Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 439,901	$ 398,519
Title insurance premiums, Direct
Disaggregation of Revenue [Line Items]
Revenues	138,283	111,918
Title insurance premiums, Agency
Disaggregation of Revenue [Line Items]
Revenues	242,030	214,863
Escrow fees
Disaggregation of Revenue [Line Items]
Revenues	33,086	25,293
Search, abstract and valuation services
Disaggregation of Revenue [Line Items]
Revenues	16,077	22,939
Other revenues
Disaggregation of Revenue [Line Items]
Revenues	16,298	15,379
Operating revenues
Disaggregation of Revenue [Line Items]
Revenues	$ 445,774	$ 390,392