CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common stock $1 par value	Additional paid-in capital	Retained earnings	Accumulated other comprehensive earnings (loss)	Treasury stock
Beginning balance at Dec. 31, 2023	$ 5,106,605	$ 259,842	$ 886,690	$ 10,995,624	$ (237,866)	$ (6,797,685)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	914,043			914,043
Dividends paid	(141,644)			(141,644)
Common stock issued for the exercise of share-based awards	(6,905)	129	(7,034)
Stock-based compensation expense	24,679		24,679
Common stock acquired, including accelerated share repurchase program and excise tax	(504,250)		(75,000)			(429,250)
Other comprehensive earnings (loss), net of tax	(28,905)				(28,905)
Ending balance at Jun. 30, 2024	5,363,623	259,971	829,335	11,768,023	(266,771)	(7,226,935)
Beginning balance at Mar. 31, 2024	5,152,852	259,943	817,839	11,556,408	(254,403)	(7,226,935)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	281,822			281,822
Dividends paid	(70,207)			(70,207)
Common stock issued for the exercise of share-based awards	2,004	28	1,976
Stock-based compensation expense	9,520		9,520
Other comprehensive earnings (loss), net of tax	(12,368)				(12,368)
Ending balance at Jun. 30, 2024	5,363,623	259,971	829,335	11,768,023	(266,771)	(7,226,935)
Beginning balance at Dec. 31, 2024	6,953,996	260,031	892,686	13,409,633	(327,776)	(7,280,578)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	509,885			509,885
Dividends paid	(142,019)			(142,019)
Common stock issued for the exercise of share-based awards	(6,844)	118	(6,962)
Stock-based compensation expense	30,877		30,877
Common stock acquired, including accelerated share repurchase program and excise tax	(40,700)		0			(40,700)
Other comprehensive earnings (loss), net of tax	136,110				136,110
Ending balance at Jun. 30, 2025	7,441,305	260,149	916,601	13,777,499	(191,666)	(7,321,278)
Beginning balance at Mar. 31, 2025	7,137,767	260,117	907,471	13,569,055	(277,598)	(7,321,278)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	279,064			279,064
Dividends paid	(70,620)			(70,620)
Common stock issued for the exercise of share-based awards	2,159	32	2,127
Stock-based compensation expense	7,003		7,003
Other comprehensive earnings (loss), net of tax	85,932				85,932
Ending balance at Jun. 30, 2025	$ 7,441,305	$ 260,149	$ 916,601	$ 13,777,499	$ (191,666)	$ (7,321,278)