Financial Instruments Automotive Narrative (Details) (USD $)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Interest rate contracts(2)
Derivative [Line Items]
Derivative, Notional Amount	$ 16,000,000,000
Investment Segment [Member] \| Investment Funds [Member]
Derivative [Line Items]
Open Option Contracts Written, Covered Put Options on Existing Short Positions	2,400,000,000	8,000,000,000
Automotive Segment [Member] \| Federal-Mogul [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount		12,000,000
Price Risk Cash Flow Hedge Derivatives, Contractual Term	15 months
Automotive Segment [Member] \| Federal-Mogul [Member] \| Cash Flow Hedging [Member] \| Commodity contracts
Derivative [Line Items]
Derivative, Notional Amount	36,000,000	51,000,000
Automotive Segment [Member] \| Sales Revenue, Goods, Net [Member] \| Customer Concentration Risk [Member] \| Federal-Mogul [Member]
Derivative [Line Items]
Number of customers accounting for more than 6% of direct sales	0
Concentration of risk threshold, percentage of direct sales	6.00%
Automotive Segment [Member] \| VCS [Member] \| Accounts Receivable [Member] \| Customer Concentration Risk [Member] \| Federal-Mogul [Member]
Derivative [Line Items]
Number of customers accounting for more than 6% of direct sales	2
Concentration threshhold, balance sheet	18.00%
Designated as Hedging Instrument [Member] \| Automotive Segment [Member] \| Federal-Mogul [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Unrealized net gains (losses) on price hedge contracts	1,000,000	1,000,000
Unrealized net gains (losses) on foreign currency hedge contracts		$ (1,000,000)

Concentration Risk, Number of Customers

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Concentration Risk, Threshold

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Concentration threshhold, balance sheet

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- Definition

Open Option Contracts Written, Covered Put Options on Existing Short Positions

+ References

No definition available.

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- 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

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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)

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- Definition

Amount of unrealized gain related to the increase in fair value of foreign currency exchange rate derivatives designated as cash flow hedging instruments. Recorded in accumulated other comprehensive income to the extent that the cash flow hedge is determined to be effective.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (b)

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- Definition

Amount of unrealized loss related to the decrease in fair value of price risk derivatives designated as cash flow hedging instruments recorded in accumulated other comprehensive income in the period, before taxes, to the extent that the cash flow hedge is determined to be effective.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 30

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6441202&loc=d3e80720-113993

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (b)

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