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Segment Reporting and Geographic Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 26, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Reporting Information [Line Items]
Total revenue	$ 556,496	$ 305,896	$ 273,784
United States [Member]
Segment Reporting Information [Line Items]
Total revenue	81,708	46,717	43,944
Taiwan [Member]
Segment Reporting Information [Line Items]
Total revenue	120,959	66,601	45,312
South Korea [Member]
Segment Reporting Information [Line Items]
Total revenue	90,193	43,997	51,750
Japan [Member]
Segment Reporting Information [Line Items]
Total revenue	59,295	29,816	22,361
Europe [Member]
Segment Reporting Information [Line Items]
Total revenue	49,697	23,023	27,173
Southeast Asia [Member]
Segment Reporting Information [Line Items]
Total revenue	29,621	15,725	20,001
China [Member]
Segment Reporting Information [Line Items]
Total revenue	$ 125,023	$ 80,017	$ 63,243

X

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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