Lennar Homebuilding Investments In Unconsolidated Entities (Statements Of Operations) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 29, 2016	Feb. 28, 2015
Schedule of Equity Method Investments [Line Items]
Equity in earnings (loss) from unconsolidated entities	$ 24,183	$ 31,385
Lennar Homebuilding [Member]
Schedule of Equity Method Investments [Line Items]
Revenues	99,726	442,957
Costs and expenses	97,200	298,879
Other income, net	0	2,943
Net earnings (loss) of unconsolidated entities	2,526	147,021
Equity in earnings (loss) from unconsolidated entities	$ 3,000	$ 28,899