Consolidated Statements of Changes in Equity (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Capital In Excess of Par Value	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2023		131,178,000
Beginning balance at Dec. 31, 2023	$ 2,131,828	$ 1,312	$ 1,404,962	$ 762,586	$ (37,032)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	131,400			131,400
Other comprehensive (loss) income	(4,259)				(4,259)
Purchase and retirement of common stock (in shares)		(808,000)
Purchase and retirement of common stock	(56,001)	$ (8)	(5,877)	(50,116)
Issuance of common stock under employee stock purchase plan (in shares)		22,000
Issuance of common stock under employee stock purchase plan	1,196		1,196
Issuance of common stock under share-based award plans (in shares)		937,000
Issuance of common stock under share-based award plans	43,831	$ 9	43,822
Stock-based compensation	11,059		11,059
Ending balance (in shares) at Mar. 31, 2024		131,329,000
Ending balance at Mar. 31, 2024	$ 2,259,054	$ 1,313	1,455,162	843,870	(41,291)
Beginning balance (in shares) at Dec. 31, 2024	126,839,734	126,840,000
Beginning balance at Dec. 31, 2024	$ 2,252,112	$ 1,268	1,539,816	758,003	(46,975)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	151,517			151,517
Other comprehensive (loss) income	8,435				8,435
Purchase and retirement of common stock (in shares)		(2,501,000)
Purchase and retirement of common stock	(192,844)	$ (25)	(20,319)	(172,500)
Issuance of common stock under employee stock purchase plan (in shares)		19,000
Issuance of common stock under employee stock purchase plan	1,335	$ 0	1,335
Issuance of common stock under share-based award plans (in shares)		426,000
Issuance of common stock under share-based award plans	23,159	$ 4	23,155
Stock-based compensation	$ 14,138		14,138
Ending balance (in shares) at Mar. 31, 2025	124,783,725	124,784,000
Ending balance at Mar. 31, 2025	$ 2,257,852	$ 1,247	$ 1,558,125	$ 737,020	$ (38,540)