Supplemental Financial Information (Condensed Consolidating Balance Sheet) (Details) - USD ($) $ in Thousands		Aug. 31, 2016		Nov. 30, 2015		Aug. 31, 2015	Nov. 30, 2014
Assets:
Total assets	[1]	$ 14,998,720		$ 14,419,509
LIABILITIES AND EQUITY
Total liabilities	[2]	8,235,814		8,469,437
Stockholders’ equity	[2]	6,545,535		5,648,944
Noncontrolling interests	[2]	217,371		301,128
Total equity		6,762,906	[2]	5,950,072	[2]	$ 5,674,697	$ 5,251,302
Total liabilities and equity	[2]	14,998,720		14,419,509
Lennar Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		652,146		981,451
Inventories		9,655,746		8,740,596
Investments in unconsolidated entities	[1]	796,499		741,551
Other assets	[1]	637,546		609,222
Investments in subsidiaries		0		0
Intercompany		0		0
Total assets	[1]	11,741,937		11,072,820
LIABILITIES AND EQUITY
Accounts payable and other liabilities		1,326,550		1,375,724
Liabilities related to consolidated inventory not owned	[2]	108,443		51,431
Senior notes and other debts payable	[2]	4,920,848		5,025,130
Intercompany		0		0
Total liabilities	[2]	6,355,841		6,452,285
Rialto
Assets:
Investments in unconsolidated entities	[1]	241,680		224,869
Other assets		97,556		116,908
Total assets	[1]	1,196,653		1,505,500
LIABILITIES AND EQUITY
Total liabilities	[2]	632,562		866,224
Lennar Financial Services
Assets:
Other assets		72,751		66,186
Total assets	[1]	1,527,556		1,425,837
LIABILITIES AND EQUITY
Total liabilities	[2]	1,140,215		1,083,978
Lennar Multifamily
Assets:
Investments in unconsolidated entities		304,032		250,876
Other assets		56,681		34,945
Total assets	[1]	532,574		415,352
LIABILITIES AND EQUITY
Accounts payable and other liabilities		95,346		62,943
Liabilities related to consolidated inventory not owned		11,850		4,007
Total liabilities	[2]	107,196		66,950
Reportable Legal Entities | Lennar Corporation
Assets:
Total assets		11,682,853		10,975,161
LIABILITIES AND EQUITY
Total liabilities		5,137,318		5,326,217
Stockholders’ equity		6,545,535		5,648,944
Noncontrolling interests		0		0
Total equity		6,545,535		5,648,944
Total liabilities and equity		11,682,853		10,975,161
Reportable Legal Entities | Lennar Corporation | Lennar Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		365,177		595,921
Inventories		0		0
Investments in unconsolidated entities		0		0
Other assets		211,279		193,360
Investments in subsidiaries		3,918,687		3,958,687
Intercompany		7,187,710		6,227,193
Total assets		11,682,853		10,975,161
LIABILITIES AND EQUITY
Accounts payable and other liabilities		487,415		579,468
Liabilities related to consolidated inventory not owned		0		0
Senior notes and other debts payable		4,649,903		4,746,749
Intercompany		0		0
Total liabilities		5,137,318		5,326,217
Reportable Legal Entities | Lennar Corporation | Rialto
Assets:
Total assets		0		0
LIABILITIES AND EQUITY
Total liabilities		0		0
Reportable Legal Entities | Lennar Corporation | Lennar Financial Services
Assets:
Total assets		0		0
LIABILITIES AND EQUITY
Total liabilities		0		0
Reportable Legal Entities | Lennar Corporation | Lennar Multifamily
Assets:
Total assets		0		0
LIABILITIES AND EQUITY
Total liabilities		0		0
Reportable Legal Entities | Guarantor Subsidiaries
Assets:
Total assets		10,987,190		10,227,036
LIABILITIES AND EQUITY
Total liabilities		7,380,452		6,580,261
Stockholders’ equity		3,606,738		3,646,775
Noncontrolling interests		0		0
Total equity		3,606,738		3,646,775
Total liabilities and equity		10,987,190		10,227,036
Reportable Legal Entities | Guarantor Subsidiaries | Lennar Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		270,020		372,146
Inventories		9,378,652		8,571,769
Investments in unconsolidated entities		778,532		692,879
Other assets		334,483		324,050
Investments in subsidiaries		126,787		176,660
Intercompany		0		0
Total assets		10,888,474		10,137,504
LIABILITIES AND EQUITY
Accounts payable and other liabilities		769,239		710,460
Liabilities related to consolidated inventory not owned		12,019		51,431
Senior notes and other debts payable		260,095		267,531
Intercompany		6,303,367		5,514,610
Total liabilities		7,344,720		6,544,032
Reportable Legal Entities | Guarantor Subsidiaries | Rialto
Assets:
Total assets		0		0
LIABILITIES AND EQUITY
Total liabilities		0		0
Reportable Legal Entities | Guarantor Subsidiaries | Lennar Financial Services
Assets:
Total assets		98,716		89,532
LIABILITIES AND EQUITY
Total liabilities		35,732		36,229
Reportable Legal Entities | Guarantor Subsidiaries | Lennar Multifamily
Assets:
Total assets		0		0
LIABILITIES AND EQUITY
Total liabilities		0		0
Reportable Legal Entities | Non-Guarantor Subsidiaries
Assets:
Total assets		3,571,087		3,579,852
LIABILITIES AND EQUITY
Total liabilities		2,914,980		2,790,152
Stockholders’ equity		438,736		488,572
Noncontrolling interests		217,371		301,128
Total equity		656,107		789,700
Total liabilities and equity		3,571,087		3,579,852
Reportable Legal Entities | Non-Guarantor Subsidiaries | Lennar Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		16,949		13,384
Inventories		277,094		168,827
Investments in unconsolidated entities		17,967		48,672
Other assets		80,635		75,108
Investments in subsidiaries		0		0
Intercompany		0		0
Total assets		392,645		305,991
LIABILITIES AND EQUITY
Accounts payable and other liabilities		79,122		85,796
Liabilities related to consolidated inventory not owned		96,424		0
Senior notes and other debts payable		10,850		10,850
Intercompany		884,343		712,583
Total liabilities		1,070,739		809,229
Reportable Legal Entities | Non-Guarantor Subsidiaries | Rialto
Assets:
Total assets		1,196,653		1,505,500
LIABILITIES AND EQUITY
Total liabilities		632,562		866,224
Reportable Legal Entities | Non-Guarantor Subsidiaries | Lennar Financial Services
Assets:
Total assets		1,432,641		1,341,565
LIABILITIES AND EQUITY
Total liabilities		1,104,483		1,047,749
Reportable Legal Entities | Non-Guarantor Subsidiaries | Lennar Multifamily
Assets:
Total assets		549,148		426,796
LIABILITIES AND EQUITY
Total liabilities		107,196		66,950
Consolidating Adjustments
Assets:
Total assets		(11,242,410)		(10,362,540)
LIABILITIES AND EQUITY
Total liabilities		(7,196,936)		(6,227,193)
Stockholders’ equity		(4,045,474)		(4,135,347)
Noncontrolling interests		0		0
Total equity		(4,045,474)		(4,135,347)
Total liabilities and equity		(11,242,410)		(10,362,540)
Consolidating Adjustments | Lennar Homebuilding
Assets:
Cash and cash equivalents, restricted cash and receivables, net		0		0
Inventories		0		0
Investments in unconsolidated entities		0		0
Other assets		11,149		16,704
Investments in subsidiaries		(4,045,474)		(4,135,347)
Intercompany		(7,187,710)		(6,227,193)
Total assets		(11,222,035)		(10,345,836)
LIABILITIES AND EQUITY
Accounts payable and other liabilities		(9,226)		0
Liabilities related to consolidated inventory not owned		0		0
Senior notes and other debts payable		0		0
Intercompany		(7,187,710)		(6,227,193)
Total liabilities		(7,196,936)		(6,227,193)
Consolidating Adjustments | Rialto
Assets:
Total assets		0		0
LIABILITIES AND EQUITY
Total liabilities		0		0
Consolidating Adjustments | Lennar Financial Services
Assets:
Total assets		(3,801)		(5,260)
LIABILITIES AND EQUITY
Total liabilities		0		0
Consolidating Adjustments | Lennar Multifamily
Assets:
Total assets		(16,574)		(11,444)
LIABILITIES AND EQUITY
Total liabilities		$ 0		$ 0

[1] 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 August 31, 2016, total assets include $596.6 million related to consolidated VIEs of which $9.7 million is included in Lennar Homebuilding cash and cash equivalents, $0.1 million in Lennar Homebuilding receivables, net, $46.9 million in Lennar Homebuilding finished homes and construction in progress, $113.8 million in Lennar Homebuilding land and land under development, $127.0 million in Lennar Homebuilding consolidated inventory not owned, $4.6 million in Lennar Homebuilding investments in unconsolidated entities, $16.5 million in Lennar Homebuilding other assets, $251.5 million in Rialto assets and $26.6 million in Lennar Multifamily assets.As of November 30, 2015, total assets include $652.3 million related to consolidated VIEs of which $9.6 million is included in Lennar Homebuilding cash and cash equivalents, $0.5 million in Lennar Homebuilding receivables, net, $3.9 million in Lennar Homebuilding finished homes and construction in progress, $154.2 million in Lennar Homebuilding land and land under development, $58.9 million in Lennar Homebuilding consolidated inventory not owned, $35.8 million in Lennar Homebuilding investments in unconsolidated entities, $22.7 million in Lennar Homebuilding other assets, $355.2 million in Rialto assets and $11.5 million in Lennar Multifamily assets.

[2] As of August 31, 2016, total liabilities include $136.8 million related to consolidated VIEs as to which there was no recourse against the Company, of which $2.7 million is included in Lennar Homebuilding accounts payable, $108.4 million in Lennar Homebuilding liabilities related to consolidated inventory not owned, $1.7 million in Lennar Homebuilding other liabilities, $12.1 million in Rialto liabilities and $11.9 million in Lennar Multifamily liabilities.As of November 30, 2015, total liabilities include $84.4 million related to consolidated VIEs as to which there was no recourse against the Company, of which $2.0 million is included in Lennar Homebuilding accounts payable, $51.4 million in Lennar Homebuilding liabilities related to consolidated inventory not owned, $15.6 million in Lennar Homebuilding other liabilities, $11.3 million in Rialto liabilities and $4.0 million in Lennar Multifamily liabilities.