CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Balance at Dec. 29, 2023	$ 385,954	$ 488	$ 436,947	$ (4,113)	$ (47,368)
Balance (in shares) at Dec. 29, 2023		48,839
Net loss	(3,339)				(3,339)
Other comprehensive income (loss)	(599)			(599)
Common stock issued upon exercise of options	5,324	$ 2	5,322
Common stock issued upon exercise of options (in shares)		187
Stock-based compensation	6,676		6,676
Repurchase of employee common stock for taxes withheld	(1,229)		(1,229)
Repurchase of employee common stock for taxes withheld (in shares)		(36)
Forfeited restricted stock (in shares)		(4)
Vested restricted and performance stock units	1	$ 1
Vested restricted and performance stock units (in shares)		134
Balance at Mar. 29, 2024	392,788	$ 491	447,716	(4,712)	(50,707)
Balance (in shares) at Mar. 29, 2024		49,120
Balance at Dec. 27, 2024	397,335	$ 493	471,449	(7,031)	(67,576)
Balance (in shares) at Dec. 27, 2024		49,294
Net loss	(54,211)				(54,211)
Other comprehensive income (loss)	1,427			1,427
Common stock issued upon exercise of options	$ 376	$ 1	375
Common stock issued upon exercise of options (in shares)	52	52
Stock-based compensation	$ 6,327		6,327
Repurchase of employee common stock for taxes withheld	(1,283)		(1,283)
Repurchase of employee common stock for taxes withheld (in shares)		(66)
Vested restricted and performance stock units	1	$ 1
Vested restricted and performance stock units (in shares)		243
Balance at Mar. 28, 2025	$ 349,972	$ 495	$ 476,868	$ (5,604)	$ (121,787)
Balance (in shares) at Mar. 28, 2025		49,523