Disclosure on Geographic Areas, Revenue from External Customers Attributed to Foreign Countries, Percentage

No definition available.

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- Definition

Nnumber of Manufacturing Facilities

+ References

No definition available.

+ Details

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- Definition

Number of Distribution Centers

+ References

No definition available.

+ Details

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- Definition

Number of Units of Residential Housing in Future Development

+ References

No definition available.

+ Details

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Namespace Prefix:	iep_
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- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

The carrying amount, as of the date of the latest financial statement presented, of all assets that are pledged as collateral for the payment of the related debt obligation primarily arising from secured borrowings, repurchase agreements or other current or potential obligations, where the secured party does not have the right by contract or custom to sell or re-pledge the collateral and therefore are not reclassified and separately reported in the statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 860

-SubTopic 30

-Section 50

-Paragraph 1A

-Subparagraph (b)(1)(i)

-URI http://asc.fasb.org/extlink&oid=34720971&loc=SL6224234-111729

+ Details

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- 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

No definition available.

+ Details

Name:	us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest
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Operating Units Other Segments (Details) (USD $) In Millions, unless otherwise specified			0 Months Ended	9 Months Ended
	Sep. 30, 2014 Real Estate Segment [Member] real_estate_properties	Dec. 31, 2013 Real Estate Segment [Member]	Oct. 02, 2013 New ARL [Member] [Member] Railcar Segment [Member]	Sep. 30, 2014 ARI [Member]	Sep. 30, 2014 Viskase [Member] distribution_centers manufacturing_facilities	Sep. 30, 2014 MASSACHUSETTS Real Estate Segment [Member] real_estate_property_units	Sep. 30, 2014 FLORIDA Real Estate Segment [Member] real_estate_property_units
Segment Reporting Information [Line Items]
Percentage of equity ownership in subsidiary			75.00%	55.60%	73.50%
Nnumber of Manufacturing Facilities					9
Number of Distribution Centers					9
Disclosure on Geographic Areas, Revenue from External Customers Attributed to Foreign Countries, Percentage					72.00%
Number of Real Estate commercial rental properties	29
Number of units of residential housing in future development						271	1,328
Pledged assets	$ 32	$ 56