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Investments (Details 5) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015
Net unrealized investment gains (losses) on fixed maturity securities, net of tax |  |  |  |  |  |  |  |  |
Reclassification of net realized investment (gains) losses to net income | [1] | $ (2,813) | [2] | $ (1,161) | [3] | $ (3,294) | [2] | $ (4,953) | [3]
Fixed Maturity Securities [Member] |  |  |  |  |  |  |  |  |
Net unrealized investment gains (losses) on fixed maturity securities, net of tax |  |  |  |  |  |  |  |  |
Beginning of period |  | 276,381 |  | 381,244 |  | 198,714 |  | 336,604 |
Change in unrealized investment gains and losses |  | 89,744 |  | (122,709) |  | 168,085 |  | (77,223) |
Reclassification of net realized investment (gains) losses to net income |  | 5,331 |  | (3,708) |  | 4,657 |  | (4,554) |
End of period |  | 371,456 |  | 254,827 |  | 371,456 |  | 254,827 |
Equity securities [Member] |  |  |  |  |  |  |  |  |
Net unrealized investment gains (losses) on fixed maturity securities, net of tax |  |  |  |  |  |  |  |  |
Beginning of period |  | 5,030 |  | 3,384 |  | 2,649 |  | 6,988 |
Change in unrealized investment gains and losses |  | 4,710 |  | (2,532) |  | 6,898 |  | (3,190) |
Reclassification of net realized investment (gains) losses to net income |  | (1,557) |  | 2,547 |  | (1,364) |  | (399) |
End of period |  | $ 8,183 |  | $ 3,399 |  | $ 8,183 |  | $ 3,399 |
[1] | All amounts are net of tax.
[2] | The pretax amounts reclassified from accumulated other comprehensive income (loss), $4,327 and $5,067, are included in net realized investment gains and losses and the related tax expenses, $1,514 and $1,773, are included in income tax expense in the Consolidated Statements of Operations for the three and six months ended June 30, 2016, respectively.
[3] | The pretax amounts reclassified from accumulated other comprehensive income (loss), $1,786 and $7,620, are included in net realized investment gains and losses and the related tax expenses, $625 and $2,667, are included in income tax expense in the Consolidated Statements of Operations for the three and six months ended June 30, 2015, respectively.

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- Definition Accumulated appreciation or loss, net of tax, in value of the total of available-for-sale securities at the end of an accounting period before the impact of deferred policy acquisition costs. + References No definition available. + Details
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