Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Estimated title losses
Movement in Valuation Allowances and Reserves
Balance at beginning of period	$ 459,053	$ 461,560	$ 480,990
Additions charged to costs and expenses	115,224	84,423	71,514
Deductions	78,002	86,930	90,944
Balance At end of period	496,275	459,053	461,560
Valuation allowance for deferred tax assets
Movement in Valuation Allowances and Reserves
Balance at beginning of period	4,056	3,824	2,231
Additions charged to costs and expenses	2,532	236	1,791
Deductions	117	4	198
Balance At end of period	6,471	4,056	3,824
Allowance for uncollectible amounts
Movement in Valuation Allowances and Reserves
Balance at beginning of period	4,469	4,614	5,156
Additions charged to costs and expenses	649	1,672	519
Deductions	311	1,817	1,061
Balance At end of period	$ 4,807	$ 4,469	$ 4,614