Lennar Financial Services Segment (Schedule Of Loan Origination Liabilities) (Details) - Lennar Financial Services [Member] - USD ($) $ in Thousands	3 Months Ended
	Feb. 29, 2016	Feb. 28, 2015
Segment Reporting Information [Line Items]
Loan origination liabilities, beginning of period	$ 19,492	$ 11,818
Provision for losses	788	802
Payments/settlements	(172)	(144)
Loan origination liabilities, end of period	$ 20,108	$ 12,476