Consolidated Statements Of Changes In Equity - USD ($) $ in Thousands	Total	Common Stock	Capital Surplus	Retained Earnings	Treasury Stock, Common	Accumulated Other Comprehensive Income (Loss)	Non-Controlling Interest
Beginning Balance at Dec. 31, 2022	$ 2,481,577	$ 629,319	$ 2,932,959	$ 31,620	$ (41,743)	$ (1,086,864)	$ 16,286
Net income	485,177			477,060			8,117
Other comprehensive income (loss)	195,452					195,452
Distributions to non-controlling interest	(4,235)						(4,235)
Purchase of treasury stock	(76,890)				(76,890)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests							54
Sale of non-controlling interest in subsidiary	0		54
Cash dividends paid on common stock	(134,734)			(134,734)
Stock-based compensation	17,052		17,052
Stock Issued During Period RSAs and SARs	1,707		(21,732)		23,439
5% stock dividend, net	(876)	26,003	234,289	(320,763)	59,595
Balance at Dec. 31, 2023	2,964,230	655,322	3,162,622	53,183	(35,599)	(891,412)	20,114
Net income	534,401			526,331			8,070
Other comprehensive income (loss)	132,501					132,501
Distributions to non-controlling interest	(5,590)						(5,590)
Purchase of treasury stock	(171,407)				(171,407)
Cash dividends paid on common stock	(139,503)			(139,503)
Stock-based compensation	17,031		17,031
Stock Issued During Period RSAs and SARs	1,698		(23,816)		25,514
5% stock dividend, net	(886)	20,732	239,808	(394,517)	133,091
Balance at Dec. 31, 2024	3,332,475	676,054	3,395,645	45,494	(48,401)	(758,911)	22,594
Net income	570,699			566,251			4,448
Other comprehensive income (loss)	251,221					251,221
Distributions to non-controlling interest	(3,641)						(3,641)
Purchase of treasury stock	(207,967)				(207,967)
Cash dividends paid on common stock	(146,596)			(146,596)
Stock-based compensation	17,272		17,272
Stock Issued During Period RSAs and SARs	1,856		(18,081)		19,937
5% stock dividend, net	(547)	16,890	127,456	(333,323)	188,430
Balance at Dec. 31, 2025	$ 3,814,772	$ 692,944	$ 3,522,292	$ 131,826	$ (48,001)	$ (507,690)	$ 23,401