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Document and Entity Information
Nov. 17, 2022
Document And Entity Information [Line Items]  
Entity Registrant Name LENNAR CORP /NEW/
Amendment Flag false
Entity Central Index Key 0000920760
Document Type 8-K
Document Period End Date Nov. 17, 2022
Entity Incorporation State Country Code DE
Entity File Number 1-11749
Entity Tax Identification Number 95-4337490
Entity Address, Address Line One 5505 Blue Lagoon Drive
Entity Address, City or Town Miami
Entity Address, State or Province FL
Entity Address, Postal Zip Code 33126
City Area Code (305)
Local Phone Number 559-4000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Class A Common Stock, par value $.10
Trading Symbol LEN
Security Exchange Name NYSE
Common Class B [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Class B Common Stock, par value $.10
Trading Symbol LEN.B
Security Exchange Name NYSE