Lennar Multifamily Segment (Condensed Financial Information by Equity Method Investments) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 29, 2016	Feb. 28, 2015	Nov. 30, 2015
Segment Reporting Information [Line Items]
Equity in earnings (loss) from unconsolidated entities	$ 24,183	$ 31,385
Lennar Multifamily [Member]
Segment Reporting Information [Line Items]
Cash and cash equivalents	43,252		$ 39,579
Operating properties and equipment	1,563,679		1,398,244
Other assets	31,931		25,925
Total assets	1,638,862		1,463,748
Accounts payable and other liabilities	210,231		179,551
Debt	520,177		466,724
Equity	908,454		817,473
Total liabilities and equity	1,638,862		$ 1,463,748
Revenues	8,314	2,094
Costs and expenses	11,672	2,994
Other income, net	40,122	0
Net earnings (loss) of unconsolidated entities	36,764	(900)
Equity in earnings (loss) from unconsolidated entities	19,686	$ (178)
Lennar Multifamily unconsolidated entity [Member]
Segment Reporting Information [Line Items]
Equity in earnings (loss) from unconsolidated entities	$ 20,391