CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common stock	Class B common stock	Preferred Stock	Common stock Common stock	Common stock Class B common stock	Additional Paid-in Capital	Retained Earnings	Retained Earnings Common stock	Retained Earnings Class B common stock	Treasury Common Stock	Accumulated Other Comprehensive Income (Loss)
Beginning balance, stockholders' equity at Dec. 31, 2022	$ 3,299,544			$ 0	$ 163,439	$ 58,114	$ 1,296,572	$ 3,589,781			$ (1,556,029)	$ (252,333)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,861,787							1,861,787
Other comprehensive income (loss)	22,255											22,255
Dividends (including dividend equivalents):
Common Stock		$ (663,410)	$ (225,895)						$ (663,410)	$ (225,895)
Conversion of Class B Common Stock into Common Stock	0				3,500	(3,500)
Stock-based compensation	81,130						81,130
Exercise of stock options and incentive-based transactions	(8,994)						(32,122)				23,128
Repurchase of common stock	(267,331)										(267,331)
Ending balance, stockholders' equity at Dec. 31, 2023	4,099,086			0	166,939	54,614	1,345,580	4,562,263			(1,800,232)	(230,078)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,221,239							2,221,239
Other comprehensive income (loss)	(48,495)						25,317					(73,812)
Dividends (including dividend equivalents):
Common Stock		(813,211)	(271,975)						(813,211)	(271,975)
Conversion of Class B Common Stock into Common Stock	0				0	0
Stock-based compensation	45,091						45,091
Exercise of stock options and incentive-based transactions	(18,155)						(38,762)				20,607
Repurchase of common stock	(498,926)										(498,926)
Ending balance, stockholders' equity at Dec. 31, 2024	4,714,654			0	166,939	54,614	1,377,226	5,698,316			(2,278,551)	(303,890)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	883,259							883,259
Other comprehensive income (loss)	56,540											56,540
Dividends (including dividend equivalents):
Common Stock		$ (814,151)	$ (271,975)						$ (814,151)	$ (271,975)
Stock-based compensation	65,905						65,905
Exercise of stock options and incentive-based transactions	2,518						(16,480)				18,998
Ending balance, stockholders' equity at Dec. 31, 2025	$ 4,636,750			$ 0	$ 166,939	$ 54,614	$ 1,426,651	$ 5,495,449			$ (2,259,553)	$ (247,350)