Investments - Schedule of Realized Gain (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Schedule of Available-for-sale Securities
Gross Realized Gains	$ 3,201	$ 1,115	$ 1,875
Fair Value at Sale	47,849	37,457	69,737
Gross Realized Losses	(1,546)	(1,048)	(1,328)
Fair Value at Sale	136,939	54,943	62,254
Net realized gains (losses)	1,655	67	547
Net Fair Value at Sale	184,788	92,400	131,991
Fixed Maturities
Schedule of Available-for-sale Securities
Gross Realized Gains	373	268	1,811
Fair Value at Sale	41,776	35,248	56,484
Gross Realized Losses	(1,376)	(890)	(1,136)
Fair Value at Sale	135,944	53,194	24,464
Equity Securities
Schedule of Available-for-sale Securities
Gross Realized Gains	2,828	847	64
Fair Value at Sale	6,073	2,209	13,253
Gross Realized Losses	(170)	(158)	(192)
Fair Value at Sale	$ 995	$ 1,749	$ 37,790