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Investments (Components Of Net Realized and Unrealized Gains and Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Gain (Loss) on Securities [Line Items] |  |  |  |
Net realized (losses) gains on disposals of securities, fixed income securities (excluding OTTI charges) | $ 2,883 | $ 54 | $ 6,327 | $ 4,785
OTTI Charges | (971) | (2,821) | (1,075) | (4,033)
Net realized gains (losses) | 1,912 | (2,767) | 5,252 | 752
Unrealized gains (losses) recognized in income on equity securities | 2,115 | 1,115 | 12,226 | (12,953)
Net realized and unrealized gains (losses) | 4,027 | (1,652) | 17,478 | (12,201)
Fixed Income Securities [Member] |  |  |  |
Gain (Loss) on Securities [Line Items] |  |  |  |
Net realized (losses) gains on disposals of securities, fixed income securities (excluding OTTI charges) | 2,061 | (1,174) | 3,204 | (4,509)
Equity Securities [Member] |  |  |  |
Gain (Loss) on Securities [Line Items] |  |  |  |
Net realized (losses) gains on disposals of securities, fixed income securities (excluding OTTI charges) | 851 | 1,226 | 3,131 | 9,295
Short-Term Investments [Member] |  |  |  |
Gain (Loss) on Securities [Line Items] |  |  |  |
Net realized (losses) gains on disposals of securities, fixed income securities (excluding OTTI charges) | 1 | 2 | 15 | (1)
Other Investments [Member] |  |  |  |
Gain (Loss) on Securities [Line Items] |  |  |  |
Net realized (losses) gains on disposals of securities, fixed income securities (excluding OTTI charges) | $ (30) | $ 0 | $ (23) | $ 0

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