Condensed Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Treasury Stock
Beginning balance at Dec. 31, 2023	$ 4,486,803	$ 0	$ 102,218	$ 532,474	$ (2,772,419)	$ 7,478,813	$ (854,283)
Increase (Decrease) in Stockholders' Equity
Comprehensive income (loss)	559,400				305,183	254,217
Common dividends declared	(22,603)					(22,603)
Acquisition of treasury stock	(23,469)						(23,469)
Stock-based compensation	9,267			(5,612)		(438)	15,317
Exercise of stock options	29,763					(3,334)	33,097
Ending balance at Mar. 31, 2024	5,039,161	0	102,218	526,862	(2,467,236)	7,706,655	(829,338)
Beginning balance at Dec. 31, 2024	5,305,520	0	97,218	527,795	(2,029,720)	8,002,521	(1,292,294)
Increase (Decrease) in Stockholders' Equity
Comprehensive income (loss)	313,410				58,847	254,563
Common dividends declared	(22,383)					(22,383)
Acquisition of treasury stock	(264,544)						(264,544)
Stock-based compensation	12,019			(3,754)			15,773
Exercise of stock options	81,394					(9,753)	91,147
Ending balance at Mar. 31, 2025	$ 5,425,416	$ 0	$ 97,218	$ 524,041	$ (1,970,873)	$ 8,224,948	$ (1,449,918)