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Fair Value Option (Tables) | 9 Months Ended
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Sep. 30, 2016
Fair Value Option [Abstract] |
Gains And Losses Due To Changes In Fair Value Of Investments | The following table presents gains (losses) 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,
| 2016 |  | 2015 |  | 2016 |  | 2015
| (Amounts in thousands) |  |  |  |
Fixed maturity securities | $ | (19,521 | ) |  | $ | (1,602 | ) |  | $ | 20,913 |  |  | $ | (30,609 | )
Equity securities | (2,143 | ) |  | (16,938 | ) |  | 13,430 |  |  | (34,234 | )
Short-term investments | 532 |  |  | 2 |  |  | 184 |  |  | 638 |
Total | $ | (21,132 | ) |  | $ | (18,538 | ) |  | $ | 34,527 |  |  | $ | (64,205 | )

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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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