Stock-Based Compensation (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 10,037	$ 3,955	$ 15,050	$ 8,933
Cost of revenue:
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	1,085	542	1,972	1,186
Research and development
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	1,456	233	1,826	536
Sales, general, and administrative
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 7,496	$ 3,180	$ 11,252	$ 7,211