STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands		Total	Previously Reported	Revision of Prior Period, Error Correction, Adjustment	Common Stock Member	Additional Paid In Capital Member	Retained Earnings Member	Retained Earnings Member Previously Reported	Retained Earnings Member Revision of Prior Period, Error Correction, Adjustment	Accumulated Other Comprehensive Income Member	Treasury Stock
Beginning Balance at Dec. 31, 2020				$ (7,000)	$ 49,187	$ 122,535	$ 2,663,753	$ 2,670,328	$ (6,575)	$ (310,856)	$ (743,620)
Net earnings		$ 262,829	$ 267,159	(4,330)			262,829
Other Comprehensive Income (Loss), Net of Tax		120,391								120,391
Dividends paid							(28,660)
Restricted Stock						(9,007)					9,007
Stock options exercised, net						877					8,828
Share-based compensation						13,296					154
Repurchase of common stock	[1]										(343,129)
Other						(597)	0				597
Ending Balance at Dec. 31, 2021					49,187	127,104	2,897,922			(190,465)	(1,068,163)
Net earnings		294,348					294,348
Other Comprehensive Income (Loss), Net of Tax		(68,451)								(68,451)
Dividends paid							(28,779)
Restricted Stock						(8,523)					8,523
Stock options exercised, net						1,273					8,724
Share-based compensation						15,205					179
Repurchase of common stock	[1]										(56,870)
Other						(506)					506
Ending Balance at Dec. 31, 2022		1,981,214	$ 1,992,119	$ (10,905)	49,187	134,553	3,163,491			(258,916)	(1,107,101)
Net earnings		354,509
Other Comprehensive Income (Loss), Net of Tax		45,693								45,693
Dividends paid							(30,249)
Restricted Stock						(13,878)					13,878
Stock Issued During Period, Value, Employee Stock Purchase Plan						3,312					7,272
Share-based compensation						16,456					347
Repurchase of common stock	[1]										(50,141)
Other						(261)					261
Ending Balance at Dec. 31, 2023		$ 2,328,413			$ 49,187	$ 140,182	$ 3,487,751			$ (213,223)	$ (1,135,484)

[1] For the years ended December 31, 2023, 2022, and 2021, the Corporation repurchased approximately 0.3 million, 0.4 million, and 2.7 million shares of its common stock, respectively.