Amounts of material contingent liabilities, for example, but not limited to, product or environmental liabilities or litigation, that remain with the entity despite the disposal of the disposal group that is classified as a component of the entity.

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- Definition

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

This element represents the cash inflow during the period from the sale of a component of the entity.

+ References

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Dispositions Dispositions (Timok) (Details) - USD ($) $ in Millions		6 Months Ended
	May 02, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal		$ 33	$ 749
Timok [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture, net	$ 135
Discontinued Operation, Amounts of Material Contingent Liabilities Remaining	107
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal	$ 133