used [Roll Forward]
REO - held-and-used, net, beginning of period	255,795		428,989
REO - held-and-used, additions	8,912		8,034
REO - held-and-used, improvements	643		763
REO - held-and-used, impairments	(1,413)		(904)
REO - held-and-used, depreciation	(789)		(1,393)
REO - held-and-used, transfers to from held-for-sale	(19,615)	[2]	(29,814)	[2]
REO - held-and-use, net, other	(964)		0
REO - held-and-used, net, end of period	$ 242,569		$ 405,675

[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 February 28, 2015, total assets include $818.9 million related to consolidated VIEs of which $13.9 million is included in Lennar Homebuilding cash and cash equivalents, $0.3 million in Lennar Homebuilding restricted cash, $0.4 million in Lennar Homebuilding receivables, net, $0.3 million in Lennar Homebuilding finished homes and construction in progress, $195.3 million in Lennar Homebuilding land and land under development, $50.2 million in Lennar Homebuilding consolidated inventory not owned, $28.9 million in Lennar Homebuilding investments in unconsolidated entities, $101.8 million in Lennar Homebuilding other assets, $423.8 million in Rialto assets and $4.0 million in Lennar Multifamily assets.As of November 30, 2014, total assets include $929.1 million related to consolidated VIEs of which $11.7 million is included in Lennar Homebuilding cash and cash equivalents, $0.3 million in Lennar Homebuilding restricted cash, $0.2 million in Lennar Homebuilding receivables, net, $0.2 million in Lennar Homebuilding finished homes and construction in progress, $208.2 million in Lennar Homebuilding land and land under development, $52.5 million in Lennar Homebuilding consolidated inventory not owned, $23.9 million in Lennar Homebuilding investments in unconsolidated entities, $104.6 million in Lennar Homebuilding other assets, $508.4 million in Rialto assets and $19.2 million in Lennar Multifamily assets.

[2] During the three months ended February 28, 2015 and 2014, the Rialto segment transferred certain properties from REO held-and-used, net to REO held-for-sale as a result of changes in the disposition strategy of the real estate assets.