Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Treasury Stock	Additional Paid-in Capital	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjustment
Common stock, beginning balance (in shares) at Dec. 31, 2021			34,897
Treasury stock, beginning balance (in shares) at Dec. 31, 2021				0
Beginning balance at Dec. 31, 2021	$ 1,509,227	$ (26,942)	$ 349	$ 0	$ 368,282	$ (44,731)	$ (27,094)	$ 1,167,690	$ 17,789
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee stock plans, net of shares withheld for payroll taxes (in shares)			175
Issuance of common stock under employee stock plans, net of shares withheld for payroll taxes	(6,597)		$ 2		(6,599)
Stock-based compensation expense	5,007				5,007
Foreign currency translation adjustments, net of tax	1,865						1,865
Net earnings	56,631							56,631
Common stock, ending balance (in shares) at Mar. 31, 2022			35,072
Treasury stock, ending balance (in shares) at Mar. 31, 2022				0
Ending balance at Mar. 31, 2022	$ 1,539,191		$ 351	$ 0	321,959		(25,229)	1,242,110
Common stock, beginning balance (in shares) at Dec. 31, 2022	34,009		34,009
Treasury stock, beginning balance (in shares) at Dec. 31, 2022				0
Beginning balance at Dec. 31, 2022	$ 1,638,068		$ 340	$ 0	327,872		(58,802)	1,368,658
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under employee stock plans, net of shares withheld for payroll taxes (in shares)			165
Issuance of common stock under employee stock plans, net of shares withheld for payroll taxes	(7,920)		$ 2		(7,922)
Stock-based compensation expense	6,896				6,896
Repurchase of treasury stock (in shares)				(913)
Repurchase of treasury stock	(117,129)			$ (117,129)
Retirement of treasury stock (in shares)			913	913
Retirement of treasury stock	0		$ (9)	$ 117,129	(8,668)			(108,452)
Excise tax on stock repurchases	(895)				(895)
Foreign currency translation adjustments, net of tax	4,606						4,606
Net earnings	$ 49,972							49,972
Common stock, ending balance (in shares) at Mar. 31, 2023	33,261		33,261
Treasury stock, ending balance (in shares) at Mar. 31, 2023				0
Ending balance at Mar. 31, 2023	$ 1,573,598		$ 333	$ 0	$ 317,283		$ (54,196)	$ 1,310,178