XML 76 R66.htm IDEA: XBRL DOCUMENT
v3.22.1

Other Income, Net (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | $ (24) | $ (18)
Dividend expense |  |
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | (17) | (21)
Equity earnings from non-consolidated affiliates |  |
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | 2 | 1
Gain on disposition of assets, net |  |
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | 2 |
Foreign currency transaction gain (loss) |  |
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | 1 | (6)
(Loss) gain on extinguishment of debt, net |  |
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | (2) | 2
Other |  |
Component of Other Income (Loss), Net [Line Items] |  |
Other loss, net | $ (10) | $ 6

X
- Definition Component of Other Income (Loss), Net [Line Items] + References No definition available. + Details
Name: | iep_ComponentOfOtherIncomeLossNetLineItems
Namespace Prefix: | iep_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of income (expense) related to nonoperating activities, classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
Name: | us-gaap_OtherNonoperatingIncomeExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | iep_ComponentOfOtherIncomeLossNetAxis=iep_DividendExpenseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iep_ComponentOfOtherIncomeLossNetAxis=iep_IncomeLossFromNonConsolidatedAffiliatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iep_ComponentOfOtherIncomeLossNetAxis=iep_GainLossOnDispositionOfAssetsNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iep_ComponentOfOtherIncomeLossNetAxis=us-gaap_ForeignCurrencyGainLossMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iep_ComponentOfOtherIncomeLossNetAxis=iep_GainLossOnDebtExtinguishmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | iep_ComponentOfOtherIncomeLossNetAxis=iep_OtherIncomeLossNotSpecifiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |