CONSOLIDATED STATEMENTS OF STOCKHOLDERS' DEFICIT - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning Balance at Dec. 31, 2022	$ (6,310)	$ 1,888	$ 1,228,512	$ (1,236,710)
Beginning Balance (shares) at Dec. 31, 2022		188,859,165
Issuance of vested restricted shares		$ 3	(3)
Issuance of vested restricted shares (shares)		308,055
Employee stock purchase plan	945	$ 16	929
Employee stock purchase plan (shares)		1,565,933
Non-cash share-based compensation	10,319		10,319
Net loss	(134,524)			(134,524)
Ending Balance at Dec. 30, 2023	(129,570)	$ 1,907	1,239,757	(1,371,234)
Ending Balance (in shares) at Dec. 30, 2023		190,733,153
Issuance of vested restricted shares	675	$ 7	668
Issuance of vested restricted shares (shares)		740,115
Employee stock purchase plan	3,089	$ 18	3,071
Employee stock purchase plan (shares)		1,751,909
Non-cash share-based compensation	13,184
Net loss	(10,929)			(10,929)
Ending Balance at Dec. 28, 2024	$ (123,551)	$ 1,932	$ 1,256,680	$ (1,382,163)
Ending Balance (in shares) at Dec. 28, 2024		193,225,177