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Segment Reporting and Geographic Information (Tables) | 9 Months Ended
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Sep. 30, 2018
Segment Reporting and Geographic Information |
Schedule of sales by end-market |
|  | Three months ended September 30, |  | Nine months ended September 30, |
|  | 2018 |  | 2017 |  | 2018 |  | 2017 |
|  | (in thousands) |
Sales by end-market |  |  |  |  |  |  |  |  |  |  |  |  |
Advanced Packaging, MEMS & RF Filters |  | $ | 24,562 |  | $ | 21,478 |  | $ | 76,473 |  | $ | 54,216 |
LED Lighting, Display & Compound Semiconductor |  |  | 58,864 |  |  | 57,647 |  |  | 236,597 |  |  | 167,105 |
Front-End Semiconductor |  |  | 13,476 |  |  | 16,256 |  |  | 41,085 |  |  | 27,736 |
Scientific & Industrial |  |  | 29,855 |  |  | 33,927 |  |  | 88,955 |  |  | 86,968 |
Total |  | $ | 126,757 |  | $ | 129,308 |  | $ | 443,110 |  | $ | 336,025 |
Sales by geographic region |  |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 28,861 |  | $ | 34,914 |  | $ | 85,555 |  | $ | 72,820 |
China |  |  | 39,200 |  |  | 12,956 |  |  | 185,050 |  |  | 81,121 |
EMEA(1) |  |  | 30,685 |  |  | 16,948 |  |  | 71,836 |  |  | 54,140 |
Rest of World |  |  | 28,011 |  |  | 64,490 |  |  | 100,669 |  |  | 127,944 |
Total |  | $ | 126,757 |  | $ | 129,308 |  | $ | 443,110 |  | $ | 336,025 |
| (1) |  | EMEA consists of Europe, the Middle East, and Africa

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