CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income [Member]	Retained Earnings [Member]	Treasury Stock Common [Member]	Noncontrolling Interests [Member]
Beginning balance at Dec. 31, 2020	$ 3,087,553	$ 6,547	$ 844,979	$ (61,452)	$ 2,593,393	$ (299,161)	$ 3,247
Beginning balance (in shares) at Dec. 31, 2020		65,472,000				(5,434,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises	629		21			$ 608
Stock option exercises (in shares)						12,000
Issuance of stock for equity awards, net of forfeitures			(6,201)			$ 6,201
Issuance of stock for equity awards, net of forfeitures (in shares)						113,000
Tax withholdings on equity award vesting	(2,856)					$ (2,856)
Tax withholdings on equity award vesting (in shares)						(52,000)
Amortization of share-based compensation	15,713		15,713
Total comprehensive income (loss), net of taxes	(211,285)			35,486	(246,954)		183
Return of investment to noncontrolling interests	(972)						(972)
Ending balance at Dec. 31, 2021	2,888,782	$ 6,547	854,512	(25,966)	2,346,439	$ (295,208)	2,458
Ending balance (in shares) at Dec. 31, 2021		65,472,000				(5,361,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises	3,887		757			$ 3,130
Stock option exercises (in shares)						58,000
Issuance of stock for equity awards, net of forfeitures			(9,789)			$ 9,789
Issuance of stock for equity awards, net of forfeitures (in shares)						178,000
Tax withholdings on equity award vesting	(3,408)					$ (3,408)
Tax withholdings on equity award vesting (in shares)						(54,000)
Amortization of share-based compensation	13,865		13,865
Treasury stock purchases	(22,901)					$ (22,901)
Treasury stock purchases (in shares)						(386,000)
Total comprehensive income (loss), net of taxes	165,580			42,819	122,291		470
Return of investment to noncontrolling interests	(637)						(637)
Ending balance at Dec. 31, 2022	3,045,168	$ 6,547	859,345	16,853	2,468,730	$ (308,598)	2,291
Ending balance (in shares) at Dec. 31, 2022		65,472,000				(5,565,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock option exercises	4,208		453			$ 3,755
Stock option exercises (in shares)						71,000
Issuance of stock for equity awards, net of forfeitures			(10,776)			$ 10,776
Issuance of stock for equity awards, net of forfeitures (in shares)						194,000
Tax withholdings on equity award vesting	(3,908)					$ (3,908)
Tax withholdings on equity award vesting (in shares)						(58,000)
Amortization of share-based compensation	14,941		14,941
Treasury stock purchases	(112,803)					$ (112,803)
Treasury stock purchases (in shares)						(1,485,000)
Excise taxes on treasury stock purchases	(972)					$ (972)
Total comprehensive income (loss), net of taxes	241,058			18,153	222,935		(30)
Return of investment to noncontrolling interests	(1,015)						(1,015)
Ending balance at Dec. 31, 2023	$ 3,186,677	$ 6,547	$ 863,963	$ 35,006	$ 2,691,665	$ (411,750)	$ 1,246
Ending balance (in shares) at Dec. 31, 2023		65,472,000				(6,843,000)