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Inventories (Tables) | 12 Months Ended
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Sep. 30, 2022
Inventory Disclosure [Abstract] |
Inventories | Inventories consisted of the following (in thousands):
|  | AS OF SEPTEMBER 30, |
|  | 2022 |  |  | 2021 |
Finished goods |  | $ | 14,653 |  |  | $ | 14,968 |
Work in process |  |  | 6,230 |  |  |  | 8,247 |
Raw materials |  |  | 25,609 |  |  |  | 24,720 |
Obsolescence reserve (net realizable value adjustment) |  |  | (13,971 | ) |  |  | (13,636 | )
|  |  | 32,521 |  |  |  | 34,299 |
Less current portion |  |  | 19,995 |  |  |  | 16,196 |
Non-current portion |  | $ | 12,526 |  |  | $ | 18,103 |

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