Revenue Recognition (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 5,895	$ 3,993	$ 10,771	$ 8,382
Total Revenues	84,961	61,748	157,039	91,649
Escrow and other title-related fees
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	3,487	2,018	6,285	3,860
Non-title services
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	2,408	1,975	4,486	4,522
Net premiums written
Disaggregation of Revenue [Line Items]
Other sources of revenue	67,527	47,479	129,004	86,106
Investment-related revenue
Disaggregation of Revenue [Line Items]
Other sources of revenue	7,392	10,156	12,909	(3,097)
Other
Disaggregation of Revenue [Line Items]
Other sources of revenue	$ 4,147	$ 120	$ 4,355	$ 258