CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2020		24,418,939
Beginning balance at Dec. 31, 2020	$ 1,748,319	$ 244	$ 1,519,549	$ 179,646	$ 48,880
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	18,149		18,094	55
Exercise of stock options (in shares)		1,632
Exercise of stock options	113		113
Issuance of restricted stock, net (in shares)		248,496
Issuance of restricted stock, net	(2,994)	$ 3	(2,997)
Repurchase of common stock (in shares)		(76,969)
Repurchase of common stock	(5,905)	$ (1)	(4,790)	(1,114)
Common stock dividends	(59,102)			(59,102)
Foreign currency translation adjustments	(39,392)				(39,392)
Unrealized (losses) gains on marketable securities, net of tax	(285)				(285)
Net income	55,087			55,087
Ending balance (in shares) at Dec. 31, 2021		24,592,098
Ending balance at Dec. 31, 2021	1,713,990	$ 246	1,529,969	174,572	9,203
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	21,792		21,763	29
Exercise of stock options (in shares)		377
Exercise of stock options	14		14
Issuance of restricted stock, net (in shares)		422,520
Issuance of restricted stock, net	(2,913)	$ 4	(2,917)
Repurchase of common stock (in shares)		(612,104)
Repurchase of common stock	(40,116)	$ (6)	(37,905)	(2,205)
Common stock dividends	(59,376)			(59,376)
Foreign currency translation adjustments	(43,425)				(43,425)
Unrealized (losses) gains on marketable securities, net of tax	(846)				(846)
Net income	$ 46,670			46,670
Ending balance (in shares) at Dec. 31, 2022	24,402,891	24,402,891
Ending balance at Dec. 31, 2022	$ 1,635,790	$ 244	1,510,924	159,690	(35,068)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	19,772		19,557	215
Exercise of stock options (in shares)		4,138
Exercise of stock options	223		223
Issuance of restricted stock, net (in shares)		128,860
Issuance of restricted stock, net	(5,047)	$ 1	(5,048)
Repurchase of common stock (in shares)		(129,073)
Repurchase of common stock	(10,013)	$ (1)	(8,006)	(2,006)
Common stock dividends	(58,819)			(58,819)
Foreign currency translation adjustments	533				533
Unrealized (losses) gains on marketable securities, net of tax	288				288
Net income	$ 69,791			69,791
Ending balance (in shares) at Dec. 31, 2023	24,406,816	24,406,816
Ending balance at Dec. 31, 2023	$ 1,652,518	$ 244	$ 1,517,650	$ 168,871	$ (34,247)