Investments in Unconsolidated Entities (Details of Multifamily Unconsolidated Entities) (Details) - USD ($) $ in Thousands	6 Months Ended
	May 31, 2022	May 31, 2021
Schedule of Equity Method Investments [Line Items]
Distributions of earnings from unconsolidated entities	$ 11,050	$ 15,594
Multifamily | LMV I
Schedule of Equity Method Investments [Line Items]
Lennar's carrying value of investments	230,599
Equity commitments	2,204,016
Equity commitments called	2,151,149
Lennar's equity commitments	504,016
Lennar's equity commitments called	499,630
Lennar's remaining commitments	4,386
Distributions of earnings from unconsolidated entities	18,934
Multifamily | LMV II
Schedule of Equity Method Investments [Line Items]
Lennar's carrying value of investments	308,540
Equity commitments	1,257,700
Equity commitments called	1,206,115
Lennar's equity commitments	381,000
Lennar's equity commitments called	364,348
Lennar's remaining commitments	16,652
Distributions of earnings from unconsolidated entities	$ 6,279