Estimated title losses (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]
Balances at beginning of period	$ 524,473	$ 511,534
Provisions:
Current year	17,854	17,318
Previous policy years	588	384
Total provisions	18,442	17,702
Payments, net of recoveries:
Current year	(2,274)	(3,833)
Previous policy years	(22,191)	(15,206)
Total payments, net of recoveries	(24,465)	(19,039)
Effects of changes in foreign currency exchange rates	(1,674)	593
Balances at end of period	$ 516,776	$ 510,790
Loss ratios as a percentage of title operating revenues:
Current year provisions	3.00%	3.50%
Total provisions	3.10%	3.50%