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	$ 40,417	40,417			40,417
Dividends		(21,719)			(21,719)
Other comprehensive income		503					503
Issuance of stock-based awards, net of withholding taxes:
Restricted stock units vested - Class A shares		(14,917)	47	(14,964)
Performance-based awards - Class A shares		(2,688)	8	(2,696)
Share repurchases - Class A shares		(32,709)				(32,709)
Stock-based compensation		15,856		15,856
Balance, end of period at Mar. 31, 2024		1,747,962	17,830	299,483	2,136,537	(353,529)	(352,359)
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	49,551	49,551			49,551
Dividends		(29,666)			(29,666)
Other comprehensive income	5,834	5,834					5,834
Issuance of stock-based awards, net of withholding taxes:
Restricted stock units vested - Class A shares		(20,477)	59	(20,536)
Performance-based awards - Class A shares		(5,766)	15	(5,781)
Share repurchases - Class A shares		(59,182)				(59,182)
Stock-based compensation		17,353		17,353
Balance, end of period at Mar. 31, 2025	$ 1,884,856	$ 1,884,856	$ 17,943	$ 347,486	$ 2,345,027	$ (465,628)	$ (359,972)