Lennar Multifamily Segment (Condensed Financial Information by Equity Method Investments) (Details) (Lennar Multifamily [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Feb. 28, 2015	Feb. 28, 2014	Nov. 30, 2014
Lennar Multifamily [Member]
Segment Reporting Information [Line Items]
Cash and cash equivalents	$ 21,389		$ 25,319
Operating properties and equipment	806,652		637,259
Other assets	19,699		14,742
Total assets	847,740		677,320
Accounts payable and other liabilities	102,305		87,151
Debt	244,026		163,376
Equity	501,409		426,793
Total liabilities and equity	847,740		677,320
Revenues	2,094	0
Costs and expenses	2,994	143
Net earnings (loss) of unconsolidated entities	(900)	(143)
Equity in earnings (loss) from unconsolidated entities	$ (178)	$ (75)