Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jun. 29, 2024	Jul. 01, 2023
Income Statement [Abstract]
Revenue	$ 166,361	$ 236,568	$ 316,375	$ 396,860
Cost of product revenue	138,895	182,775	252,808	306,044
Amortization of acquired intangible assets	0	290	0	572
Total cost of revenue	138,895	183,065	252,808	306,616
Gross profit	27,466	53,503	63,567	90,244
Research and development	23,230	37,971	57,108	79,240
Selling and marketing	39,980	55,596	69,696	98,072
General and administrative	16,926	26,537	(36,785)	56,846
Restructuring and other	8,230	4,278	22,377	8,084
Amortization of acquired intangible assets	168	177	339	355
Total operating expenses	88,534	124,559	112,735	242,597
Operating loss	(61,068)	(71,056)	(49,168)	(152,353)
Other expense, net	(8,849)	(4,027)	(12,034)	(5,104)
Loss before income taxes	(69,917)	(75,083)	(61,202)	(157,457)
Income tax expense	729	5,717	837	4,455
Net loss	$ (70,646)	$ (80,800)	$ (62,039)	$ (161,912)
Basic	$ (2.41)	$ (2.93)	$ (2.16)	$ (5.88)
Diluted	$ (2.41)	$ (2.93)	$ (2.16)	$ (5.88)
Basic	29,309	27,619	28,740	27,543
Diluted	29,309	27,619	28,740	27,543