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GOODWILL AND INTANGIBLE ASSETS (Goodwill by Reportable Segment) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 30, 2023 | Sep. 30, 2023
Goodwill [Roll Forward] |  |
Balance at October 1, 2022 | $ 88,673 |
Other | 843 |
Balance at December 30, 2023 | 89,516 |
Goodwill, cumulative impairment |  | $ 45,000
Ball Bonding Equipment |  |
Goodwill [Roll Forward] |  |
Balance at October 1, 2022 | 18,280 |
Other | 0 |
Balance at December 30, 2023 | 18,280 |
APS |  |
Goodwill [Roll Forward] |  |
Balance at October 1, 2022 | 26,109 |
Other | 125 |
Balance at December 30, 2023 | 26,234 |
All Others |  |
Goodwill [Roll Forward] |  |
Balance at October 1, 2022 | 44,284 |
Other | 718 |
Balance at December 30, 2023 | $ 45,002 |

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