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GOODWILL AND INTANGIBLE ASSETS (Goodwill by Reportable Segment) (Details) - USD ($) $ in Thousands	9 Months Ended
	Jun. 29, 2024	Sep. 30, 2023
Goodwill [Roll Forward]
Balance at October 1, 2022	$ 88,673
Other	260
Balance at June 29, 2024	88,933
Goodwill, cumulative impairment		$ 45,000
Segments other than APS
Goodwill [Roll Forward]
Balance at October 1, 2022	18,280
Other	0
Balance at June 29, 2024	18,280
APS
Goodwill [Roll Forward]
Balance at October 1, 2022	26,109
Other	38
Balance at June 29, 2024	26,147
All Others
Goodwill [Roll Forward]
Balance at October 1, 2022	44,284
Other	222
Balance at June 29, 2024	$ 44,506

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of increase (decrease) of asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized, classified as other.

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