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Acquisition - Additional Information (Details) - USD ($) $ in Thousands |  | 8 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 17, 2023 | Sep. 30, 2023 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
UMB Bank, N.A. | Term Loan | Loan and Security Agreement |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Debt instruments carrying value | $ 12,000 |  |  |  |  |
Debt instrument maturity date | Jan. 17, 2028 |  |  |  |  |
UMB Bank, N.A. | Revolving Loan Facility | Loan and Security Agreement |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Loan facility available | $ 8,000 |  |  |  |  |
Loan facility maturity date | Jan. 17, 2024 |  |  |  |  |
Entrepix, Inc. |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business acquisition, percentage of voting interests acquired | 100.00% |  |  |  |  |
Total cash consideration for the acquisition |  | $ 39,227 |  | $ 39,200 |  |
Cash consideration to the sellers |  |  |  | 35,200 |  |
Cash paid for debt and Entrepix transaction costs |  |  |  | 4,000 |  |
Total Revenues |  |  | $ 18,600 |  |  |
Net Income (Loss) |  |  | $ (3,700) |  |  |
Incremental (reversal) amortization expense on intangible assets acquired |  |  |  |  | $ 1,000 | $ 3,900
Incremental (reversal) of depreciation expense for property, plant, and equipment |  |  |  |  | (200) | (200)
Non-recurring adjustments including acquisition related costs |  |  |  |  |  | 2,500
Entrepix, Inc. | Term Loan |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Incremental interest expense on loan |  |  |  |  | $ 600 | $ 700
Amtech's | General and Administrative Expenses |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquisition cost |  |  |  | $ 2,500 |  |

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