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Segment Information
 3 Months Ended
Mar. 31, 2023
Segment Reporting [Abstract]  
Segment Information Segments and Major Customers
Operating segments are based upon the Company’s internal organization structure, the manner in which its operations are managed, the criteria used by its Chief Operating Decision Maker (“CODM”) to evaluate segment performance and availability of separate financial information regularly reviewed for resource allocation and performance assessment.
The Company has determined its CODM to be the Chief Executive Officer (“CEO”). The CEO reviews financial information presented on a consolidated basis for purposes of managing the business, allocating resources, making operating decisions and assessing financial performance. On this basis, the Company is organized and operates as a single segment within the semiconductor space. As of March 31, 2023, the Company has a single operating and reportable segment.
Accounts receivable from the Company’s major customers representing 10% or more of total accounts receivable at March 31, 2023 and December 31, 2022, respectively, was as follows:
As of
Customer March 31, 2023December 31, 2022
Customer 125 %16 %
Customer 211 %23 %
Customer 3 *14 %
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*    Customer accounted for less than 10% of total accounts receivable in the period.
Revenue from the Company’s major customers representing 10% or more of total revenue for the three months ended March 31, 2023 and 2022, respectively, was as follows:
Three Months Ended
 March 31,
Customer 20232022
Customer A19 %25 %
Customer B16 %*
Customer C11 %*
Customer D11 %14 %
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*    Customer accounted for less than 10% of total revenue in the period.
Revenue from customers in the geographic regions based on the location of contracting parties was as follows:
Three Months Ended
 March 31,
(In thousands)20232022
USA$63,656 $55,684 
South Korea14,144 1,465 
Asia-Other12,704 17,792 
Singapore11,328 14,045 
Taiwan6,509 4,960 
Japan2,415 3,535 
Europe1,753 1,564 
Canada1,253 5 
Total$113,762 $99,050