Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Revenue	$ 515,327	$ 408,120	$ 404,093
Cost of revenue	193,652	162,814	165,671
Gross margin	321,675	245,306	238,422
Operating expenses:
Research and development	110,518	89,223	78,617
Selling, general, and administrative	105,617	95,331	82,542
Amortization of acquired intangible assets	2,613	4,449	13,558
Restructuring charges	940	3,937	4,664
Acquisition related charges	1,171	0	0
Total operating expenses	220,859	192,940	179,381
Income from operations	100,816	52,366	59,041
Interest expense	(2,738)	(3,702)	(11,731)
Other (expense) income, net	(452)	(208)	(2,245)
Income before income taxes	97,626	48,456	45,065
Income tax expense	1,704	1,064	1,572
Net income	$ 95,922	$ 47,392	$ 43,493
Net income per share:
Basic (in dollars per share)	$ 0.70	$ 0.35	$ 0.33
Diluted (in dollars per share)	$ 0.67	$ 0.34	$ 0.32
Shares used in per share calculations:
Basic (in shares)	136,619	135,220	132,471
Diluted (in shares)	142,143	141,276	137,274