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Inventories (Tables) | 3 Months Ended
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Dec. 31, 2022
Inventory Disclosure [Abstract] |
Inventories | Inventories consist of the following (in thousands):
|  | December 31, 2022 |  |  | September 30, 2022 |
Finished goods |  | $ | 15,614 |  |  | $ | 14,653 |
Work in process |  |  | 6,905 |  |  |  | 6,230 |
Raw materials |  |  | 27,761 |  |  |  | 25,609 |
Obsolescence reserve (net realizable value adjustment) |  |  | (13,940 | ) |  |  | (13,971 | )
|  |  | 36,340 |  |  |  | 32,521 |
Less current portion |  |  | 20,736 |  |  |  | 19,995 |
Non-current portion |  | $ | 15,604 |  |  | $ | 12,526 |

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