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Fair Value Option (Tables) | 9 Months Ended
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Sep. 30, 2015
Fair Value Option [Abstract] |
Gains And Losses Due To Changes In Fair Value Of Investments | The following table presents (losses) gains due to changes in fair value of investments that are measured at fair value pursuant to application of the fair value option:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
| (Amounts in thousands)
Fixed maturity securities | $ | (1,602 | ) |  | $ | 3,536 |  |  | $ | (30,609 | ) |  | $ | 73,149 |
Equity securities | (16,938 | ) |  | (23,995 | ) |  | (34,234 | ) |  | (6,355 | )
Short-term investments | 2 |  |  | (69 | ) |  | 638 |  |  | (211 | )
Total | $ | (18,538 | ) |  | $ | (20,528 | ) |  | $ | (64,205 | ) |  | $ | 66,583 |

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- Definition Fair Value Option [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of unrealized gains and losses on investments. + References No definition available. + Details
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