Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Consolidated Statements of Operations
Revenues	$ 782,258	$ 1,024,106	$ 720,860
Cost of revenues	321,672	381,549	295,468
Gross profit	460,586	642,557	425,392
Operating expenses:
Research and development	337,744	332,326	273,208
Selling, general and administrative	146,996	190,971	185,022
Operating expenses	484,740	523,297	458,230
Operating income (loss)	(24,154)	119,260	(32,838)
Other income (expense):
Interest income and other, net	19,165	13,915	5,696
Interest expense	(5,554)	(6,723)	(31,033)
Income (loss) from continuing operations before income taxes	(10,543)	126,452	(58,175)
Provision for income taxes	7,943	38,450	13,427
Equity-method earnings (loss)	(16,030)	3,400	13,728
Income (loss) from continuing operations	(34,516)	91,402	(57,874)
Income from discontinued operations, net of income taxes	0	0	2,175,273
Net income (loss)	$ (34,516)	$ 91,402	$ 2,117,399
Basic earnings (loss) per share:
Continuing operations	$ (1.09)	$ 2.61	$ (1.35)
Basic earnings (in dollars per share)	(1.09)	2.61	49.44
Diluted earnings (loss) per share:
Continuing operations	(1.09)	2.54	(1.35)
Diluted earnings (in dollars per share)	$ (1.09)	$ 2.54	$ 47.78
Weighted-average common shares outstanding:
Weighted-average common shares outstanding Basic (in shares)	31,804	35,086	42,830
Weighted-average common shares outstanding Diluted (in shares)	31,804	36,042	44,315