Segment Information Selected Financial Information By Segment (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($) segment	Dec. 31, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | segment		1
Insurance and other services revenues	$ 223,055	$ 163,916
Investment income	13,020	18,246
Net realized gain (loss) on investments	333	1,340
Total Revenues	236,408	183,502
Operating expenses	186,747	143,679
Income before income taxes	49,661	39,823
Total assets	282,925	263,893
Intersegment Eliminations
Segment Reporting Information [Line Items]
Insurance and other services revenues	(12,332)	(8,704)	$ (8,704)
Investment income	0	0	0
Net realized gain (loss) on investments	0	0	0
Total Revenues	(12,332)	(8,704)
Operating expenses	(7,374)	(5,834)	(5,834)
Income before income taxes	(4,958)	(2,870)
Total assets	0	0
Title Insurance | Operating Segments
Segment Reporting Information [Line Items]
Insurance and other services revenues	225,781	161,463	161,463
Investment income	11,622	15,210	15,210
Net realized gain (loss) on investments	334	1,251	1,251
Total Revenues	237,737	177,924
Operating expenses	185,026	140,376	140,376
Income before income taxes	52,711	37,548
Total assets	225,974	196,825	196,825
All Other | Operating Segments
Segment Reporting Information [Line Items]
Insurance and other services revenues	9,606	11,157	11,157
Investment income	1,398	3,036	3,036
Net realized gain (loss) on investments	(1)	89	89
Total Revenues	11,003	14,282
Operating expenses	9,095	9,137	9,137
Income before income taxes	1,908	5,145
Total assets	$ 56,951	$ 67,068	$ 67,068