Segment Reporting and Geographic Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 27, 2020	Jun. 30, 2019	Jun. 27, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 134,948	$ 61,511	$ 274,876	$ 122,403
United States [Member]
Segment Reporting Information [Line Items]
Total revenue	22,378	8,932	42,026	18,063
Taiwan [Member]
Segment Reporting Information [Line Items]
Total revenue	31,997	7,111	67,178	18,142
Japan [Member]
Segment Reporting Information [Line Items]
Total revenue	13,908	3,427	28,935	7,367
China [Member]
Segment Reporting Information [Line Items]
Total revenue	27,001	24,177	58,384	40,221
South Korea [Member]
Segment Reporting Information [Line Items]
Total revenue	22,964	10,775	43,721	21,546
Singapore [Member]
Segment Reporting Information [Line Items]
Total revenue	6,338	1,596	8,928	3,612
Other Asia [Member]
Segment Reporting Information [Line Items]
Total revenue	273	1,047	546	2,039
Germany [Member]
Segment Reporting Information [Line Items]
Total revenue	2,510	674	8,592	2,524
Other Europe [Member]
Segment Reporting Information [Line Items]
Total revenue	$ 7,579	$ 3,772	$ 16,566	$ 8,889