Summary of Investments (Unrealized Appreciation) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Unrealized Gain (Loss) on Investments [Abstract]
Available-for-sale fixed maturities	$ 21,008	$ 28,563
Available-for-sale equity securities	(2,879)	2,945
Deferred policy acquisition costs	(6,911)	(8,920)
Income tax effect	(3,926)	(7,907)
Total change in net unrealized investment appreciation, net of tax	$ 7,292	$ 14,681

Equity Securities, Change in Net Unrealized Holding Gain (Loss), Before Tax

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This item represents the pretax change in net unrealized holding gain (loss) on available-for-sale securities that has been included in accumulated other comprehensive income, a separate component of shareholders' equity, during the period.

+ References

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Amount of increase (decrease) in deferred policy acquisition cost (DAC) due to unrealized investment gain (loss).

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Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.

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Amount of tax expense (benefit) before reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities.

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