Gains and Losses by Security Type (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains	$ 230	$ 123
Available-for-sale, Gross Realized Gains, Fair Value at Sale	21,201	1,925
Available-for-sale Securities, Gross Realized Losses	(108)	(109)
Available-for-sale, Gross Realized Losses, Fair Value at Sale	10,567	2,180
Available-for-sale Securities, Gross Realized Gain (Loss)	122	14
Available-for-sale, Gross Realized Gains (Losses), Fair Value at Sale	31,768	4,105
Fixed Maturities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains	227	21
Available-for-sale, Gross Realized Gains, Fair Value at Sale	20,963	1,120
Available-for-sale Securities, Gross Realized Losses	(106)	(38)
Available-for-sale, Gross Realized Losses, Fair Value at Sale	10,534	1,190
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Gross Realized Gains	3	102
Available-for-sale, Gross Realized Gains, Fair Value at Sale	238	805
Available-for-sale Securities, Gross Realized Losses	(2)	(71)
Available-for-sale, Gross Realized Losses, Fair Value at Sale	$ 33	$ 990

Available-for-sale, Gross Realized Gains, Fair Value at Sale

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- Definition

Available-for-sale, Gross Realized Gains (Losses), Fair Value at Sale

+ References

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Available-for-sale, Gross Realized Losses, Fair Value at Sale

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This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

+ 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 (a)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

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