Investments, Fixed Maturities by Contractual Maturities (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Carrying Value [Abstract]
Due in one year or less	$ 2,949	$ 2,544
Due after one year through five years	19,725	20,278
Due after five years through ten years	101,460	90,667
Due after ten years	66,449	80,099
Varying maturities	17,458	17,082
Totals	208,041	210,670
Amortized Cost [Abstract]
Due in one year or less	2,908	2,507
Due after one year through five years	19,578	20,038
Due after five years through ten years	101,247	90,926
Due after ten years	66,170	79,627
Varying maturities	17,757	17,407
Cost or amortized cost	$ 207,660	$ 210,505