Segment Reporting and Geographic Information - (Tables)

3 Months Ended

Apr. 01, 2023

Segment Reporting [Abstract]

Schedule of Revenue from External Customers by Products and Services

The following table lists the different sources of revenue:

	Three Months Ended
	April 1,				April 2,
	2023				2022
Systems and software	$	166,824	84	%	$	209,383	87	%
Parts		20,423	10	%		19,857	8	%
Services		11,918	6	%		12,110	5	%
Total revenue	$	199,165	100	%	$	241,350	100	%

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area

For geographical revenue reporting, revenue is attributed to the geographic location to which the product is shipped. Revenue by geographic region is as follows:

Schedule of Revenue by Major Customer by Reporting Segments

The following customers accounted for 10% or more of total revenue for the indicated periods:

	Three Months Ended
	April 1,			April 2,
	2023			2022
Samsung Semiconductor		20	%		10	%
Taiwan Semiconductor Manufacturing Co. Ltd.		14	%		16	%
SK Hynix Inc.		2	%		19	%