Related Party Transactions Summary Of Approximate Values By Year Found Within Consolidated Statements Of Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Related Party Transaction [Line Items]
Net premiums written	$ 35,142	$ 34,672	$ 64,701	$ 67,410
Other income	7	33	230	281
Commissions to agents	16,427	16,598	30,452	32,929
Title Insurance Agencies
Related Party Transaction [Line Items]
Net premiums written	3,628	3,855	6,819	7,475
Other income	892	775	1,135	1,047
Commissions to agents	$ 2,415	$ 2,552	$ 4,530	$ 4,956