Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning balance (in shares) at Dec. 31, 2022		31,430,632
Beginning balance at Dec. 31, 2022	$ 1,042,631	$ 314	$ 88,750	$ 956,870	$ (3,303)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		17,029
Exercise of stock options	1,130		1,130
Compensation expense under incentive stock plans	5,435		5,435
Purchase and cancellation of common stock (in shares)		(9,840)
Purchase and cancellation of common stock	(828)		(18)	(810)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		75,328
Issuance of common stock under incentive stock plans, net of cancellations	1,004	$ 1	1,003
Other stock-related activity (in shares)		(24,985)
Other stock-related activity	(2,438)		(1,848)	(590)
Change in foreign currency translation adjustment	685				685
Net income	38,453			38,453
Ending balance (in shares) at Jul. 01, 2023		31,488,164
Ending balance at Jul. 01, 2023	1,086,072	$ 315	94,452	993,923	(2,618)
Beginning balance (in shares) at Apr. 01, 2023		31,469,310
Beginning balance at Apr. 01, 2023	1,049,144	$ 315	90,416	961,597	(3,184)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		1,399
Exercise of stock options	81		81
Compensation expense under incentive stock plans	3,123		3,123
Purchase and cancellation of common stock (in shares)		(4,715)
Purchase and cancellation of common stock	(395)		(9)	(386)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		23,177
Issuance of common stock under incentive stock plans, net of cancellations	1,004		1,004
Other stock-related activity (in shares)		(1,007)
Other stock-related activity	(221)		(163)	(58)
Change in foreign currency translation adjustment	566				566
Net income	32,770			32,770
Ending balance (in shares) at Jul. 01, 2023		31,488,164
Ending balance at Jul. 01, 2023	$ 1,086,072	$ 315	94,452	993,923	(2,618)
Beginning balance (in shares) at Dec. 31, 2023	31,299,770	31,299,770
Beginning balance at Dec. 31, 2023	$ 1,168,203	$ 313	101,045	1,069,435	(2,590)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		9,089
Exercise of stock options	559		559
Compensation expense under incentive stock plans	6,780		6,780
Purchase and cancellation of common stock (in shares)		(591,322)
Purchase and cancellation of common stock	(52,140)	$ (6)	(1,064)	(51,070)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		65,878
Issuance of common stock under incentive stock plans, net of cancellations	961	$ 1	960
Other stock-related activity (in shares)		(17,743)
Other stock-related activity	(1,663)		(1,566)	(97)
Change in foreign currency translation adjustment	(1,618)				(1,618)
Net income	$ 80,238			80,238
Ending balance (in shares) at Jun. 29, 2024	30,765,672	30,765,672
Ending balance at Jun. 29, 2024	$ 1,201,320	$ 308	106,714	1,098,506	(4,208)
Beginning balance (in shares) at Mar. 30, 2024		31,011,870
Beginning balance at Mar. 30, 2024	1,174,495	$ 310	102,211	1,075,663	(3,689)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		3,549
Exercise of stock options	219		219
Compensation expense under incentive stock plans	3,849		3,849
Purchase and cancellation of common stock (in shares)		(273,390)
Purchase and cancellation of common stock	(25,004)	$ (3)	(492)	(24,509)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		24,521
Issuance of common stock under incentive stock plans, net of cancellations	961	$ 1	960
Other stock-related activity (in shares)		(878)
Other stock-related activity	(91)		(33)	(58)
Change in foreign currency translation adjustment	(519)				(519)
Net income	$ 47,410			47,410
Ending balance (in shares) at Jun. 29, 2024	30,765,672	30,765,672
Ending balance at Jun. 29, 2024	$ 1,201,320	$ 308	$ 106,714	$ 1,098,506	$ (4,208)