Lennar Multifamily Segment (Narrative) (Details) $ in Thousands	12 Months Ended
	Nov. 30, 2015 USD ($) undeveloped_multifamily_asset apartment	Nov. 30, 2014 USD ($)	Jul. 31, 2015 USD ($)	Nov. 30, 2013 USD ($)
Segment Reporting Information [Line Items]
Letters of credit outstanding, amount	$ 453,166
Lennar Multifamily [Member]
Segment Reporting Information [Line Items]
Non-recourse debt with completion guarantees	466,724	$ 163,376
Management fees and reimbursement of expenses from unconsolidated entities	27,228	13,534
Revenues from transactions with related party	142,712	50,878
Expenses related to transactions with related party	138,617	48,988
Investments in unconsolidated entities	250,876	105,674		$ 46,301
Financial Letters Of Credit [Member] | Lennar Multifamily [Member]
Segment Reporting Information [Line Items]
Letters of credit outstanding, amount	37,920	$ 23,498
Lennar Multifamily Venture [Member]
Segment Reporting Information [Line Items]
Equity commitment			$ 1,100,000
Investment commitment	$ 378,260		$ 504,000
Number of Undeveloped Multifamily Assets | undeveloped_multifamily_asset	22
Number of Apartments | apartment	7,100
Projected Development Costs	$ 2,422,501
Total Equity Commitment Called	275,459
Total amount invested	125,740
Investments in unconsolidated entities	$ 122,522