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Major Customers and Foreign Sales | 9 Months Ended
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Jun. 30, 2026
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue [Abstract] |
Major Customers and Foreign Sales | 11. Major Customers and Foreign Sales During the nine months ended June 30, 2026, one Thermal Processing Solutions customer represented 11% of our net revenues. During the nine months ended June 30, 2025, one customer of both our Thermal Processing Solutions and Semiconductor Fabrication Solutions segments accounted for 11% of our net revenues. Our net revenues were from customers in the following geographic regions:
|  | Nine Months Ended June 30, |
|  | 2026 |  |  | 2025 |
United States |  |  | 29 | % |  |  | 27 | %
Canada |  |  | 2 | % |  |  | 1 | %
Mexico |  |  | 2 | % |  |  | 1 | %
Other |  |  | 1 | % |  |  | 2 | %
Total Americas |  |  | 34 | % |  |  | 31 | %
China |  |  | 21 | % |  |  | 18 | %
Malaysia |  |  | 7 | % |  |  | 8 | %
Taiwan |  |  | 16 | % |  |  | 21 | %
Other |  |  | 11 | % |  |  | 6 | %
Total Asia |  |  | 55 | % |  |  | 53 | %
Germany |  |  | 1 | % |  |  | 2 | %
Hungary |  |  | — | % |  |  | 3 | %
Czech Republic |  |  | 1 | % |  |  | 2 | %
Other |  |  | 9 | % |  |  | 9 | %
Total Europe |  |  | 11 | % |  |  | 16 | %
|  |  | 100 | % |  |  | 100 | %

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