Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Income Statement [Abstract]
Revenue	$ 193,387	$ 134,948	$ 362,666	$ 274,876
Cost of revenue	87,931	63,363	166,741	140,660
Gross profit	105,456	71,585	195,925	134,216
Operating expenses:
Research and development	25,507	22,167	47,471	43,094
Sales and marketing	15,429	11,869	28,533	24,940
General and administrative	16,255	15,916	31,814	36,063
Amortization	12,324	13,703	24,681	27,435
Total operating expenses	69,515	63,655	132,499	131,532
Operating income	35,941	7,930	63,426	2,684
Interest income, net	304	686	665	1,896
Other expense, net	(289)	(1,198)	(1,533)	(1,166)
Income before provision for income taxes	35,956	7,418	62,558	3,414
Provision (benefit) for income taxes	905	(6)	3,394	394
Net income	$ 35,051	$ 7,424	$ 59,164	$ 3,020
Earnings per share:
Basic	$ 0.71	$ 0.15	$ 1.20	$ 0.06
Diluted	$ 0.71	$ 0.15	$ 1.19	$ 0.06
Weighted average shares outstanding:
Basic	49,193	48,736	49,105	49,417
Diluted	49,701	49,014	49,645	49,782