CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-in- Capital	Treasury Stock	Accumulated Other Comprehensive Income	Accumulated Deficit	Total
Beginning balance at Dec. 30, 2023	$ 60	$ 312,874	$ (11,912)	$ 783	$ (188,974)	$ 112,831
Beginning balance (in shares) at Dec. 30, 2023	56,303
Increase (Decrease) in Stockholders' Equity
Net loss					(40,601)	(40,601)
Issuance of shares in connection with restricted stock units vesting	$ 1	(471)				(470)
Issuance of shares in connection with restricted stock units vesting (in shares)	847
Issuance of shares in connection with BOD fees		43				43
Issuance of shares in connection with BOD fees (in shares)	34
Officers and directors stock purchase plan		10				10
Officers and directors stock purchase plan (in shares)	10
Issuance of shares in connection with ESPP		359				$ 359
Issuance of shares in connection with ESPP (in shares)	260					260
Share-based compensation		12,731				$ 12,731
Stock repurchase			0
Actuarial gain on defined benefit plan				185		185
Foreign currency adjustments				87		87
Ending balance at Dec. 28, 2024	$ 61	325,546	(11,912)	1,055	(229,575)	85,175
Ending balance (in shares) at Dec. 28, 2024	57,454
Increase (Decrease) in Stockholders' Equity
Net loss					(50,443)	(50,443)
Issuance of shares in connection with restricted stock units vesting	$ 3	(685)				(682)
Issuance of shares in connection with restricted stock units vesting (in shares)	1,958
Issuance of shares in connection with BOD fees		55				55
Issuance of shares in connection with BOD fees (in shares)	66
Officers and directors stock purchase plan (in shares)	1
Issuance of shares in connection with ESPP		173				$ 173
Issuance of shares in connection with ESPP (in shares)	249					249
Issuance of shares in connection with purchase agreement	$ 1	10,732				$ 10,733
Issuance of shares in connection with purchase agreement (in shares)	10,320
Issuance costs in connection with purchase agreement		(383)				(383)
Share-based compensation		8,680				8,680
Stock repurchase			0
Actuarial gain on defined benefit plan				168		168
Ending balance at Jan. 03, 2026	$ 65	$ 344,118	$ (11,912)	$ 1,223	$ (280,018)	$ 53,476
Ending balance (in shares) at Jan. 03, 2026	70,048