XML 76 R64.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Financial Instruments Derivatives Not Designated as Hedging, Fair Value Table (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Derivative contracts, at fair value (Note 6) |  | $ 36 | $ 1,275 |
Not designated as hedging instrument | Other assets |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Asset derivatives, Gross | [1] | 659 | 7 |
Derivative, Fair Value, Amount Offset Against Collateral, Net | [1],[2] | (135) | (7) |
Derivative contracts, at fair value(1) | [1],[2] | 524 | 0 |
Not designated as hedging instrument | Accrued expenses and other liabilities |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Liability derivatives, Gross |  | 171 | 1,282 |
Derivative, Fair Value, Amount Offset Against Collateral, Net | [2] | (135) | (7) |
Derivative contracts, at fair value (Note 6) | [2] | 36 | 1,275 |
Not designated as hedging instrument | Equity contracts | Other assets |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Asset derivatives, Gross | [1] | 568 | 0 |
Not designated as hedging instrument | Equity contracts | Accrued expenses and other liabilities |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Liability derivatives, Gross |  | 170 | 1,159 |
Not designated as hedging instrument | Credit contracts | Other assets |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Asset derivatives, Gross | [1] | 76 | 0 |
Not designated as hedging instrument | Credit contracts | Accrued expenses and other liabilities |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Liability derivatives, Gross |  | 0 | 17 |
Not designated as hedging instrument | Commodity contracts | Other assets |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Asset derivatives, Gross | [1] | 15 | 7 |
Not designated as hedging instrument | Commodity contracts | Accrued expenses and other liabilities |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Liability derivatives, Gross |  | 1 | 106 |
Investment Segment |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Collateral posted on certain derivative positions |  | 0 | 542 |
Investment Segment | Credit Default Swap [Member] |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Derivative, Notional Amount |  | 1,800 | 2,500 |
Investment Segment | Equity contracts |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Notional Exposure of Derivatives, Long Position |  | 118 | 243 |
Short Notional Exposure |  | 8,368 | 6,660 |
Investment Segment | Credit contracts |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Notional Exposure of Derivatives, Long Position | [3] | 0 | 0 |
Short Notional Exposure | [3] | 479 | 391 |
Investment Segment | Commodity contracts |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Notional Exposure of Derivatives, Long Position |  | 0 | 0 |
Short Notional Exposure |  | 114 | 634 |
Other Operating Income (Expense) [Member] | Energy Segment | Not designated as hedging instrument |  |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] |  |  |  |
Derivative gain (loss) recognized in income |  | $ 146 | $ (70) | $ (19)
[1] | Net asset derivatives are located within other assets in our consolidated balance sheets.
[2] | Excludes netting of cash collateral received and posted. The total collateral posted at December 31, 2018 and 2017 was $0 million and $542 million, respectively, across all counterparties, which are included in cash held at consolidated affiliated partnerships and restricted cash in our consolidated balance sheets.
[3] | The short notional amount on our credit default swap positions was approximately $1.8 billion as of December 31, 2018. However, because credit spreads cannot compress below zero, our downside short notional exposure is $479 million as of December 31, 2018. The short notional amount on our credit default swap positions was approximately $2.5 billion as of December 31, 2017. However, because credit spreads cannot compress below zero, our downside short notional exposure to loss is $391 million as of December 31, 2017.

X
- Definition Derivatives Not Designated as Hedging Instruments, Fair Value [Line Items] + References No definition available. + Details
Name: | iep_DerivativesNotDesignatedAsHedgingInstrumentsFairValueLineItems
Namespace Prefix: | iep_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Notional Exposure of Derivatives, Long Position + References No definition available. + Details
Name: | iep_NotionalExposureOfDerivativesLongPosition
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Notional Exposure of Derivatives, Short Position + References No definition available. + Details
Name: | iep_NotionalExposureOfDerivativesShortPosition
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624258-113959 + Details
Name: | us-gaap_CollateralAlreadyPostedAggregateFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
Name: | us-gaap_DerivativeAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The net amount as of the balance sheet date of the fair value of derivative assets and derivative liabilities that in accordance with the entity's accounting policy were offset against collateral under a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109980867&loc=d3e41678-113959 + Details
Name: | us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109247956&loc=SL51823488-111719 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeAsset
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109247956&loc=SL51823488-111719 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 + Details
Name: | us-gaap_DerivativeFairValueOfDerivativeLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4CC -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL109998890-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
Name: | us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 + Details
Name: | us-gaap_DerivativeLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_OtherAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=iep_AccruedExpensesAndOtherLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_EquityContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CreditRiskContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CommodityContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=iep_InvestmentSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_CreditDefaultSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_OtherOperatingIncomeExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=iep_EnergySegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |