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, 2023		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)		24,358
Exercise of stock options	1,766		1,766
Compensation expense under incentive stock plans	10,547		10,547
Purchase and cancellation of common stock (in shares)		(867,385)
Purchase and cancellation of common stock	(79,139)	$ (9)	(1,561)	(77,569)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		83,055
Issuance of common stock under incentive stock plans, net of cancellations	961	$ 1	960
Other stock-related activity (in shares)		(23,039)
Other stock-related activity	(2,260)		(2,162)	(98)
Change in foreign currency translation adjustment	(967)				(967)
Net income	135,491			135,491
Ending balance (in shares) at Sep. 28, 2024		30,516,759
Ending balance at Sep. 28, 2024	1,234,602	$ 305	110,595	1,127,259	(3,557)
Beginning balance (in shares) at Jun. 29, 2024		30,765,672
Beginning balance at Jun. 29, 2024	1,201,320	$ 308	106,714	1,098,506	(4,208)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		15,269
Exercise of stock options	1,207		1,207
Compensation expense under incentive stock plans	3,767		3,767
Purchase and cancellation of common stock (in shares)		(276,063)
Purchase and cancellation of common stock	(26,999)	$ (3)	(497)	(26,499)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		17,177
Other stock-related activity (in shares)		(5,296)
Other stock-related activity	(597)		(596)	(1)
Change in foreign currency translation adjustment	651				651
Net income	55,253			55,253
Ending balance (in shares) at Sep. 28, 2024		30,516,759
Ending balance at Sep. 28, 2024	$ 1,234,602	$ 305	110,595	1,127,259	(3,557)
Beginning balance (in shares) at Dec. 31, 2024	30,565,855	30,565,855
Beginning balance at Dec. 31, 2024	$ 1,293,470	$ 306	119,077	1,180,862	(6,775)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		33,615
Exercise of stock options	3,192		3,192
Compensation expense under incentive stock plans	12,424		12,424
Purchase and cancellation of common stock (in shares)		(126,586)
Purchase and cancellation of common stock	(15,774)	$ (1)	(228)	(15,545)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		135,045
Issuance of common stock under incentive stock plans, net of cancellations	1,065	$ 1	1,064
Other stock-related activity (in shares)		(46,147)
Other stock-related activity	(5,995)		(5,995)
Change in foreign currency translation adjustment	1,565				1,565
Net income	$ 192,634			192,634
Ending balance (in shares) at Sep. 27, 2025	30,561,782	30,561,782
Ending balance at Sep. 27, 2025	$ 1,482,581	$ 306	129,534	1,357,951	(5,210)
Beginning balance (in shares) at Jun. 28, 2025		30,523,887
Beginning balance at Jun. 28, 2025	1,399,746	$ 305	121,914	1,281,741	(4,214)
Increase (Decrease) in Stockholders' Equity
Exercise of stock options (in shares)		26,254
Exercise of stock options	2,463		2,463
Compensation expense under incentive stock plans	4,287		4,287
Purchase and cancellation of common stock (in shares)		(1,593)
Purchase and cancellation of common stock	(213)		(3)	(210)
Issuance of common stock under incentive stock plans, net of cancellations (in shares)		14,553
Issuance of common stock under incentive stock plans, net of cancellations	1,065		1,065
Other stock-related activity (in shares)		(1,319)
Other stock-related activity	(191)	$ 1	(192)
Change in foreign currency translation adjustment	(996)				(996)
Net income	$ 76,420			76,420
Ending balance (in shares) at Sep. 27, 2025	30,561,782	30,561,782
Ending balance at Sep. 27, 2025	$ 1,482,581	$ 306	$ 129,534	$ 1,357,951	$ (5,210)