Segment Information Selected Financial Information By Segment (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2019 USD ($) segment	Jun. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment			1
Insurance And Other Services Revenue	$ 39,486	$ 38,994	$ 72,306	$ 71,872
Investment income	3,261	2,654	9,597	3,399
Net realized gain (loss) on investments	(14)	288	776	441
Total Revenues	42,733	41,936	82,679	75,712
Operating expenses	35,813	33,122	67,446	61,673
Income (loss) before income taxes	6,920	8,814	15,233	14,039
Total assets	256,494	253,198	256,494	253,198	$ 244,268
Title Insurance
Segment Reporting Information [Line Items]
Insurance And Other Services Revenue	38,601	38,680	69,920	71,101
Investment income	2,471	2,125	7,901	2,739
Net realized gain (loss) on investments	(8)	264	756	407
Total Revenues	41,064	41,069	78,577	74,247
Operating expenses	35,139	32,424	65,591	60,216
Income (loss) before income taxes	5,925	8,645	12,986	14,031
Total assets	187,754	199,132	187,754	199,132
All Other
Segment Reporting Information [Line Items]
Insurance And Other Services Revenue	2,831	1,996	5,522	3,886
Investment income	790	529	1,696	660
Net realized gain (loss) on investments	(6)	24	20	34
Total Revenues	3,615	2,549	7,238	4,580
Operating expenses	2,485	2,246	4,722	4,304
Income (loss) before income taxes	1,130	303	2,516	276
Total assets	68,740	54,066	68,740	54,066
Intersegment Eliminations
Segment Reporting Information [Line Items]
Insurance And Other Services Revenue	(1,946)	(1,682)	(3,136)	(3,115)
Investment income	0	0	0	0
Net realized gain (loss) on investments	0	0	0	0
Total Revenues	(1,946)	(1,682)	(3,136)	(3,115)
Operating expenses	(1,811)	(1,548)	(2,867)	(2,847)
Income (loss) before income taxes	(135)	(134)	(269)	(268)
Total assets	$ 0	$ 0	$ 0	$ 0