XML 60 R56.htm IDEA: XBRL DOCUMENT v2.4.1.9

Operating Units Other Segments and Other Information (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	12 Months Ended
	Oct. 02, 2013	Dec. 31, 2014 manufacturing_facilities distribution_centers	Dec. 31, 2013
Segment Reporting Information [Line Items]
2015		434us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableCurrent
2016		400us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears
2017		344us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears
2018		275us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFourYears
2019		166us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears
Thereafter		166us-gaap_OperatingLeasesFutureMinimumPaymentsReceivableThereafter
Operating Leases, Future Minimum Payments Receivable		1,785us-gaap_OperatingLeasesFutureMinimumPaymentsReceivable
Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Number of Real Estate Properties		29us-gaap_NumberOfRealEstateProperties / us-gaap_StatementBusinessSegmentsAxis = iep_RealEstateSegmentMember
Real estate assets pledged to collateralize mortgages		31us-gaap_PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPosition / us-gaap_StatementBusinessSegmentsAxis = iep_RealEstateSegmentMember	$ 56us-gaap_PledgedAssetsNotSeparatelyReportedOnStatementOfFinancialPosition / us-gaap_StatementBusinessSegmentsAxis = iep_RealEstateSegmentMember
New ARL [Member] [Member] | Railcar Segment [Member]
Segment Reporting Information [Line Items]
Percentage of equity ownership in subsidiary	75.00%us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest / dei_LegalEntityAxis = iep_NewARLMemberMember / us-gaap_StatementBusinessSegmentsAxis = iep_RailcarSegmentMember
Viskase [Member]
Segment Reporting Information [Line Items]
Percentage of equity ownership in subsidiary		73.50%us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest / dei_LegalEntityAxis = iep_ViskaseMember
Number of manufacturing facilities		9iep_NnumberOfManufacturingFacilities / dei_LegalEntityAxis = iep_ViskaseMember
Number of distribution centers		9iep_NumberOfDistributionCenters / dei_LegalEntityAxis = iep_ViskaseMember
Percentage of revenues from foreign countries		72.00%iep_DisclosureOnGeographicAreasRevenueFromExternalCustomersAttributedToForeignCountriesPercentage / dei_LegalEntityAxis = iep_ViskaseMember
ARI [Member]
Segment Reporting Information [Line Items]
Percentage of equity ownership in subsidiary		55.60%us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest / dei_LegalEntityAxis = iep_AriMember
MASSACHUSETTS | Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Number of residential units for future development		267iep_NumberOfUnitsOfResidentialHousingInFutureDevelopment / iep_LocationOfOperationsStateOrCountryAxis = stpr_MA / us-gaap_StatementBusinessSegmentsAxis = iep_RealEstateSegmentMember
FLORIDA | Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Number of residential units for future development		1,328iep_NumberOfUnitsOfResidentialHousingInFutureDevelopment / iep_LocationOfOperationsStateOrCountryAxis = stpr_FL / us-gaap_StatementBusinessSegmentsAxis = iep_RealEstateSegmentMember
Las Vegas, Nevada [Member] [Member] | Real Estate Segment [Member]
Segment Reporting Information [Line Items]
Acres of land		23iep_Acresofland / iep_PropertyLocationAxis = iep_LasVegasNevadaMemberMember / us-gaap_StatementBusinessSegmentsAxis = iep_RealEstateSegmentMember

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- Definition

Acres of land

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

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- Definition

Nnumber of Manufacturing Facilities

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- Definition

Number of Distribution Centers

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- Definition

Number of Units of Residential Housing in Future Development

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- Definition

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

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- Definition

Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 4

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- Definition

Future rental payments receivable within one year of the balance sheet date under an operating lease.

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Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

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