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Financial Instruments Automotive Narrative (Details) $ in Millions | 6 Months Ended |
--- | --- | ---
Jun. 30, 2015 USD ($) number_of_customers | Dec. 31, 2014 USD ($)
Interest rate swap contracts |  |
Derivative [Line Items] |  |
Notional value of interest rate swap agreements | $ 16,000 | $ 16,000
Energy Segment [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Interest rate swap contracts |  |
Derivative [Line Items] |  |
Notional value of interest rate swap agreements | 63 |
Automotive Segment [Member] | Federal-Mogul [Member] | Cash Flow Hedging [Member] | Commodity contracts |  |
Derivative [Line Items] |  |
Notional value of interest rate swap agreements | 31 | 36
Automotive Segment [Member] | Federal-Mogul [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] |  |
Derivative [Line Items] |  |
Unrealized net gains (losses) on price hedge contracts | $ 2 | $ 1
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 | number_of_customers | 0 |
Concentration of risk threshold, percentage of direct sales | 6.00% |
Automotive Segment [Member] | Motorparts [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 | 1 |
Concentration threshhold, balance sheet | 11.00% |

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