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Investments, Income Earned (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Investment income earned [Abstract]    
Total investment income $ 9,884 $ 10,085
Less investment expenses, included in other expenses (577) (552)
Net investment income 9,307 9,533
Fixed Maturities [Member]    
Investment income earned [Abstract]    
Total investment income 9,122 9,327
Equity Securities [Member]    
Investment income earned [Abstract]    
Total investment income 491 488
Other Investments [Member]    
Investment income earned [Abstract]    
Total investment income $ 271 $ 270