Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	Total
Balance at Dec. 31, 2022	$ 1,671	$ 499,897	$ 6,423,730	$ (3,258,530)	$ 3,666,768
Net earnings	0	0	728,287	0	728,287
Common Stock, Dividends, Per Share, Cash Paid	0	0	(173,898)	0	(173,898)
Purchase of treasury shares	0	0	0	(159,576)	(159,576)
Share-based compensation	0	79,189	0	0	79,189
Restricted share issuances, net of stock repurchased for payroll taxes and other	0	(29,954)	0	(7,058)	(37,012)
Common Stock, Dividends, Per Share, Cash Paid	0	0	(173,898)	0	(173,898)
Purchase of treasury shares	0	0	0	(159,576)	(159,576)
Balance at Dec. 31, 2023	1,671	549,132	6,978,119	(3,425,164)	4,103,758
Net earnings	0	0	570,886	0	570,886
Common Stock, Dividends, Per Share, Cash Paid	0	0	(175,543)	0	(175,543)
Purchase of treasury shares	0	0	0	(513,924)	(513,924)
Share-based compensation	0	65,686	0	0	65,686
Restricted share issuances, net of stock repurchased for payroll taxes and other	0	(30,873)	0	(5,485)	(36,358)
Common Stock, Dividends, Per Share, Cash Paid	0	0	(175,543)	0	(175,543)
Purchase of treasury shares	0	0	0	(513,924)	(513,924)
Balance at Dec. 31, 2024	1,671	583,945	7,373,462	(3,944,573)	4,014,505
Net earnings	0	0	598,282	0	598,282
Common Stock, Dividends, Per Share, Cash Paid	0	0	(171,048)	0	(171,048)
Purchase of treasury shares	0	0	0	(923,292)	(923,292)
Share-based compensation	0	71,753	0	0	71,753
Restricted share issuances, net of stock repurchased for payroll taxes and other	0	(28,418)	0	3,303	(25,115)
Common Stock, Dividends, Per Share, Cash Paid	0	0	(171,048)	0	(171,048)
Purchase of treasury shares	0	0	0	(923,292)	(923,292)
Balance at Dec. 31, 2025	$ 1,671	$ 627,280	$ 7,800,696	$ (4,864,562)	$ 3,565,085