Investments, Income Earned (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Investment income earned [Abstract]
Net investment income	$ 9,549	$ 8,496
Fixed Maturities [Member]
Investment income earned [Abstract]
Net investment income	8,432	8,297
Equity Securities [Member]
Investment income earned [Abstract]
Net investment income	440	467
Other Investments [Member]
Investment income earned [Abstract]
Net investment income	$ 677	$ (268)