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Average Increase in Annual Property Tax Expense

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Biofuel blending obligation

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Expenses incurred to purchase additional rewnewable identification numbers

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- Definition

Litigation claim gain amount

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Litigation counterclaim amount

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Litigation receivable

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Ownership percentage by principal owner in related party

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- Definition

Subsidiary Indemnity Agreement, Pension Funding Contingencies As A Result of Being In The Controlled Group, Distribution Limitation, Net Worth Floor

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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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- Definition

The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

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- Definition

The funded status is measured as the difference between the fair value of plan assets and the benefit obligation. Will normally be the same as the net Defined Benefit Plan, Amounts Recognized in Balance Sheet, Total.

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- Definition

The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities.

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Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

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The number of units or percentage investment held by one or more members or limited partners of the LLC or LP.

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Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

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Interest expense (income) directly attributable to an award in settlement of litigation.

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Best estimate of the reasonably possible loss exposure in excess of the amount accrued for environmental loss contingencies at an individual site.

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Commitments and Contingencies Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	0 Months Ended	3 Months Ended	12 Months Ended
	Mar. 31, 2015	Oct. 25, 2014	Mar. 31, 2014	Dec. 31, 2014	Dec. 31, 2008
Mr. Icahn and his affiliates [Member]
Loss Contingencies [Line Items]
Affiliate ownership interest	88.40%
ACF [Member]
Loss Contingencies [Line Items]
Defined benefit plan underfunded amount	493			$ 474
Starfire Holding Corporation [Member]
Loss Contingencies [Line Items]
Ownership percentage by Mr. Icahn	99.40%
Net worth floor for which distributions to stockholders would be limited while contingent liabilities exist that can be imposed on us	250
Metals Segment [Member]
Loss Contingencies [Line Items]
Accrued environmental liabilities	27			28
Railcar Segment [Member]
Loss Contingencies [Line Items]
Litigation claim gain amount		25
Litigation counterclaim amount		10
Automotive Segment [Member]
Loss Contingencies [Line Items]
Accrued environmental liabilities	15			15
Possible material additional losses, above and beyond best estimate of required remediation costs	35
Asset retirement obligation	19			24
Home Fashion Segment [Member]
Loss Contingencies [Line Items]
Accrued environmental liabilities	1			1
Energy Segment [Member]
Loss Contingencies [Line Items]
Rent expense on operating leases	2		2
Litigation settlement amount	30			27
Litigation settlement interest	3
Litigation receivable	4
Accrued environmental liabilities	1			1
Environmental remediation expense	11		34
Cost of RINs	37		35
Biofuel blending obligation	57			52
Icahn Enterprises G.P. [Member] \| Mr. Icahn and his affiliates [Member]
Loss Contingencies [Line Items]
Affiliate ownership in parent company general partner	100.00%
CRNF [Member] \| Energy Segment [Member]
Loss Contingencies [Line Items]
Average increase in annual property tax expense					$ 11