Condensed Consolidated Statements of Income (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenues
Direct premiums and escrow fees	$ 921,336	$ 807,947	$ 2,624,462	$ 2,080,568
Agent premiums	998,534	722,434	2,748,723	1,920,011
Information and other	310,145	285,882	890,476	728,563
Net investment income	50,670	52,466	155,797	156,760
Net realized investment gains	275,243	44,992	428,590	49,491
Total Revenues	2,555,928	1,913,721	6,848,048	4,935,393
Expenses
Personnel costs	584,649	511,298	1,708,097	1,392,445
Premiums retained by agents	794,165	572,780	2,183,890	1,520,559
Other operating expenses	333,195	281,079	959,317	788,407
Provision for policy losses and other claims	155,300	157,836	445,677	414,001
Depreciation and amortization	39,238	38,227	118,475	110,652
Impairment losses on exit of business	0	73,264	0	73,264
Premium taxes	26,981	19,885	72,034	53,554
Interest	19,226	15,981	51,946	41,521
Total expenses	1,952,754	1,670,350	5,539,436	4,394,403
Income before income taxes	603,174	243,371	1,308,612	540,990
Income taxes	152,709	59,780	320,281	121,859
Net income	450,465	183,591	988,331	419,131
Less: Net income attributable to noncontrolling interests	5,215	1,312	7,166	2,993
Net income attributable to the Company	$ 445,250	$ 182,279	$ 981,165	$ 416,138
Net income per share attributable to the Company's stockholders (Note 12):
Basic	$ 4.01	$ 1.62	$ 8.84	$ 3.69
Diluted	4.00	1.62	8.81	3.68
Cash dividends declared per share	$ 0.51	$ 0.44	$ 1.43	$ 1.32
Weighted-average common shares outstanding (Note 12):
Basic	110,956	112,584	111,000	112,913
Diluted	111,368	112,843	111,344	113,176