Investments, Part II (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Carrying Value [Abstract]
Due in one year or less	$ 2,364
Due after one year through five years	17,062
Due after five years through ten years	107,650
Due after ten years	81,828
Varying maturities	1,141
Totals	210,045	214,888
Amortized Cost [Abstract]
Due in one year or less	2,305
Due after one year through five years	16,477
Due after five years through ten years	103,404
Due after ten years	77,553
Varying maturities	995
Totals	$ 200,734	$ 207,568