XML 28 R56.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Financial Instruments Automotive Narrative (Details) (Automotive Segment [Member], Federal-Mogul [Member], USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2013 | Sep. 30, 2013 | Dec. 31, 2012
Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Maturity of price risk cash flow hedge derivatives (in years) |  | 1 year |
Cash Flow Hedging [Member] | Commodity contracts |  |  |
Derivative [Line Items] |  |  |
Notional value of interest rate swap agreements | $ 55 | $ 55 | $ 45
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Unrealized net gains (losses) on price hedge contracts | (1) | (1) | 1
Derivative instruments, Gain recognized in income | 2 | 1 |
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Maximum [Member] |  |  |
Derivative [Line Items] |  |  |
Unrealized net gains on foreign currency hedge contracts | 1 | 1 | 1
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest rate swap contracts |  |  |
Derivative [Line Items] |  |  |
Maximum length of time hedged in interest rate cash flow hedge |  | 5 years |
Remaining portion of notional amount of interest rate cash flow hedge instruments | 40 | 40 |
Accumulated other comprehensive income loss interest rate hedges. | (1) | (1) | (10)
Losses on interest rate swap agreements expected to be reclassified | 1 | 1 |
Expected change in interest expense from 25 basis point change in interest rates, 2014 |  | 7 |
Expected change in interest expense from 25 basis point change in interest rates, 2015 |  | 2 |
Notional value of interest rate swap agreements | 1,190 | 1,190 |
Sales Revenue, Goods, Net [Member] | Customer Concentration Risk [Member] |  |  |
Derivative [Line Items] |  |  |
Number of customers accounting for more than 6% of direct sales | 0 | 0 |
Concentration of risk threshold, percentage of direct sales |  | 6.00% |
VCS [Member] | Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |  |
Derivative [Line Items] |  |  |
Concentration threshhold, balance sheet | 14.00% | 14.00% |
Foreign exchange contracts | Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Notional value of interest rate swap agreements | 52 | 52 | 160
Foreign exchange contracts | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |  |
Derivative [Line Items] |  |  |
Notional value of interest rate swap agreements | $ 14 | $ 14 | $ 11

X
- Definition Accumulated other comprehensive income loss commodity price hedges. + References No definition available. + Details
Name: | iep_AccumulatedOtherComprehensiveIncomeLossCommodityPriceHedges
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Accumulated other comprehensive income loss foreign currency hedges. + References No definition available. + Details
Name: | iep_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyHedges
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Accumulated other comprehensive income loss interest rate hedges. + References No definition available. + Details
Name: | iep_AccumulatedOtherComprehensiveIncomeLossInterestRateHedges
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Concentration Risk, Number of Customers + References No definition available. + Details
Name: | iep_ConcentrationRiskNumberOfCustomers
Namespace Prefix: | iep_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Concentration Risk, Threshold + References No definition available. + Details
Name: | iep_ConcentrationRiskThreshold
Namespace Prefix: | iep_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Concentration threshhold, balance sheet + References No definition available. + Details
Name: | iep_ConcentrationThreshholdBalanceSheet
Namespace Prefix: | iep_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Expected Change in Interest Expense from 25 Basis Point Change in Debt Instrument Interest Rate, Year Two + References No definition available. + Details
Name: | iep_ExpectedChangeInInterestExpenseFrom25BasisPointChangeInDebtInstrumentInterestRateYearTwo
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Expected Change in Interest Expense from 25 Basis Point Change in Interest Rates, Year One + References No definition available. + Details
Name: | iep_ExpectedChangeInInterestExpenseFrom25BasisPointChangeInInterestRatesYearOne
Namespace Prefix: | iep_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Remaining portion of notional amount of interest rate cash flow hedge instruments + References No definition available. + Details
Name: | iep_RemainingPortionOfNotionalAmountOfInterestRateCashFlowHedgeInstruments
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 Amount of increase in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
Name: | us-gaap_DerivativeGainOnDerivative
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7668309&loc=d3e80748-113994 + Details
Name: | us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum period the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=7668309&loc=d3e80748-113994 + Details
Name: | us-gaap_MaximumLengthOfTimeHedgedInInterestRateCashFlowHedge1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Maximum period the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=7668309&loc=d3e80748-113994 + Details
Name: | us-gaap_MaximumLengthOfTimeHedgedInPriceRiskCashFlowHedge1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration