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Segments of Operations (Details 1) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Earnings before realized gains (losses) and income taxes | $ 118 |  | $ 85 |  | $ 260 |  | $ 203 |
Realized gains on securities | 12 |  | 41 |  | 31 |  | 98 |
Earnings before income taxes | 130 |  | 126 |  | 291 |  | 301 |
Property and Casualty Insurance [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Property and casualty insurance underwriting | 29 |  | 19 |  | 87 |  | 62 |
Investment and other income, net | 62 |  | 60 |  | 116 |  | 116 |
Earnings before realized gains (losses) and income taxes | 91 |  | 79 |  | 203 |  | 178 |
Annuity [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Earnings before realized gains (losses) and income taxes | 84 | [1] | 77 | [1] | 157 | [1] | 153 | [1]
Run-off Long-term Care and Life [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Earnings before realized gains (losses) and income taxes | (2) |  | (2) |  | (4) |  | (3) |
Other [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Earnings before realized gains (losses) and income taxes | (55) | [2] | (69) | [2] | (96) | [2] | (125) | [2]
Specialty Property and transportation [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Property and casualty insurance underwriting | (18) |  | (31) |  | (12) |  | (21) |
Specialty casualty [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Property and casualty insurance underwriting | 30 |  | 32 |  | 68 |  | 51 |
Specialty financial [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Property and casualty insurance underwriting | 15 |  | 15 |  | 25 |  | 28 |
Specialty Other [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Property and casualty insurance underwriting | 2 |  | 5 |  | 7 |  | 11 |
Other Lines [Member] |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |
Property and casualty insurance underwriting | $ 0 |  | $ (2) |  | $ (1) |  | $ (7) |
[1] | Includes a $5 million charge in the second quarter of 2013 to cover expected assessments from state guaranty funds related to the insolvency and liquidation of an unaffiliated life insurance company.
[2] | Includes holding company expenses and earnings (losses) of managed investment entities attributable to noncontrolling interests (losses of $18 million and $31 million for the second quarter and $18 million and $42 million for the first six months of 2014 and 2013, respectively).

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