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Segment Reporting and Geographic Information (Tables) | 6 Months Ended
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Jun. 30, 2024
Segment Reporting and Geographic Information |
Schedule of sales by end-market | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended June 30, | ​ | Six months ended June 30, | ​
​ |  | 2024 | ​ | 2023 |  | 2024 | ​ | 2023 |
​ | ​ | (in thousands) | ​
Sales by end-market | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Semiconductor | ​ | $ | 109,936 | ​ | $ | 106,275 | ​ | $ | 230,320 | ​ | $ | 199,382 | ​
Compound Semiconductor | ​ | ​ | 18,223 | ​ | ​ | 24,066 | ​ | ​ | 39,225 | ​ | ​ | 45,225 | ​
Data Storage | ​ |  | 33,960 | ​ |  | 13,945 | ​ |  | 51,977 | ​ |  | 35,459 | ​
Scientific & Other | ​ |  | 13,760 | ​ |  | 17,355 | ​ |  | 28,841 | ​ |  | 35,079 | ​
Total | ​ | $ | 175,879 | ​ | $ | 161,641 | ​ | $ | 350,363 | ​ | $ | 315,145 | ​
Sales by geographic region | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
United States | ​ | $ | 42,744 | ​ | $ | 35,739 | ​ | $ | 70,612 | ​ | $ | 66,750 | ​
EMEA(1) | ​ | ​ | 23,802 | ​ | ​ | 17,511 | ​ | ​ | 32,290 | ​ | ​ | 40,458 | ​
China | ​ | ​ | 65,376 | ​ | ​ | 49,986 | ​ | ​ | 129,684 | ​ | ​ | 110,733 | ​
Rest of APAC | ​ | ​ | 43,935 | ​ | ​ | 58,320 | ​ | ​ | 117,155 | ​ | ​ | 97,065 | ​
Rest of World | ​ |  | 22 | ​ |  | 85 | ​ |  | 622 | ​ |  | 139 | ​
Total | ​ | $ | 175,879 | ​ | $ | 161,641 | ​ | $ | 350,363 | ​ | $ | 315,145 | ​
(1) | EMEA consists of Europe, the Middle East, and Africa
Schedule of sales by geographic region | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three months ended June 30, | ​ | Six months ended June 30, | ​
​ |  | 2024 | ​ | 2023 |  | 2024 | ​ | 2023 |
​ | ​ | (in thousands) | ​
Sales by end-market | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Semiconductor | ​ | $ | 109,936 | ​ | $ | 106,275 | ​ | $ | 230,320 | ​ | $ | 199,382 | ​
Compound Semiconductor | ​ | ​ | 18,223 | ​ | ​ | 24,066 | ​ | ​ | 39,225 | ​ | ​ | 45,225 | ​
Data Storage | ​ |  | 33,960 | ​ |  | 13,945 | ​ |  | 51,977 | ​ |  | 35,459 | ​
Scientific & Other | ​ |  | 13,760 | ​ |  | 17,355 | ​ |  | 28,841 | ​ |  | 35,079 | ​
Total | ​ | $ | 175,879 | ​ | $ | 161,641 | ​ | $ | 350,363 | ​ | $ | 315,145 | ​
Sales by geographic region | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
United States | ​ | $ | 42,744 | ​ | $ | 35,739 | ​ | $ | 70,612 | ​ | $ | 66,750 | ​
EMEA(1) | ​ | ​ | 23,802 | ​ | ​ | 17,511 | ​ | ​ | 32,290 | ​ | ​ | 40,458 | ​
China | ​ | ​ | 65,376 | ​ | ​ | 49,986 | ​ | ​ | 129,684 | ​ | ​ | 110,733 | ​
Rest of APAC | ​ | ​ | 43,935 | ​ | ​ | 58,320 | ​ | ​ | 117,155 | ​ | ​ | 97,065 | ​
Rest of World | ​ |  | 22 | ​ |  | 85 | ​ |  | 622 | ​ |  | 139 | ​
Total | ​ | $ | 175,879 | ​ | $ | 161,641 | ​ | $ | 350,363 | ​ | $ | 315,145 | ​
(1) | EMEA consists of Europe, the Middle East, and Africa

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