CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common stock	Retained earnings	Accumulated other comprehensive loss
Beginning balance (in shares) at Dec. 25, 2022		32,730,000
Beginning balance at Dec. 25, 2022	$ 496,315	$ 1	$ 516,332	$ (20,018)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(14,173)		(14,173)
Foreign currency translation adjustment	(694)			(694)
Purchases and retirement of common stock (in shares)		(1,877,000)
Purchases and retirement of common stock	(34,178)		(34,178)
Issuances under equity plans, including tax benefits (in shares)		393,000
Issuances under equity plans, including tax benefits	(3,304)		(3,304)
Stock-based compensation	13,907		13,907
Ending balance (in shares) at Dec. 31, 2023		31,246,000
Ending balance at Dec. 31, 2023	457,873	$ 1	478,584	(20,712)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(125,748)		(125,748)
Foreign currency translation adjustment	(1,481)			(1,481)
Purchases and retirement of common stock (in shares)		(1,967,000)
Purchases and retirement of common stock	(21,293)		(21,293)
Issuances under equity plans, including tax benefits (in shares)		309,000
Issuances under equity plans, including tax benefits	(1,583)		(1,583)
Stock-based compensation	$ 7,591		7,591
Ending balance (in shares) at Dec. 29, 2024	29,588,363	29,588,000
Ending balance at Dec. 29, 2024	$ 315,359	$ 1	337,551	(22,193)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Retained earnings	337,551
Net loss	(47,960)		(47,960)
Foreign currency translation adjustment	546			546
Issuances under equity plans, including tax benefits (in shares)		399,000
Issuances under equity plans, including tax benefits	(644)		(644)
Stock-based compensation	$ 7,256		7,256
Ending balance (in shares) at Dec. 28, 2025	29,986,762	29,987,000
Ending balance at Dec. 28, 2025	$ 274,557	$ 1	$ 296,203	$ (21,647)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Retained earnings	$ 296,203