Investments - Gross Realized Gains and Losses (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Schedule of Available-for-sale Securities [Line Items]
Net realized investment gains	$ 71	$ 6	$ 604	$ 238
Fixed maturity securities
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	7	6	524	74
Gross realized losses	0	(1)	(22)	(5)
Net realized investment gains	7	5	502	69
Equity securities
Schedule of Available-for-sale Securities [Line Items]
Gross realized gains	79	30	230	233
Gross realized losses	(15)	(29)	(128)	(64)
Net realized investment gains	$ 64	$ 1	$ 102	$ 169

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.

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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