Consolidated Statements of Income Statement - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020
Revenue	$ 303,261	$ 192,535
Cost of product revenue	180,092	114,295
Amortization of acquired intangible assets	225	285
Total cost of revenue	180,317	114,580
Gross profit	122,944	77,955
Research and development	41,920	36,759
Selling and marketing	50,990	36,594
General and administrative	23,440	24,573
Amortization of acquired intangible assets	205	254
Total operating expenses	116,555	98,180
Operating income (loss)	6,389	(20,225)
Other expense, net	(160)	(19)
Income (loss) before income taxes	6,229	(20,244)
Income tax benefit	(1,214)	(2,109)
Net income (loss)	$ 7,443	$ (18,135)
Basic	$ 0.26	$ (0.64)
Diluted	$ 0.26	$ (0.64)
Basic	28,257	28,297
Diluted	29,086	28,297