Investments Net Investment Income (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	$ 41,062	$ 36,597	$ 31,725
Total Investment Income	43,202	38,441	33,397
Investment Income, Investment Expense	(2,140)	(1,844)	(1,672)
Debt Securities [Member]
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	36,670	32,604	27,470
Equity Securities [Member]
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	1,986	1,839	2,158
Mortgage Loans on Real Estate [Member]
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	42	68	104
Policy Loans [Member]
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	4,172	3,637	3,332
Other Long-term Investments [Member]
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	287	229	234
Other Debt Obligations [Member]
Net Investment Income [Line Items]
Net Investment Income, Insurance Entity, Fixed Maturities	$ 45	$ 64	$ 99