| **Assets & Liabilities Held for Sale and Discontinued Operations Income Statement Information (Details) (USD $)In Millions, unless otherwise specified** | 3 Months Ended |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------|
||
| **Revenues**                                                                                                                                                 |           |   |
| Net investment income                                                                                                                                        | $ 41           | $ 42 |
| Net realized investment gains (losses)                                                                                                                       | 1              | 5 |
| Other revenues                                                                                                                                               |      | 1 |
| Total revenues                                                                                                                                               | 42             | 48 |
| **Claims, Benefits and Expenses**                                                                                                                            |           |   |
| Insurance claims and policyholders' benefits                                                                                                                 | 31             | 33 |
| Other operating expenses                                                                                                                                     | 1              | 1 |
| Total claims, benefits and expenses                                                                                                                          | 32             | 34 |
| Income before income tax                                                                                                                                     | 10             | 14 |
| Income tax (expense) benefit                                                                                                                                 | (3)            | (5) |
| Income from operations of discontinued operations, net of income tax                                                                                         | 7              | 9 |
| Impairment loss on sale, net of income tax benefit of $41 and -                                                                                              | (214)          |    |
| Income (loss) from discontinued operations                                                                                                                   | (207)          | 9 |
| Income tax benefit (expense) on impairment                                                                                                                   | $ 41           |    |

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| - Definition
Disposal group including discontinued operation, Insurance claims and policyholders benefits
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Disposal group including discontinued operation, Other operating expenses
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Disposal group including discontinued operation, Other revenues
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| - Definition
Pretax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.
+ References
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| - Definition
After tax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.
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| - Definition
Amount after tax of loss recognized for the write-down to fair value, less cost to sell, of a disposal group. Includes after tax gain for a subsequent increase in fair value (less cost to sell) up to the cumulative loss previously recognized through write-downs.
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|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| - Definition
Income tax expense or benefit attributable to Income or Loss from discontinued operations during the phase-out period.
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| - Definition
Tax benefit from provision recognizing a loss for initial, or subsequent, write-down to fair value (less cost to sell) of a of a disposal group that is classified as a component of the entity, which remains unsold as of the reporting date. May include a tax on the (gain) for the recognition of a subsequent increase in fair value (less cost to sell), but not in excess of the cumulative loss previously recognized through write-downs.
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| - Definition
Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.
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| - Definition
Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.
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| - Definition
Amount of income (loss) from a disposal group, net of income tax, reported as a separate component of income before extraordinary items after deduction or consideration of the amount allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.
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