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Inventories (Tables) | 9 Months Ended
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Jun. 30, 2022
Inventory Disclosure [Abstract] |
Schedule of Components of Inventories | The components of inventories are as follows, in thousands:
|  | June 30, 2022 |  |  | September 30, 2021 |
Purchased parts and raw materials |  | $ | 20,486 |  |  | $ | 16,260 |
Work-in-process |  |  | 6,673 |  |  |  | 4,865 |
Finished goods |  |  | 4,797 |  |  |  | 5,055 |
|  |  | 31,956 |  |  |  | 26,180 |
Excess and obsolete reserves |  |  | (4,499 | ) |  |  | (4,105 | )
Inventories |  | $ | 27,457 |  |  | $ | 22,075 |

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