Consolidated Statements Of Changes In Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Capital Surplus [Member]	Retained Earnings [Member]	Treasury Stock, Common	Accumulated Other Comprehensive Income (Loss) [Member]	Non-Controlling Interest [Member]
Balance at Dec. 31, 2023	$ 2,964,230	$ 655,322	$ 3,162,622	$ 53,183	$ (35,599)	$ (891,412)	$ 20,114
Net income	115,452			112,663			2,789
Other comprehensive income (loss)	(39,615)					(39,615)
Distributions to non-controlling interest	(2,990)						(2,990)
Purchase of treasury stock	(42,314)				(42,314)
Stock Issued During Period RSAs and SARs	0		(18,239)		18,239
Stock-based compensation	4,266		4,266
Cash dividends per share, Common Stock, Cash	(35,140)			(35,140)
Balance at Mar. 31, 2024	$ 2,963,889	655,322	3,148,649	130,706	(59,674)	(931,027)	19,913
Common Stock, Dividends, Per Share, Cash Paid	$ 0.257
Balance at Dec. 31, 2024	$ 3,332,475	676,054	3,395,645	45,494	(48,401)	(758,911)	22,594
Net income	130,633			131,592			(959)
Other comprehensive income (loss)	124,335					124,335
Distributions to non-controlling interest	(1,020)						(1,020)
Purchase of treasury stock	(55,579)				(55,579)
Stock Issued During Period RSAs and SARs	(2)		(18,111)		18,109
Stock-based compensation	4,426		4,426
Cash dividends per share, Common Stock, Cash	(36,866)			(36,866)
Balance at Mar. 31, 2025	$ 3,498,402	$ 676,054	$ 3,381,960	$ 140,220	$ (85,871)	$ (634,576)	$ 20,615
Common Stock, Dividends, Per Share, Cash Paid	$ 0.275