|
Significant Accounting Policies and Pronouncments - Adoption of New Accounting Pronouncements (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2009
|
|
| New Accounting Pronouncements and Changes in Accounting Principles [Abstract] | |||
| Impact on Deferred Acquisition Costs for Adoption of New Accounting Pronouncement | $ 672 | $ 684 | |
| Impact on Equity for Adoption of New Accounting Pronouncement | 469 | 446 | |
| Impact on Income From Continuing Operations for Adoption of New Accounting Pronouncement | 34 | 125 | 53 |
| Impact on Other Liabilities for Adoption of New Accounting Pronouncement | 48 | ||
| Impact on Reinsurance Recoverables for Adoption of New Accounting Pronouncement | 2 | ||
| Impact on Policyholders' Account Balances for Adoption of New Accounting Pronouncement | $ 3 | $ 3 | |