Investments (Details 7) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other-Than-Temporary Impairments
Other than temporary Impairments	$ 7,724	$ 55	$ 1,969
OTTI recognized in earnings	7,023	24	1,865
Portion of net loss recognized in other comprehensive income, before taxes	701	31	104
Fixed maturity securities
Other-Than-Temporary Impairments
OTTI recognized in earnings	2,382	24	1,865
Credit loss impairments on fixed maturity securities for which a portion of the OTTI loss was recognized in AOCI
Balance, beginning of year	13,467	14,164	26,970
Additions for credit loss impairments recognized in the current period on securities previously impaired	0	24	87
Additions for credit loss impairments recognized in the current period on securities not previously impaired	763	0	0
Reductions for increases in cash flows expected to be collected that are recognized over the remaining life of the security	(224)	(461)	(123)
Reductions for credit loss impairments previously recognized on securities which matured, paid down, prepaid or were sold during the period	(367)	(260)	(12,770)
Balance, end of year	$ 13,639	$ 13,467	$ 14,164

The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 35
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e25351-111560

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The cumulative amount of credit losses recognized in earnings related to debt securities held for which a portion of an other than temporary impairment (OTTI) was recognized in other comprehensive income (a component of shareholders' equity).

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount before tax of other than temporary impairment (OTTI) on investment in available-for-sale debt security, recognized in other comprehensive loss, attributable to parent entity.

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The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

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