Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended
		Mar. 28, 2026	Mar. 29, 2025
Net sales		$ 125,119	$ 96,797
Cost and expenses:
Cost of sales	[1]	67,214	54,480
Research and development		26,387	23,152
Selling, general and administrative		34,601	30,011
Amortization of purchased intangible assets		7,300	9,852
Restructuring charges		771	6,628
Costs and Expenses		136,273	124,123
Loss from operations		(11,154)	(27,326)
Other (expense) income:
Interest expense		(1,621)	(198)
Interest income		3,842	1,613
Foreign transaction loss		(80)	(55)
Income (loss) before taxes		(9,013)	(25,966)
Income tax provision		3,055	4,838
Net income (loss)		$ (12,068)	$ (30,804)
Income (loss) per share:
Basic (in dollars per share)		$ (0.26)	$ (0.66)
Diluted (in dollars per share)		$ (0.26)	$ (0.66)
Weighted average shares used in computing income (loss) per share:
Basic (in shares)		46,996	46,645
Diluted (in shares)		46,996	46,645

[1] Excludes amortization of purchased intangibles of $4,931 and $7,559 for the three months ended March 28, 2026, and March 29, 2025, respectively.