Income Taxes (Net Deferred Tax Assets (Liabilities)) (Details) - USD ($) $ in Thousands	Nov. 30, 2015	Nov. 30, 2014
Schedule of Net Deferred Tax Assets (Liabilties) by Segment [Line Items]
Deferred Tax Assets, Net	$ 340,725	$ 313,829
Lennar Homebuilding [Member]
Schedule of Net Deferred Tax Assets (Liabilties) by Segment [Line Items]
Deferred Tax Assets, Net	327,645	325,779
Rialto [Member]
Schedule of Net Deferred Tax Assets (Liabilties) by Segment [Line Items]
Deferred Tax Assets, Net	10,518
Deferred Tax Liabilities, Net		(3,335)
Lennar Financial Services [Member]
Schedule of Net Deferred Tax Assets (Liabilties) by Segment [Line Items]
Deferred Tax Assets, Net	$ 2,562
Deferred Tax Liabilities, Net		$ (8,615)