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Investments (Details 5) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Net unrealized investment gains (losses) on fixed maturity securities, net of tax |  |  |  |  |  |  |  |
Reclassification of net realized investment (gains) losses to net income | $ 2,245 | [1],[2] | $ 10,021 | [1],[3] | $ 3,341 | [1],[2] | $ 14,481 | [1],[3]
Fixed Maturity Securities [Member] |  |  |  |  |  |  |  |
Net unrealized investment gains (losses) on fixed maturity securities, net of tax |  |  |  |  |  |  |  |
Beginning of period | 238,854 |  | 411,979 |  | 146,489 |  | 423,004 |
Change in unrealized investment gains and losses | 80,577 |  | (182,919) |  | 173,802 |  | (189,828) |
Reclassification of net realized investment (gains) losses to net income | (1,640) |  | (8,392) |  | (2,500) |  | (12,508) |
End of period | 317,791 |  | 220,668 |  | 317,791 |  | 220,668 |
Equity securities [Member] |  |  |  |  |  |  |  |
Net unrealized investment gains (losses) on fixed maturity securities, net of tax |  |  |  |  |  |  |  |
Beginning of period | 5,695 |  | 3,604 |  | 4,618 |  | 720 |
Change in unrealized investment gains and losses | 2,865 |  | 1,291 |  | 4,178 |  | 4,519 |
Reclassification of net realized investment (gains) losses to net income | (605) |  | (1,629) |  | (841) |  | (1,973) |
End of period | $ 7,955 |  | $ 3,266 |  | $ 7,955 |  | $ 3,266 |
[1] | All amounts are net of tax.
[2] | The pretax amounts reclassified from accumulated other comprehensive income (loss), $3,455 and $5,140, are included in net realized investment gains and losses and the related tax expenses, $1,210 and $1,799, are included in income tax expense in the Consolidated Statements of Operations for the three and six months ended June 30, 2014, respectively.
[3] | The pretax amounts reclassified from accumulated other comprehensive loss, $15,417 and $22,279, are included in net realized investment gains and the related tax expenses, $5,396 and $7,798, are included in income tax expense in the Consolidated Statements of Operations for the three and six months ended June 30, 2013, 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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- Definition The change in unrealized holding gain (loss), net of tax, on available-for-sale securities included in a separate component of shareholders' equity during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 + Details
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