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Reportable Segments (Tables) | 6 Months Ended
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Mar. 31, 2024
Segment Reporting [Abstract] |
Schedule of Reportable Segments Information | Information concerning our reportable segments is as follows, in thousands:
|  | Three Months Ended March 31, |  |  | Six Months Ended March 31, |
|  | 2024 |  |  | 2023 |  |  | 2024 |  |  | 2023 |
Net Revenues: |  |  |  |  |  |  |  |  |  |  |  |
Semiconductor |  | $ | 17,441 |  |  | $ | 22,047 |  |  | $ | 34,968 |  |  | $ | 38,934 |
Material and Substrate |  |  | 7,992 |  |  |  | 11,263 |  |  |  | 15,385 |  |  |  | 15,934 |
|  | $ | 25,433 |  |  | $ | 33,310 |  |  | $ | 50,353 |  |  | $ | 54,868 |
Operating income (loss): |  |  |  |  |  |  |  |  |  |  |  |
Semiconductor |  | $ | 896 |  |  | $ | 2,950 |  |  | $ | 1,977 |  |  | $ | 3,819 |
Material and Substrate |  |  | 900 |  |  |  | 297 |  |  |  | (6,943 | ) |  |  | 930 |
Non-segment related |  |  | (433 | ) |  |  | (2,728 | ) |  |  | (2,605 | ) |  |  | (6,910 | )
|  | $ | 1,363 |  |  | $ | 519 |  |  | $ | (7,571 | ) |  | $ | (2,161 | )
|  | March 31, 2024 |  |  | September 30, 2023 |
Identifiable Assets: |  |  |  |  |  |
Semiconductor |  | $ | 63,986 |  |  | $ | 72,466 |
Material and Substrate |  |  | 50,579 |  |  |  | 61,576 |
Non-segment related* |  |  | 1,909 |  |  |  | 2,979 |
|  | $ | 116,474 |  |  | $ | 137,021 |
* Non-segment related assets include cash, property, and other assets.

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-25 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 + Details
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