CONSOLIDATED STATEMENTS OF STOCKHOLDERS' (DEFICIT) EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning Balance at Jan. 01, 2022	$ 635,816	$ 1,847	$ 1,208,645	$ (574,676)
Beginning Balance (shares) at Jan. 01, 2022		184,732,268
Employee stock purchase plan	2,278	$ 12	2,266
Employee stock purchase plan (shares)		1,185,972
Non-cash compensation	10,596		10,596
Net income (loss)	(448,553)			(448,553)
Ending Balance at Jul. 02, 2022	200,137	$ 1,859	1,221,507	(1,023,229)
Ending Balance (in shares) at Jul. 02, 2022		185,918,240
Beginning Balance at Apr. 02, 2022	665,965	$ 1,847	1,213,460	(549,342)
Beginning Balance (shares) at Apr. 02, 2022		184,732,268
Employee stock purchase plan	2,278	$ 12	2,266
Employee stock purchase plan (shares)		1,185,972
Non-cash compensation	5,781		5,781
Net income (loss)	(473,887)			(473,887)
Ending Balance at Jul. 02, 2022	200,137	$ 1,859	1,221,507	(1,023,229)
Ending Balance (in shares) at Jul. 02, 2022		185,918,240
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
Employee stock purchase plan	945	$ 16	929
Employee stock purchase plan (shares)		1,565,933
Non-cash compensation	5,027		5,027
Net income (loss)	(6,399)			(6,399)
Ending Balance at Jul. 01, 2023	(6,737)	$ 1,904	1,234,468	(1,243,109)
Ending Balance (in shares) at Jul. 01, 2023		190,425,098
Beginning Balance at Apr. 01, 2023	(35,866)	$ 1,888	1,230,954	(1,268,708)
Beginning Balance (shares) at Apr. 01, 2023		188,859,165
Employee stock purchase plan	945	$ 16	929
Employee stock purchase plan (shares)		1,565,933
Non-cash compensation	2,585		2,585
Net income (loss)	25,599			25,599
Ending Balance at Jul. 01, 2023	$ (6,737)	$ 1,904	$ 1,234,468	$ (1,243,109)
Ending Balance (in shares) at Jul. 01, 2023		190,425,098