Rialto Investments Segment (Narrative) (Details) (USD $)	3 Months Ended			1 Months Ended		12 Months Ended	1 Months Ended	12 Months Ended	6 Months Ended	1 Months Ended
	Feb. 28, 2015		Feb. 28, 2014	Feb. 28, 2010	Sep. 30, 2010	Nov. 30, 2010	Mar. 31, 2014	Nov. 30, 2013	May 31, 2014	Nov. 30, 2014		Jul. 31, 2013	Mar. 01, 2015
Segment Reporting Information [Line Items]
Payments related to noncontrolling interests	$ 57,629,000		$ 32,609,000
Total consolidated VIEs assets	818,892,000									929,076,000
Total consolidated VIEs liabilities	140,625,000									149,768,000
Notes payable	5,133,118,000									4,690,213,000
FDIC [Member]
Segment Reporting Information [Line Items]
Managing member equity interests acquired				40.00%
Managing member equity interests percentage				60.00%
Payments for distressed real estate and real estate related assets				243,000,000
Working capital reserve				22,000,000
Expected equity interest reduction				30.00%
Expected equity interest increase				70.00%
Payments to noncontrolling interests and affiliates	73,500,000		53,100,000
Payments related to noncontrolling interests	44,100,000		31,900,000
Payments of distributions to affiliates	29,400,000		21,200,000
Bank Portfolios [Member]
Segment Reporting Information [Line Items]
Payments for distressed real estate and real estate related assets					310,000,000
Number of distressed residential and commercial real estate loans					400
Number of real estate owned properties					300
Notes payable	60,600,000				124,000,000					60,622,000
Debt instrument, maturity period					5 years
Commercial Mortgage-Backed Securities [Member]
Segment Reporting Information [Line Items]
Discount on investment percentage						55.00%
Investments interest rate						4.00%
Other than temporary impairment on investment securities	0		0
Real Estate Investment Fund [Member]
Segment Reporting Information [Line Items]
Revenue From Accretable Interest Income And Other Services	6,500,000
Rialto [Member]
Segment Reporting Information [Line Items]
Total consolidated VIEs assets	423,800,000									508,400,000
Total consolidated VIEs liabilities	13,800,000									21,500,000
Notes payable	646,082,000	[1],[2]								623,246,000	[1],[2]
Average recorded investment in loans	123,000,000		7,000,000
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses	0		24,922,000					18,952,000
Principal amount outstanding on loans held-for-sale or securitization or asset-backed financing arrangement	358,922,000									111,775,000
Accounts Receivable from Securitization										147,200,000
Number of warehouse repurchase financing agreements	2
Line of credit facility, maximum borrowing capacity	650,000,000									650,000,000			250,000,000
Line of credit facility, amount outstanding	183,242,000									141,272,000
Revenue From Accretable Interest Income And Other Services	41,197,000		46,955,000
Investments held-to-maturity	17,624,000	[3]								17,290,000	[3]
Other Investments and Securities, at Cost	18,000,000
Minimum [Member] | Rialto [Member]
Segment Reporting Information [Line Items]
Principal amount outstanding on loans held-for-sale or securitization or asset-backed financing arrangement												2,000,000
Maximum [Member] | Rialto [Member]
Segment Reporting Information [Line Items]
Principal amount outstanding on loans held-for-sale or securitization or asset-backed financing arrangement												75,000,000
7% Senior Notes due 2018 [Member]
Segment Reporting Information [Line Items]
Debt instrument, face amount							100,000,000	250,000,000
Rate Premium Discount Senior Debt							102.25%	100.00%
Interest rate								7.00%
Proceeds from issuance of senior long-term debt							102,000,000	245,000,000
7% Senior Notes due 2018 [Member] | Rialto [Member]
Segment Reporting Information [Line Items]
Proceeds from (repayments of) related party debt								(100,000,000)
Senior notes	351,832,000									351,939,000
2.85% Notes [Member] | Rialto [Member]
Segment Reporting Information [Line Items]
Notes payable	40,362,000									57,950,000
Debt instrument, face amount									73,800,000
Rate Premium Discount Senior Debt									100.00%
Interest rate									2.85%
Proceeds from issuance of senior long-term debt									69,100,000
5.0% Notes Payable [Member] | Rialto [Member]
Segment Reporting Information [Line Items]
Debt instrument, face amount										20,800,000
Rate Premium Discount Senior Debt										99.50%
Interest rate										5.00%
Proceeds from issuance of senior long-term debt										20,700,000
Loans Held-For-Sale [Member] | Rialto [Member]
Segment Reporting Information [Line Items]
Payments for origination and purchases of loans held-for-sale	565,500,000		295,500,000
Proceeds from sale of loans held-for-sale	$ 318,100,000		$ 253,000,000
Loans Held-For-Sale [Member] | Rialto [Member] | Commercial First Mortgage Loan Securitizations, Term 1 [Member]
Segment Reporting Information [Line Items]
Investment term												5 years
Loans Held-For-Sale [Member] | Rialto [Member] | Commercial First Mortgage Loan Securitizations, Term 2 [Member]
Segment Reporting Information [Line Items]
Investment term												7 years
Loans Held-For-Sale [Member] | Rialto [Member] | Commercial First Mortgage Loan Securitizations, Term 3 [Member]
Segment Reporting Information [Line Items]
Investment term												10 years

[1] Notes and other debts payable include $351.8 million and $351.9 million related to the 7.00% Senior Notes due 2018 (“7.00% Senior Notes”) as of February 28, 2015 and November 30, 2014, respectively, $183.2 million and $141.3 million related to the RMF warehouse repurchase financing agreements as of February 28, 2015 and November 30, 2014, respectively, and $40.4 million and $58.0 million related to the notes issued through a structured note offering as of February 28, 2015 and November 30, 2014, respectively.

[2] As of February 28, 2015, total liabilities include $140.6 million related to consolidated VIEs as to which there was no recourse against the Company, of which $7.4 million is included in Lennar Homebuilding accounts payable, $43.1 million in Lennar Homebuilding liabilities related to consolidated inventory not owned, $61.5 million in Lennar Homebuilding senior notes and other debts payable, $14.9 million in Lennar Homebuilding other liabilities and $13.8 million in Rialto liabilities.As of November 30, 2014, total liabilities include $149.8 million related to consolidated VIEs as to which there was no recourse against the Company, of which $6.8 million is included in Lennar Homebuilding accounts payable, $45.0 million in Lennar Homebuilding liabilities related to consolidated inventory not owned, $61.6 million in Lennar Homebuilding senior notes and other debts payable, $14.8 million in Lennar Homebuilding other liabilities and $21.5 million in Rialto liabilities.

[3] Under certain provisions of Accounting Standards Codification (“ASC”) Topic 810, Consolidations, (“ASC 810”) the Company is required to separately disclose on its condensed consolidated balance sheets the assets owned by consolidated variable interest entities (“VIEs”) and liabilities of consolidated VIEs as to which neither Lennar Corporation, or any of its subsidiaries, has any obligations.As of February 28, 2015, total assets include $818.9 million related to consolidated VIEs of which $13.9 million is included in Lennar Homebuilding cash and cash equivalents, $0.3 million in Lennar Homebuilding restricted cash, $0.4 million in Lennar Homebuilding receivables, net, $0.3 million in Lennar Homebuilding finished homes and construction in progress, $195.3 million in Lennar Homebuilding land and land under development, $50.2 million in Lennar Homebuilding consolidated inventory not owned, $28.9 million in Lennar Homebuilding investments in unconsolidated entities, $101.8 million in Lennar Homebuilding other assets, $423.8 million in Rialto assets and $4.0 million in Lennar Multifamily assets.As of November 30, 2014, total assets include $929.1 million related to consolidated VIEs of which $11.7 million is included in Lennar Homebuilding cash and cash equivalents, $0.3 million in Lennar Homebuilding restricted cash, $0.2 million in Lennar Homebuilding receivables, net, $0.2 million in Lennar Homebuilding finished homes and construction in progress, $208.2 million in Lennar Homebuilding land and land under development, $52.5 million in Lennar Homebuilding consolidated inventory not owned, $23.9 million in Lennar Homebuilding investments in unconsolidated entities, $104.6 million in Lennar Homebuilding other assets, $508.4 million in Rialto assets and $19.2 million in Lennar Multifamily assets.