CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Deferred Stock Units	Retained Earnings	Accumulated Other Comprehensive (Loss) Income	Treasury Stock	Noncontrolling Interest
Balance beginning of period (in shares) at Dec. 31, 2020		106,457
Balance beginning of period at Dec. 31, 2020	$ 632,795	$ 10,646	$ 1,294,849	$ 4,503	$ 2,175,595	$ (53,615)	$ (2,799,890)	$ 707
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	204,289				204,257			32
Other comprehensive income (loss), net	(5,921)					(5,921)
Repurchases of common stock, net	(154,033)						(154,033)
Common stock issued under stock plans, including excess tax benefit (in shares)		219
Common stock issued under stock plans, including excess tax benefit	17,430	$ 22	17,408
Share-based compensation cost	8,875		8,829	46
Balance end of period (in shares) at Mar. 31, 2021		106,676
Balance end of period at Mar. 31, 2021	$ 703,435	$ 10,668	1,321,086	4,549	2,379,852	(59,536)	(2,953,923)	739
Balance beginning of period (in shares) at Dec. 31, 2021	106,878	106,878
Balance beginning of period at Dec. 31, 2021	$ 689,992	$ 10,688	1,377,320	5,719	2,920,440	(53,484)	(3,570,691)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	193,965				193,965
Other comprehensive income (loss), net	6,136					6,136
Repurchases of common stock, net	(273,058)						(273,058)
Common stock issued under stock plans, including excess tax benefit (in shares)		125
Common stock issued under stock plans, including excess tax benefit	11,590	$ 12	11,583	(5)
Share-based compensation cost	$ 11,173		11,122	51
Balance end of period (in shares) at Mar. 31, 2022	107,003	107,003
Balance end of period at Mar. 31, 2022	$ 639,798	$ 10,700	$ 1,400,025	$ 5,765	$ 3,114,405	$ (47,348)	$ (3,843,749)	$ 0