XML 98 R1.htm IDEA: XBRL DOCUMENT v2.4.0.6
Document and Entity Information Document (USD $)
In Millions, except Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Mar. 13, 2013
Jun. 29, 2012
Entity Information [Line Items]      
Entity Registrant Name ICAHN ENTERPRISES L.P.    
Entity Central Index Key 0000813762    
Current Fiscal Year End Date --12-31    
Entity Filer Category Accelerated Filer    
Document Type 10-K    
Document Period End Date Dec. 31, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus Q4    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   108,025,417  
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Public Float     $ 280
Icahn Enterprises Holdings [Member]
      
Entity Information [Line Items]      
Entity Registrant Name ICAHN ENTERPRISES HOLDINGS L.P.    
Entity Central Index Key 0001034563    
Current Fiscal Year End Date --12-31    
Entity Filer Category Non-accelerated Filer    
Document Type 10-K    
Document Period End Date Dec. 31, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus Q4    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   0  
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes