CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Total Stockholders’ Equity	Capital Stock – Class A and Class B Common	Additional Paid-in Capital	Retained Earnings	Common Stock Held in Treasury, at Cost	Accumulated Other Comprehensive Loss, Net of Income Taxes
Balance, beginning of period at Dec. 31, 2023		$ 1,763,219	$ 17,775	$ 301,287	$ 2,117,839	$ (320,820)	$ (352,862)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 170,100	170,100			170,100
Dividends		(64,962)			(64,962)
Other comprehensive income	11,051	11,051					11,051
Issuance of stock-based awards, net of withholding taxes:
Restricted stock units vested - Class A shares		(18,388)	60	(18,448)
Performance-based awards - Class A shares		(2,688)	8	(2,696)
Employee stock purchase plan – Class A shares		4,589	11	4,578
Share repurchases - Class A shares		(60,749)				(60,749)
Stock-based compensation		49,880		49,880
Balance, end of period at Sep. 30, 2024		1,852,052	17,854	334,601	2,222,977	(381,569)	(341,811)
Balance, beginning of period at Jun. 30, 2024		1,804,986	17,848	320,111	2,180,425	(363,086)	(350,312)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	64,143	64,143			64,143
Dividends		(21,591)			(21,591)
Other comprehensive income	8,501	8,501					8,501
Issuance of stock-based awards, net of withholding taxes:
Restricted stock units vested - Class A shares		(2,494)	6	(2,500)
Share repurchases - Class A shares		(18,483)				(18,483)
Stock-based compensation		16,990		16,990
Balance, end of period at Sep. 30, 2024		1,852,052	17,854	334,601	2,222,977	(381,569)	(341,811)
Balance, beginning of period at Dec. 31, 2024	1,927,209	1,927,209	17,869	356,450	2,325,142	(406,446)	(365,806)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	214,143	214,143			214,143
Dividends		(89,146)			(89,146)
Other comprehensive income	9,018	9,018					9,018
Issuance of stock-based awards, net of withholding taxes:
Restricted stock units vested - Class A shares		(23,574)	67	(23,641)
Performance-based awards - Class A shares		(5,766)	15	(5,781)
Employee stock purchase plan – Class A shares		5,211	12	5,199
Share repurchases - Class A shares		(110,506)				(110,506)
Stock-based compensation		53,663		53,663
Balance, end of period at Sep. 30, 2025	1,980,252	1,980,252	17,963	385,890	2,450,139	(516,952)	(356,788)
Balance, beginning of period at Jun. 30, 2025		1,935,708	17,959	369,208	2,398,105	(489,383)	(360,181)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	81,647	81,647			81,647
Dividends		(29,613)			(29,613)
Other comprehensive income	3,393	3,393					3,393
Issuance of stock-based awards, net of withholding taxes:
Restricted stock units vested - Class A shares		(1,821)	4	(1,825)
Share repurchases - Class A shares		(27,569)				(27,569)
Stock-based compensation		18,507		18,507
Balance, end of period at Sep. 30, 2025	$ 1,980,252	$ 1,980,252	$ 17,963	$ 385,890	$ 2,450,139	$ (516,952)	$ (356,788)