CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common stock	Paid-in capital	Treasury stock	Accumulated other comprehensive income (loss)	Retained earnings
Balance, beginning of period at Dec. 31, 2023		$ 371,353	$ 1,808,113	$ (1,384,293)	$ (316,281)	$ 4,593,125
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Reissuance of treasury stock, net under share-based compensation plans			(31,168)	12,122
Equity compensation			18,286
Purchases of common stock				(252,620)
Other comprehensive income (loss), net of tax	$ (16,774)				(16,774)
Net Income (Loss)	378,325					378,325
Cash dividends						(63,267)
Balance, end of period at Jun. 30, 2024	5,116,921	371,353	1,795,231	(1,624,791)	(333,055)	4,908,183
Balance, beginning of period at Dec. 31, 2023		371,353	1,808,113	(1,384,293)	(316,281)	4,593,125
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchases of common stock	(566,600)
Balance, end of period at Dec. 31, 2024	5,172,375	248,449	1,808,236	0	(288,162)	3,403,852
Balance, beginning of period at Mar. 31, 2024		371,353	1,788,050	(1,466,224)	(326,134)	4,735,298
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity compensation			7,181
Purchases of common stock				(158,567)
Other comprehensive income (loss), net of tax	(6,921)				(6,921)
Net Income (Loss)	204,228					204,228
Cash dividends						(31,343)
Balance, end of period at Jun. 30, 2024	5,116,921	371,353	1,795,231	(1,624,791)	(333,055)	4,908,183
Balance, beginning of period at Dec. 31, 2024	5,172,375	248,449	1,808,236	0	(288,162)	3,403,852
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net under share-based compensation plans		1,045	(19,946)
Purchases of common stock	(405,000)	(16,356)				(392,431)
Equity compensation			12,869
Other comprehensive income (loss), net of tax	83,193				83,193
Net Income (Loss)	377,942					377,942
Cash dividends	(63,700)					(63,747)
Balance, end of period at Jun. 30, 2025	5,154,944	233,138	1,801,159	0	(204,969)	3,325,616
Balance, beginning of period at Mar. 31, 2025		240,194	1,796,475	0	(236,445)	3,339,660
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net under share-based compensation plans		65	(98)
Purchases of common stock		(7,121)				(175,327)
Equity compensation			4,782
Other comprehensive income (loss), net of tax	31,476				31,476
Net Income (Loss)	192,482					192,482
Cash dividends						(31,199)
Balance, end of period at Jun. 30, 2025	$ 5,154,944	$ 233,138	$ 1,801,159	$ 0	$ (204,969)	$ 3,325,616