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%