| **Income Taxes (Details) - USD ($) $ in Millions** | 3 Months Ended |
|----------------------------------------------------|----------------|
||
| **Income Tax Examination [Line Items]**            |           |   |
| Current                                            | $ 20           | $ 10 |
| Deferred                                           | (186)          | (30) |
| Total Income Tax Benefit                           | $ (166)        | $ (20) |
| Effective Tax Rate                                 | 36.60%         | 47.60% |
| US                                                 |           |   |
| **Income Tax Examination [Line Items]**            |           |   |
| Income Tax Examination, Year under Examination     | 2012           |   |
| Equatorial Guinea                                  |           |   |
| **Income Tax Examination [Line Items]**            |           |   |
| Income Tax Examination, Year under Examination     | 2010           |   |
| Israel                                             |           |   |
| **Income Tax Examination [Line Items]**            |           |   |
| Income Tax Examination, Year under Examination     | 2011           |   |

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|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.
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|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.
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| - Definition
Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
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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.
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Tax year being audited in the income tax examination, in CCYY format.
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| - Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
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