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Cover Page Document
Mar. 16, 2020
Document Information [Line Items]  
Entity Central Index Key 0000813762
Amendment Flag false
Document Type 8-K
Document Period End Date Mar. 16, 2020
Entity File Number 1-9516
Entity Registrant Name ICAHN ENTERPRISES L.P.
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 13-3398766
Entity Address, Address Line One 16690 Collins Avenue
Entity Address, Address Line Two Penthouse Suite
Entity Address, City or Town Sunny Isles Beach
Entity Address, State or Province FL
Entity Address, Postal Zip Code 33160
City Area Code (305)
Local Phone Number 422-4000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Depositary Units of Icahn Enterprises L.P. Representing Limited Partner Interests
Trading Symbol IEP
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Icahn Enterprises Holdings  
Document Information [Line Items]  
Entity Central Index Key 0001034563
Entity File Number 333-118021-01
Entity Registrant Name ICAHN ENTERPRISES HOLDINGS L.P.
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 13-3398767
Entity Address, Address Line One 16690 Collins Avenue
Entity Address, Address Line Two Penthouse Suite
Entity Address, City or Town Sunny Isles Beach
Entity Address, State or Province FL
Entity Address, Postal Zip Code 33160
City Area Code (305)
Local Phone Number 422-4000