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(Details) | 0 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2014 | Dec. 31, 2013
Icahn Enterprises Holdings [Member] |  |
Entity Information [Line Items] |  |
Percentage of equity ownership in operating subsidiary |  | 99.00%
New ARL [Member] [Member] |  |
Entity Information [Line Items] |  |
Percentage of equity ownership in operating subsidiary |  | 75.00%
Principal Owners and Affiliates [Member] |  |
Entity Information [Line Items] |  |
Affiliate ownership interest in Icahn Enterprises (in units) |  | 101,872,909
Affiliate ownership interest in Icahn Enterprises | 88.00% | 87.90%
Icahn Enterprises G.P. [Member] |  |
Entity Information [Line Items] |  |
General partner ownership percentage in Icahn Enterprises |  | 1.00%
General partner ownership interest in Icahn Enterprises Holdings |  | 1.00%
Aggregate general partner ownership interest of parent and operating subsidiary |  | 1.99%

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- Definition Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 + Details
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- Definition The number of units or percentage investment held by one or more members or limited partners of the LLC or LP. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055 + Details
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- Definition The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 22 -Article 12 + Details
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