Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Estimated title losses
Movement in Valuation Allowances and Reserves
Balance at beginning of period	$ 480,990	$ 462,572	$ 462,622
Additions charged to costs and expenses	71,514	96,532	91,147
Deductions	90,944	78,114	91,197
Balance At end of period	461,560	480,990	462,572
Valuation allowance for deferred tax assets
Movement in Valuation Allowances and Reserves
Balance at beginning of period	2,231	2,457	2,217
Additions charged to costs and expenses	1,791	0	240
Deductions	198	226
Balance At end of period	3,824	2,231	2,457
Allowance for uncollectible amounts
Movement in Valuation Allowances and Reserves
Balance at beginning of period	5,156	9,647	9,833
Additions charged to costs and expenses	519	207	3,349
Deductions	1,061	4,698	3,535
Balance At end of period	$ 4,614	$ 5,156	$ 9,647