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Segment Reporting and Geographic Information - (Tables) | 9 Months Ended
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Sep. 30, 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 |  |  | Nine Months Ended |
|  | September 30, |  |  | October 1, |  |  | September 30, |  |  | October 1, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Systems and software |  | $ | 169,346 |  |  |  | 82 | % |  | $ | 216,082 |  |  |  | 85 | % |  | $ | 495,523 |  |  |  | 83 | % |  | $ | 646,252 |  |  |  | 86 | %
Parts |  |  | 20,100 |  |  |  | 10 | % |  |  | 21,598 |  |  |  | 8 | % |  |  | 58,665 |  |  |  | 10 | % |  |  | 64,211 |  |  |  | 9 | %
Services |  |  | 17,739 |  |  |  | 8 | % |  |  | 16,573 |  |  |  | 7 | % |  |  | 42,824 |  |  |  | 7 | % |  |  | 41,450 |  |  |  | 5 | %
Total revenue |  | $ | 207,185 |  |  |  | 100 | % |  | $ | 254,253 |  |  |  | 100 | % |  | $ | 597,012 |  |  |  | 100 | % |  | $ | 751,913 |  |  |  | 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:
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30 |  |  | October 1, |  |  | September 30, |  |  | October 1, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Revenue from third parties: |  |  |  |  |  |  |  |  |  |  |  |
South Korea |  | $ | 38,892 |  |  | $ | 41,039 |  |  | $ | 122,205 |  |  | $ | 171,055 |
China |  |  | 29,785 |  |  |  | 78,412 |  |  |  | 108,294 |  |  |  | 215,578 |
United States |  |  | 29,805 |  |  |  | 27,443 |  |  |  | 103,756 |  |  |  | 79,164 |
Taiwan |  |  | 28,084 |  |  |  | 49,611 |  |  |  | 85,802 |  |  |  | 151,460 |
Southeast Asia |  |  | 25,060 |  |  |  | 25,863 |  |  |  | 68,040 |  |  |  | 45,627 |
Japan |  |  | 32,597 |  |  |  | 13,755 |  |  |  | 60,832 |  |  |  | 33,423 |
Europe |  |  | 22,962 |  |  |  | 18,130 |  |  |  | 48,083 |  |  |  | 55,606 |
Total revenue |  | $ | 207,185 |  |  | $ | 254,253 |  |  | $ | 597,012 |  |  | $ | 751,913 |
Schedule of Revenue by Major Customer by Reporting Segments | The following customers accounted for 10% or more of total revenue for the indicated periods:
|  | Nine Months Ended |
|  | September 30, |  |  | October 1, |
|  | 2023 |  |  | 2022 |
Samsung Semiconductor |  |  | 20 | % |  |  | 10 | %
Taiwan Semiconductor Manufacturing Co. Ltd. |  |  | 11 | % |  |  | 15 | %
SK Hynix Inc. |  |  | 4 | % |  |  | 14 | %
Yangtze Memory Technologies Co. Ltd |  |  | 0 | % |  |  | 11 | %

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- Definition Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-40 + Details
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- Definition Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer. + References No definition available. + Details
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- Definition Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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