Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 27, 2021	Mar. 28, 2020
Income Statement [Abstract]
Revenue	$ 169,279	$ 139,928
Cost of revenue	78,810	77,297
Gross profit	90,469	62,631
Operating expenses:
Research and development	21,964	20,927
Sales and marketing	13,104	13,071
General and administrative	15,559	20,147
Amortization	12,357	13,732
Total operating expenses	62,984	67,877
Operating income (loss)	27,485	(5,246)
Interest income, net	361	1,210
Other (expense) income, net	(1,244)	32
Income (loss) before provision for income taxes	26,602	(4,004)
Provision for income taxes	2,489	400
Net income (loss)	$ 24,113	$ (4,404)
Earnings (loss) per share:
Basic	$ 0.49	$ (0.09)
Diluted	$ 0.49	$ (0.09)
Weighted average shares outstanding:
Basic	49,000	50,121
Diluted	49,572	50,121