Lennar Homebuilding Investments in Unconsolidated Entities (Balance Sheets) (Details) - Lennar Homebuilding - USD ($) $ in Thousands	Aug. 31, 2016	Nov. 30, 2015
Assets:
Cash and cash equivalents	$ 369,203	$ 248,980
Inventories	3,798,070	3,059,054
Other assets	1,354,826	465,404
Total assets	5,522,099	3,773,438
Liabilities and equity:
Accounts payable and other liabilities	854,568	288,192
Debt	865,496	792,886
Equity	3,802,035	2,692,360
Total liabilities and equity	$ 5,522,099	$ 3,773,438